Array # Java Method overriding # Java Wrapping classes. Boxing # Java Grouping classes with packages # Java Inheritance # Java String # Java Multidimensional array # Java Types and variables # Java Introduction to Java # Java Initializing new instances. Constructor # Java Break and continue. Branching # Java Bitwise and bit-shift operations # Java Object class # Java Getters and setters # Java Conditional statement # Java Integer types and operations # Java Access modifiers # Java Comments # Java Characters # Java Type casting # Java Multiple conditions: switch # Java Floating-point types # Java Overloading # Java The utility class Collections # Java The Set interface # Java Iterator and Iterable # Java The List interface # Java Stack # Java The Map interface # Java Functional interfaces # Java Method references # Java Functional data processing with streams # Java Standard functional interfaces # Java Function composition # Java Map and flatMap # Java Stream filtering # Java Currying # Java Reduction methods # Java Collectors # Java Hierarchy of exceptions # Java First glance at exceptions # Java Exception handling # Java Math library # Java Stream pipelines # Java Thread management # Java Anonymous classes properties # Java Shared data # Java YAML # Essentials Generics and Reflection # Java Reification # Java Type Bounds # Java Type Erasure # Java Wildcards # Java Boolean type and operations. True and false # Java Comparing values. Relational operators # Java For loop # Java While and do-while loops # Java Objects and their properties # Java Iterating over arrays # Java Processing strings # Java Arrays as parameters # Java Serialization basics # Java Throwing exceptions # Java Custom serialization # Java LocalDate # Java LocalDateTime # Java LocalTime # Java Reflection basics # Java Comparing dates and time # Java Command-line arguments # Java Naming variables # Java Reading user's input with Scanner # Java Retrieving Class instances # Java Defining classes # Java Instance methods # Java What is object-oriented programming # Essentials hashCode() and equals() # Java toString() # Java Multiple constructors # Java Initialization blocks # Java Abstract class # Java Declaring functionality with interfaces # Java Class files and Bytecode # Java Keyword "super" # Java Referencing subclass objects # Java Runtime type checking # Java Recursion # Java Divide and conquer # Algorithms Arithmetic operations # Java Basic literals: numbers, strings and characters # Java Writing first program # Java Basic terms: JVM, JRE, JDK # JVM JVM components # JVM Infinity and Not a Number # Java One-line condition with ternary operator # Java Covariant return types # Java Singleton # Java Strategy # Java Data types and their sizes # Java BigInteger # Java Errors in programs # Java NullPointerException # Java Array exceptions # Java ArrayList # Java Introduction to generic programming # Java Generics and Object # Java Generic methods # Java The Collections framework overview # Java File class # Java Reading files # Java File hierarchies # Java Managing files # Java Writing files # Java Regexps in Java # Java Regex sets, ranges, alternations # Java Regex shorthands # Java Regex quantifiers # Java Regexes in programs # Java Replacing characters with Regex # Java Patterns and Matcher # Java Match results # Java Write, compile, and run # JVM Running programs on your computer # JVM Printing data # Java What are collections # Java StringBuilder # Java Build tools # Dev tools Dependencies # Dev tools Maven basics # Dev tools JAR files # Dev tools The jar tool # Dev tools Basic literals: numbers, strings and characters # Kotlin Introduction to Kotlin # Kotlin Writing first program # Kotlin Values and variables # Kotlin Data types # Kotlin Naming variables # Kotlin Kotlin style guide. Coding conventions # Kotlin Comments # Kotlin Standard input with Java Scanner # Kotlin Standard output # Kotlin Properties of basic types # Kotlin Arithmetic operations # Kotlin Integers in action # Kotlin Floating-point types # Kotlin Comparing numbers. Relational operators # Kotlin Working with strings # Kotlin String templates # Kotlin The Math library # Kotlin Arrays # Kotlin Invoking functions # Kotlin Declaring functions # Kotlin If expression # Kotlin When expression # Kotlin Ranges # Kotlin Default arguments # Kotlin Named arguments # Kotlin For loop and arrays # Kotlin For loop and ranges # Kotlin Loops: repeat statement # Kotlin While loops # Kotlin Type conversion # Kotlin Characters. Char type # Kotlin Fork and pull request # GitHub Starting with GitHub # GitHub IDE # Dev tools IntelliJ IDEA # Dev tools Big O: how to count it # Intro to algorithms and data structures Binary search # Algorithms Computer algorithms # Intro to algorithms and data structures Abstract and concrete data structures # Intro to algorithms and data structures Graph # Data structures Insertion sort # Algorithms Jump search # Algorithms Linear search # Algorithms Merge sort # Algorithms Sorting problem # Algorithms Tree # Data structures Breadth-first search # Algorithms Binary heap # Data structures Binary search tree # Data structures Bubble sort # Algorithms Counting sort # Algorithms Depth-first search # Algorithms Hash table # Algorithms Quick sort # Algorithms Selection sort # Algorithms Local work # GitHub Threads as objects # Java Interruptions # Java Exceptions in threads # Java States of a thread # Java Executors # Java Callable and Future # Java Random class # Java Sockets # Java Collections and thread-safety # Java Concurrent queues # Java Increment and decrement # Java Numeric literals # Java Primitive and reference types # Java Object interning # Java Dependency management: repositories # Dev tools Gradle: overview # Dev tools Basic project with Gradle # Dev tools Command # Java Builder # Java Stack # Data structures Call stack # Java Searching a substring # Algorithms String basics # Data structures Decorator # Java Factory method # Java Template method # Java Directed acyclic graph # Data structures Introduction to Python # Python Representation of graphs # Data structures Multi-line programs # Python Writing first program # Python Rabin-Karp algorithm # Algorithms Singly linked list # Data structures Doubly linked list # Data structures Queue # Data structures Circular queue # Data structures Deque # Data structures Dynamic array # Data structures What are bugs # Essentials The basic window in Swing # Java Swing Observer # Java Facade # Java What are streams # Java Introduction to logging # Essentials Binary numbers # Numeral systems Dijkstra's algorithm # Algorithms Lee's algorithm # Algorithms Floyd–Warshall algorithm # Algorithms Converting from binary to decimal # Numeral systems Converting from decimal to binary # Numeral systems Weighted graph # Data structures Spanning tree # Algorithms Edit distance alignment # Algorithms Abstract factory # Java 1s Complement # Numeral systems 2s Complement # Numeral systems IntelliJ IDEA basics # Dev tools Navigation through code # Dev tools Writing code with pleasure # Dev tools Fixing code # Dev tools JetBrains Academy plugin # Dev tools Quotes and multi-line strings # Python Basic data types # Python List # Python Variables # Python Naming variables # Python Program with numbers # Python Invoking functions # Python Declaring functions # Python PEP 8: Coding style guide # Python Comments # Python Taking user's input # Python Comparisons # Python If statement # Python Else statement # Python Elif statement # Python While loop # Python Recursion basics # Essentials Standard logger # Java Functions as objects # Kotlin Importing modules # Python Boolean type and operations. True and false # Python Operations with list # Python String formatting # Python Program execution # Python Errors # Python Exceptions # Python Creating modules # Python For loop # Python Avoiding bad comments # Python Lambda expressions # Kotlin Jumps and returns # Kotlin Slicing # Python Indexes # Python PyCharm basics # Dev tools Declaring classes # Kotlin Type casting # Python External resources # Essentials Constructors # Kotlin Math functions # Python Random module # Python Exception handling # Python Introduction to Django # Django Django project structure # Django Introduction to Swing components # Java Swing Loop control: break, continue, pass # Python List comprehension # Python Global vs local. Scopes # Python Introduction to Android # Android Getting started with Spring Boot # Spring Boot Basic project structure # Spring Boot Member functions # Kotlin Reading files # Kotlin Android studio basics # Android Multiple modules. Package # Python Django template language # Django Prefix function # Algorithms JMenu # Java Swing String hashing # Algorithms Processing requests # Django Dictionary # Python HTML page structure # HTML Intro to HTML forms # HTML HTTP: HyperText Transfer Protocol # Essentials Command line overview # Command line Multithreading in Swing # Java Swing Extension functions # Kotlin World Wide Web # Essentials Launching web server # Django Set # Python Class # Python Class instances # Python Class vs instance # Python Protected modifier # Java Frameworks # Essentials HTTP URL # Essentials HTTP messages # Essentials Objects and their properties # Kotlin Layout managers # Java Swing Django ORM # Django Working with strings: basic methods # Python Units of information # Essentials JSON # Essentials XML # Essentials Domains # Essentials Nodes, cycles and paths # Data structures Methods # Python Splitting strings and joining lists # Python Methods and attributes # Python Files # Essentials Custom exceptions # Java Queries and filters # Django Posting and deleting data via REST # Spring Boot Field lookups # Django Formatted output # Java SQL: structured query language # SQL and Databases Object modification with ORM # Django Lambda functions # Python Introduction to matrices # Linear algebra Tree traversals # Algorithms Basic data types # SQL and Databases Escape sequences # Python Magic methods # Python Handling requests with bodies # Spring Boot Aggregations and Ordering # Django Inheritance in Python # Python Function, arguments and parameters # Python Exception # Kotlin Fixed-size array # Data structures Block-level elements # HTML Types of matrices # Linear algebra Operations with matrices # Linear algebra Using models with templates # Django Submitting data # Django Sample space # Events and probabilities Algorithms in Python # Python Datetime module # Python Property accessors # Kotlin Tags and Attributes # HTML Connecting CSS to HTML # HTML HTML attributes id and class # HTML Audio # HTML Comments in HTML # HTML Connecting JavaScript to HTML # HTML Inline elements # HTML Literals # SQL and Databases Arithmetic expressions # SQL and Databases Basic SELECT statement # SQL and Databases Matrix multiplication # Linear algebra Spring components # Spring Boot Priority queue # Data structures Tuple # Python Math magic methods # Python Method overriding # Python Constants. Final variables # Java Unit testing # Essentials Topological sort # Algorithms Regular expression # Essentials Taming exceptions # Kotlin Mockito # Java Nullable and non-nullable types # Kotlin Avoiding NPEs. Null safety # Kotlin Multiple inheritance # Python Recursion in Python # Python Registration and authentication # Django What is CSS # CSS Inheritance # Kotlin Basic syntax # CSS Comments in CSS # CSS CSS Selectors # CSS HTTP Basic Auth # Essentials Any and all # Python REST # Essentials Overriding functions # Kotlin Google Fonts # CSS Admin interface # Django Events # Events and probabilities Unicode # Essentials The NULL value # SQL and Databases Building apps using Gradle # Dev tools Immutability # Essentials Spring and Spring Boot frameworks # Spring Boot Dynamic programming basics # Algorithms Connectivity in graphs # Algorithms BigInteger # Kotlin Colors in CSS # CSS Command line arguments # Python Defaultdict and Counter # Python Flush and file arguments of print # Python Introduction to JavaScript # JavaScript Kosaraju's algorithm # Algorithms Row transformations # Linear algebra Row echelon form # Linear algebra Bytes basics # Python Creating bytes # Python Identity testing # Python Dealing with modifiers # Java Manipulating fields and methods # Java Detecting annotations # Java Creating instances # Java Reading files # Python Real-time interpreter: Shell # Python Map and filter # Python Writing first program # JavaScript Multi-line programs # JavaScript Comments # JavaScript Intro to Lists # HTML Declaring variables # JavaScript Strings and numbers # JavaScript Positioning properties # CSS Basics of sets # Sets Experiments with Python shell # Python Custom generators # Python Data and object mapping # Essentials Object-Relational Mapping (ORM) # Essentials Width and Height # CSS Writing files # Python Margin and Padding # CSS Border # CSS Naming variables # JavaScript Arithmetic operators # JavaScript Functions # JavaScript Streams of primitives # Java Taking elements # Java Parallel streams # Java What are databases # SQL and Databases Libraries # Essentials Postman # Dev tools Arrow Functions # JavaScript Boolean and Logical Operators # JavaScript Iterators # Python Itertools module # Python Encapsulation # Essentials Data class # Kotlin Getting substrings # Kotlin Simultaneous tasks # Kotlin Args # Python Null and Undefined # JavaScript Comparison Operators # JavaScript Introduction to Objects # JavaScript Requests: retrieving data # Python SELECT FROM statement # SQL and Databases Logic and comparison expressions # SQL and Databases Results ordering # SQL and Databases DOM # HTML Set operations and Venn Diagrams # Sets Cartesian Product # Sets DOM methods # JavaScript Requests: manipulating data # Python Files in Python # Python Context manager # Python Object methods and keyword "this" # JavaScript The "addEventListener" method # JavaScript Template literals # JavaScript Computer programming # Essentials Intro to computational thinking # Essentials Components of computational thinking # Essentials Rendering templates # Django Introduction to JPA # Spring Boot Exception handling in Spring Boot # Spring Boot Hexadecimal numbers # Numeral systems Float special values # Python RGB # Essentials Output streams # Java Properties of functions # Functions and their properties Properties of numerical functions # Calculus Conditional Operators # JavaScript Keyboard events handling # JavaScript Audio Object # JavaScript Stack in Python # Python Queue in Python # Python JPA relationships # Spring Boot Introduction to Scala # Scala Code organization. Design principles # Essentials Single Responsibility Principle # Essentials Set operations # Python Json module # Python Dictionary methods # Python Processing strings # Kotlin Destructuring declarations # Kotlin Basic INSERT statement # SQL and Databases Basic UPDATE statement # SQL and Databases Basic DELETE statement # SQL and Databases Basic CREATE statement # SQL and Databases Input streams # Java Increment and Decrement # JavaScript Loops: for and for...in # JavaScript Loops: while and do...while # JavaScript Natural language processing # Essentials Matrix determinant # Linear algebra Solving linear systems using the Gauss elimination # Linear algebra Images # HTML Ordering and total order # Essentials Objects in Python # Python Copy of an object # Python Open/Closed Principle # Essentials Basic literals # Scala Values and variables # Scala Introduction to functions # Scala Synchronous, asynchronous, parallel # Essentials Bean validation # Spring Boot Object declarations # Kotlin Break and continue statements # JavaScript Window Object # JavaScript Introduction to complex numbers # Complex numbers Processes and threads # Essentials Processes and threads inside computers # Essentials Ordering of compound objects # Essentials Operations with tuple # Python Regexps in Python # Python WebStorm # Dev tools XML in Python # Python When different types meet: type coercion # Kotlin Connecting to a database with JDBC # Java Introduction to Linux # Essentials CRUD repositories # Spring Boot Kwargs # Python Search in a string # Python Collisions # Algorithms Functional decomposition # Python Alter table # SQL and Databases Consistency constraints # SQL and Databases Inserting selected rows # SQL and Databases Aggregate functions # SQL and Databases Updating selected rows # SQL and Databases Interfaces # Essentials Introduction to collections # Scala Branching # Scala Tuples # Scala Intro to NumPy # Instruments setTimeout and setInterval # JavaScript Type system # Kotlin Optional # Java Operating systems # Essentials Writing files # Kotlin Try with resources # Java Parameters and options # Command line Escaping in regexps # Python Pseudo-classes # CSS Scope of variables # JavaScript PRIMARY KEY constraint # SQL and Databases FOREIGN KEY constraint # SQL and Databases Set operations # SQL and Databases Liskov Substitution Principle # Essentials Datetime parsing and formatting # Python Hashing: overview # Algorithms Inheritance # Essentials Introduction to linear operators # Linear algebra Eigenvalues and eigenvectors # Linear algebra A change of basis # Linear algebra Actions with linear operators # Linear algebra GROUP BY statement # SQL and Databases A limit of a function # Calculus JDBC Statements # Java Modules # JavaScript Function constructor # JavaScript Introduction to Promises # JavaScript "then", "catch" and "finally" methods # JavaScript Template tags # Django Template filters # Django Collections module # Python Polymorphism # Essentials Regexp sets and ranges # Python Static content # Django Sorting a list # Python Array creation and indexing # Instruments Interface Segregation Principle # Essentials Data types in NumPy # Instruments Function decorators # Python Abstract classes # Python ForEach method # JavaScript Shorthands # Python Decorators in OOP # Python Text shadow # CSS Operations with an array # Instruments toString() # Kotlin Introduction to React # React BeautifulSoup: working with HTML # Python User-defined exceptions # Python Limits: indeterminate forms # Calculus Limits: L'Hospital's rule # Calculus Least squares method # Optimization First steps to coroutines # Kotlin Introduction to Animation # CSS Default arguments # Python Conversion to boolean # Python Conditional probability # Events and probabilities Regexp quantifiers # Python Tokenization implementation # NLP Assert statement # Python Linear subspaces # Linear algebra Introduction to collections # Kotlin Intro to Machine Learning # Machine learning Series # Instruments Introduction to scikit-learn # Instruments POS tagging # NLP Overview of text normalization # NLP The main() function # Kotlin Testing user input # Python Text corpora in NLTK # NLP Grouping collectors # Java Special WHERE operators # SQL and Databases Conditional functions # SQL and Databases Formal definition of probability # Events and probabilities Functional decomposition # Java Bayes theorem # Events and probabilities Modulo division An inverse operator # Linear algebra Absolute units # CSS Window listeners # Java Swing Try-catch statement # Kotlin IntelliJ IDEA run configurations # Dev tools Rules of sum, product, and complement # Events and probabilities Row operations as matrix multiplication # Linear algebra Lines, planes and their equations Relative units # CSS Box-Shadow # CSS Multiple conditions. Switch...case statement # JavaScript Companion object # Kotlin Android Project Structure # Android Regexps # Kotlin List # Kotlin Secondary constructor # Kotlin AndroidManifest File # Android Operations with several arrays # Instruments Unit testing in Python # Python The first and second wonderful limits # Calculus Introduction to derivatives # Calculus Intro to Tables # HTML Visibility # CSS Async/await # JavaScript Intro to DOM events # JavaScript Anonymous function # JavaScript Hash function # Algorithms Starting with git # Git Local repository # Git Editing the commit # Git Calling methods # Java DataFrame # Instruments Introduction to classification # Machine learning Multi-dimensional array # Kotlin Declaring methods # Java XML Layouts # Android JDBC Prepared Statements # Java Mutable List # Kotlin Introduction to polynomials # Polynomials Boolean operations on arrays # Instruments Resources # Android Operations with dictionary # Python os module # Python Tables: Merging cells # HTML line-height # CSS z-index # CSS Opacity # CSS Git branches # Git Introduction to Stanza # NLP Submodule linalg # Instruments Reading data with readln # Kotlin Structural vs referential equality # Kotlin Accuracy and confusion matrix # Machine learning Unittest in more detail # Python Population and sample # Descriptive statistics Mean, median, and mode # Descriptive statistics Set # Kotlin API Levels # Android Running your app # Android Word2Vec # NLP Shelve # Python JDBC Transactions # Java Default methods # Java Values # Android Introduction to clustering # Machine learning Argparse module # Python Derivatives of polynomials # Calculus Introduction to regression # Machine learning Decision Trees # Machine learning Introduction to Gitflow # Git Gitflow auxiliary branches # Git Git internal structure # Git Code style # HTML String arrays # Kotlin Geometric interpretation of linear systems Inner classes # Java Fields and methods in enum # Java Searching with git # Git Git rebase # Git Call stack # Kotlin Errors in programs # Kotlin Position # CSS Text Alignment # CSS Permutations # Combinatorics Interpolation # Polynomials One-sided limits and the non-existence of a limit # Calculus Operations with limits # Calculus Lambda expressions # Java Probability and Statistics # Descriptive statistics ClassList # JavaScript The <i> tag # HTML Background # CSS Built-in exceptions # Python Introduction to software development models # Essentials Agile development # Essentials How to read a traceback # Python Working with CSV # Python Derivatives of trigonometric functions # Calculus Introduction to Flexbox # CSS Orientation and Display order # CSS Axis alignment # CSS Subqueries # SQL and Databases Random # Kotlin The try-catch-finally statement # Kotlin Roles and responsibilities in a development team # Essentials Kanban board (Trello) # Essentials Links # HTML Nested classes # Java Image processing # Essentials Docstrings # Python Anonymous class # Java Mutable Set # Kotlin Viewing files in shell # Command line Software lifecycle # Essentials The Graphics class # Java Swing Decimal to binary: fractions # Numeral systems Octal numbers # Numeral systems SharedPreferences # Android Intent # Android Toast # Android Linear, Frame, Relative layouts # Android A derivative of exponential functions # Calculus Implicit derivatives # Calculus A derivative of logarithmic functions # Calculus A composite function and its derivative # Calculus Self-documenting code # Essentials Documentation # Essentials SciPy overview # Python Statistics module # Python Types of JOINs # SQL and Databases Date & Time data types # SQL and Databases How to read the documentation # Python Introduction to transactions # SQL and Databases Introduction to SQLite # SQL and Databases Introduction to Heroku # Dev tools Introduction to optimization # Optimization Functions and arguments # Command line create-react-app # React Transform # CSS The lang attribute # HTML Attribute selectors and Universal selector # CSS Combinators # CSS AlertDialog # Android Combining Data in Pandas # Instruments Understanding Transactions # SQL and Databases HashMap # Java LinkedList vs. ArrayList # Java JTable # Java Swing Coding style conventions # Java JSON Moshi Library # Kotlin Code style # CSS Overflow # CSS Event Loop # JavaScript File descriptors and pipes # Command line Explore folders and files # Command line PendingIntent # Android Working with remote repository # Git Higher order derivatives # Calculus BigDecimal # Kotlin String basics # Kotlin Conditional selection # Instruments Grouping and aggregating data in pandas # Instruments Class Loader # Java Posting notifications # Android Reshaping and Pivot Tables # Instruments The Jupyter Notebook # Python Google Colab # Python Unit testing with JUnit # Java Pickle # Python Map # Kotlin Functional decomposition # Kotlin Groups and alternations # Python Introduction to Node.js # Node.js Float # CSS Clear # CSS Grep basic options # Command line Multivariable limits # Calculus Introduction to differential equations # Differential equations Openpyxl # Python Timers # Java First-order linear differential equations # Differential equations Custom annotations and types of annotations # Java Event listeners # Android Drawables overview # Android Matrix rank # Linear algebra Applications of LU-decomposition # Linear algebra Choosing the right collection # Java Test lifecycle annotations # Java Parameterized test # Java Checking External Resource # Command line Match object and flags # Python TF-IDF in scikit-learn # Instruments Text, images, and buttons # Android View Binding # Android Intro to SQL Alchemy # Python Scroll bars # Java Swing Sorting and deduplication # Command line Comparator # Java Fragments # Android Higher-order linear differential equations # Differential equations Accessing data in a DataFrame # Instruments Modifying a DataFrame # Instruments File types # Essentials SQL Alchemy mappings # Python Handlers # Android Matrix inverse # Linear algebra Key-value storages # SQL and Databases Cartesian coordinates Quartiles # Descriptive statistics Visualization in pandas # Instruments Package manager APT # Command line Markdown # Essentials CSV # Essentials HSV # Essentials Scheduling tasks with cron # Command line What is MongoDB # SQL and Databases Markdown: extended elements # Essentials ER-diagrams # SQL and Databases What is npm # Node.js Hierarchy of exceptions # Kotlin Help files # Command line The pigeonhole principle # Combinatorics Layout elements # HTML .loc & .iloc # Instruments Summarizing numeric columns # Instruments Transitions # CSS Functional testing # Essentials BigDecimal # Java Modulo division with negative numbers Recursion # Kotlin Introduction to Spring Web MVC # Spring Boot Using FreeMarker with Spring Boot # Spring Boot IP # Essentials Simple linear regression # Machine learning POST vs. PUT requests # Spring Boot Suspending functions # Kotlin Debugging techniques # Kotlin Coroutine builders: overview # Kotlin Partial derivatives # Calculus Local extrema # Calculus Debugging techniques # Java Relational Data Model # SQL and Databases JSON data type # SQL and Databases Child Fragments and ViewPager2 with Fragments # Android Getting started with Spring Security # Spring Boot Compilers and interpreters # Essentials Functions # Essentials Graphics overview. Implementing a Drawable # Android How to choose a collection to use # Python Getting data from net # Command line Virtual Environment # Python File modes and permissions # Essentials Working with file modes and permissions # Command line Reducing boilerplate code with Lombok # Java Regexp functions in Python # Python Control applications with signals # Command line Archiving and extracting data # Command line Preconditions and postconditions # Python Vector and raster graphics # Essentials Authentication and Authorization # Essentials SQLite # Android Room # Android Regexp flags in Python # Python Java 11 HTTP client # Java Indexes # SQL and Databases Graphic file formats # Essentials Debugging overview # Essentials Copy and delete files # Command line Normalization # SQL and Databases Bitwise and bit-shift operations # Kotlin Asynchronous programming techniques & problems # Kotlin Sets, ranges, and alternations # Kotlin Pseudo-elements # CSS Comparable # Java Variables and constants # Golang Image colors # Kotlin Searching files # Command line Input/Output # Golang Shorthands # Kotlin Parallel iteration # Python Quantifiers # Kotlin Overview of the basic program # React Introduction to UI/UX # UI/UX Basic monitoring # Command line Regexps in use # Kotlin Spring beans # Spring Boot Lazy initialization # Kotlin Decrease and conquer # Algorithms Training a model with scikit-learn # Instruments Working with missing values # Instruments Introduction to generic programming # Kotlin Loops # Golang Bellman–Ford algorithm # Algorithms Nested and inner classes # Kotlin Explain plan # SQL and Databases Web security, OWASP # Essentials Grep useful options # Command line @Bean vs @Component # Spring Boot ViewPager2 # Android Introduction to polar coordinates Distances and functions in polar coordinate system Layout Editor # Android Vector norm and distance between vectors # Linear algebra Arrays # Golang Work with MutableLists # Kotlin Colors # UI/UX Layout grids # UI/UX Scheduling # Spring Boot Flowcharts # Intro to algorithms and data structures NoSQL # SQL and Databases Creating custom exceptions # Kotlin For loop and lists # Kotlin Linear Regression with scikit-learn # Instruments Fonts # UI/UX build.gradle files # Android Glob module # Python Containers # Essentials Pseudocode # Intro to algorithms and data structures SQL Alchemy querying and filtering # Python Multi-dimensional list # Kotlin Package manager yum/dnf # Command line Garbage Collector # JVM File hierarchies # Kotlin Sorting Data in Pandas # Instruments Using Fonts # CSS Vertical-align # CSS Design tips and rules # UI/UX Interface elements # UI/UX Stored Procedures # SQL and Databases Johnson's algorithm # Algorithms Feedback # UI/UX Information architecture # UI/UX Virtualization # Essentials Strings # Golang The string module # Python Generics and Any # Kotlin Type aliases # Kotlin Introduction to software architecture # Essentials Ensemble methods # Machine learning Function references # Kotlin Comparing the shortest path algorithms # Algorithms Input fields and field labels # UI/UX Activity # Android Pointers # Golang Django MVC # Django Starting a project # Django Multiple linear regression # Machine learning Async methods # Spring Boot Getting information about processes # Command line Class Diagrams # Essentials Regularized regression # Machine learning Inheritance and constructors # Kotlin Regularized regression with scikit-learn # Instruments Modules # Java Slices # Golang Function annotations # Python Foreground and background jobs # Command line find() under the hood # Python sort() under the hood # Python Grant, Revoke # SQL and Databases Naive Bayes classifier # Machine learning Logistic regression # Machine learning Finding probabilities # Events and probabilities Thread as object # Kotlin Logistic regression in scikit-learn # Instruments The Shutil module # Python Color models and color spaces # Essentials Introduction to docker, installation # Docker Paradigms # Essentials Searching within a pandas DataFrame # Instruments Mutable Map # Kotlin Introduction to logging in Java # Java Searching problem # Algorithms Packages # Golang Android Studio Tool Windows # Android Working with slices # Golang Advanced debugger features # Kotlin Logging # Python Modules # Golang Introduction to JSX # React Execution context # JavaScript Custom threads # Kotlin Run the "hello-world" docker container # Docker Switch expression # Java Loading images with Picasso # Android Generic functions # Kotlin Searching executables # Command line Special discrete distributions # Discrete random variables Main (compiling and running) # Golang Array # JavaScript Array sorting # JavaScript Iframe and frameset # HTML Views # SQL and Databases Full-text search engines # SQL and Databases Thread management # Kotlin The pprint module # Python Control statements # Golang Cross-site scripting # Essentials Creational design patterns # Essentials Comments in SQL # SQL and Databases Window functions # SQL and Databases Introduction to text processing: wc, cut, tr # Command line Introduction to Spring Data # Spring Boot Defining new collections # Scala Modifying collections # Scala Strings # Scala Introduction to pattern matching # Scala Loops # Scala Image libraries # Kotlin Array creation # JavaScript Array slicing # JavaScript What is npx # Node.js Diagonalization of matrices # Linear algebra Functions # Golang Deploying an app # Django Decision tree with scikit-learn # Instruments Spring actuator # Spring Boot Exceptions in threads # Kotlin Factory Method and Prototype # Essentials Graph databases # SQL and Databases Columnar databases # SQL and Databases Index() and in under the hood # Python Singleton # Essentials Debugging simple constructs # Java Advanced debugger features # Java Working with files # Golang Memento # Java Bitmap # Android Random forest # Machine learning Random forest in scikit-learn # Instruments Conditional statements and test checks # Command line The Jaccard similarity index # NLP Array reducing # JavaScript Video # HTML Media queries # CSS Tasks and back stack # Android Intro to MySQL # SQL and Databases Variables and aliases # Command line Arithmetic operations # Golang Comments # Golang Reading files # Golang Getting authenticated user details # Spring Boot Working with PDF in Python # Python Builder pattern # Essentials Limits of sequences # Calculus Vector operations # Linear algebra Errors # Golang Introduction to matplotlib # Instruments Matplotlib bar chart # Instruments Matplotlib pie chart # Instruments Matplotlib box plot # Instruments Model-View-Controller (MVC) in Swing # Java Swing IoC Container # Spring Boot String formatting # Golang Primitive types # Golang Singular value decomposition # Linear algebra Object iterator # JavaScript Array transforming # JavaScript Functional components # React Type Bounds # Kotlin Image blending # Kotlin Intro to multithreading # Python Timeit module # Python Vectors, matrices, scalars # Linear algebra Vector dot product # Linear algebra Linear combinations and linear independence # Linear algebra Maps # Golang Introduction to API # Essentials Homebrew package manager # Command line Hierarchical database model # SQL and Databases Django settings file # Django Introduction to Go # Golang Thread-safe maps # Java String operations # SQL and Databases Abstract factory # Essentials Constants and val variables # Kotlin Scopes # Kotlin Archiving # Python Working with SQLite # Python ID3 algorithm # Machine learning Train and test sets # Instruments Continuous random variable # Continuous random variables MVC # Essentials Operations with maps # Golang BroadcastReceiver # Android Matplotlib histogram # Instruments Matplotlib violin plot # Instruments Garbage collection approaches # JVM Find and exec # Command line Arithmetic expressions in programming # Essentials Introduction to Boolean Logic # Logic Further Boolean logic # Logic Text blocks # Java Introduction to Flask # Flask Requests # Flask Responses # Flask Advanced responses # Flask App configuration # Flask Routes # Flask Error handlers # Flask Access from browser # Flask Linear programming problem # Optimization Matplotlib area chart # Instruments Profiling in Python # Python Relations # Sets Mapping inheritance # Spring Boot Logging in Spring Boot # Spring Boot RESTful clients # Flask Basic operations with a container # Docker Stack trace # Java Structs # Golang Advanced usage of structs # Golang Functional decomposition # Golang Public and private scopes # Golang Python Global Interpreter Lock # Python Introduction to Scala Style Guide # Scala Precision and recall # Machine learning Network model # SQL and Databases Logging # Flask LinearLayout in Action # Android Writing data to files # Golang Meta class # Django Structural design patterns # Essentials Adapter pattern # Essentials Matplotlib heatmap # Instruments Defer statement # Golang Intro to templates and rendering # Flask Methods of solving LPP: a graphical method # Optimization Antagonistic game (Zero-sum game) # Game theory The basic ideas of cryptography Methods # Golang Introduction to String # JavaScript Basic string methods # JavaScript Introduction to Regexp # JavaScript String searching # JavaScript String transforming # JavaScript Makefiles # Dev tools Kotlin For Backend Introduction # Ktor Ktor Setting-up First App # Ktor Ktor Plugins System # Ktor Errors visualization # Instruments Command-line arguments and flags # Golang Thread synchronization # Kotlin IdentityHashMap # Java Monitor and Thread synchronization # Kotlin HTTP Response Object # Django Matplotlib scatter plot # Instruments Parsing data from strings # Golang Matplotlib bubble chart # Instruments SQL injections # Essentials Bridge pattern # Essentials Introduction to PostgreSQL # SQL and Databases Delete data with SQLite # Python Categorical data visualization # Instruments Computer Memory # Essentials Composite indexes # SQL and Databases Iterator # Java Transaction management # Spring Boot OAuth # Essentials Relational databases with Spring Data # Spring Boot Heapsort # Algorithms Entities # Spring Boot Types of references # JVM Composite pattern # Essentials Jinja conditions # Flask Jinja loops # Flask Intro to RESTful Flask # Flask Database handling # Flask ANSI colors # Kotlin Marshalling data # Flask Introduction to Interfaces # Kotlin Memory management # Essentials Introduction to Gson # Java Array searching # JavaScript Codecs and Containers # HTML Array iterating # JavaScript String Compare # JavaScript Alert, prompt and confirm # JavaScript Correlation visualization # Instruments Records # Java Code style # SQL and Databases Divisibility Euclid's algorithm Partial orders # Sets Introduction to Integrals # Calculus Integrals of constants and powers # Calculus Sorting slices # Golang Math package # Golang WeakHashMap # Java Ktor Routing # Ktor Logging with Logback # Ktor Pydoc # Python Variance of a random variable # Random variables and their properties Accessing raw DB # Flask Django template inheritance # Django Virtual Memory # Essentials Operations with strings # Golang Intro to seaborn # Instruments Numeric data visualization # Instruments Advanced Input # Golang Intro to plotly # Instruments RecyclerView # Android Gradient Descent # Optimization Linters and helpers # Python Static files # Flask Interfaces # Golang Pixels transformation # Kotlin Image transformations # Kotlin Run Length Encoding # Algorithms Type conversion and overflow # Golang Modular arithmetic Limit and Offset # SQL and Databases Creating a database in MongoDB # SQL and Databases Linear functions # Calculus Damerau–Levenshtein distance # Algorithms Getting file attributes # Golang Arithmetic operations # Command line JComboBox # Java Swing Switch pattern matching # Java Structured Concurrency & Cancellation # Kotlin Create Operations # SQL and Databases Shared data # Kotlin Working with file paths # Golang JavaScript debugging # JavaScript Row-oriented databases # SQL and Databases String search # Golang Traceback module # Python Ktor configuration # Ktor Status pages # Ktor Customizing RecyclerView # Android Thread dump basics # Java State # Java Hashing strings and files # Golang GoLand # Golang Numerical optimization methods # Optimization SSH # Command line Exceptions # Scala Running Python applications in PyCharm # Dev tools Debugging Python applications in PyCharm # Dev tools Working with JSON # Golang Cascade operations # Spring Boot Heap # JVM Facade pattern # Essentials Best practices for bash scripts # Command line Semantic versioning # Essentials HTML Quotations # HTML <abbr>, <address> and <bdo> tags # HTML What is Cascading? # CSS Rows, cells, captions # HTML Links Style # CSS Implicit parameters # Scala Working with time # Golang Read Operations # SQL and Databases Introduction to groups # Groups Introduction to statistical hypothesis testing # Inferential Statistics Locations # Ktor Ktor Application Architecture # Ktor Static content # Ktor Requests handling # Ktor java.util.Arrays # Java Introduction to Chrome DevTools # Dev tools BEM # CSS Levenshtein distance # NLP Kotlinx datetime library # Kotlin Date and time standards # Essentials Scopes of beans # Spring Boot Local date and time # Kotlin Pseudocode basics # Intro to algorithms and data structures Form widgets # Django Many-to-many relationships # Spring Boot Bean lifecycle # Spring Boot Multiplicative groups modulo m # Groups Update Operations # SQL and Databases Document data model # SQL and Databases hashCode() and equals() in Collections # Java Delete Operations # SQL and Databases SQL package # Golang JsonResponse object # Django Sealed classes and interfaces # Java Flyweight pattern # Essentials Pair and Triple # Kotlin Collections as interface # Kotlin Biomolecules # Biology basics Introduction to CI/CD # CI/CD processes Enumset # Java Introduction to classes # Scala Introduction to Regexp package # Golang Advanced exception handling in Spring Boot # Spring Boot The discrete logarithm problem Kotlinx serialization # Kotlin HashSet internals # Java How to work with documentation # Kotlin Case statement and argument parsing # Command line Introduction to Generics # Golang Flyweight # Java Introduction to Spring Testing # Spring Boot Making HTTP requests # Golang Insecure Cryptographic Storage # Essentials Complexity cases and how to use them # Intro to algorithms and data structures Executors # Kotlin Advanced usage of Generics # Golang Introduction to bioinformatics Scientific articles States of a thread # Kotlin PriorityQueue # Java Data Access Object for JDBC # Java Queue # Java Interface inheritance # Kotlin Goto and labels # Golang Amino acids # Biology basics Convex set Polynomial functions # Calculus Probability mass function # Discrete random variables Comparison operators # SQL and Databases Probability density function in details # Continuous random variables Cell and Life # Biology basics Introduction to biodiversity # Biology basics Retrieving Declared Views # Android Ktor HTML Response # Ktor Exposed DAO # Ktor Exposed Introduction # Ktor Response handling # Ktor Introduction to GitHub actions # CI/CD processes Slice expressions # Golang Exceptions and resources # Kotlin RecyclerView Adapter mastery # Android Input/Output # Scala Profiling basics # Java kotlinx.html # Kotlin Ktor CSS DSL # Ktor Basic And Form Authentication # Ktor Sizing tables # HTML Table Alignment # HTML Specificity # CSS Dependency injection # Essentials Commonly Used Regex # Kotlin Introduction to GORM # Golang Logging in Android # Android CAP Theorem # SQL and Databases OLTP vs OLAP # SQL and Databases Logical Operators # SQL and Databases CopyOnWriteArrayList # Java Period and Duration classes # Java Iterators # Kotlin Relations between documents # SQL and Databases Panic and recover # Golang Trimmomatic # Data and Tools Expected value of a continuous random variable # Continuous random variables Running a "hello world" action # CI/CD processes Introduction to testing in Go # Golang Base64 and other bases # Essentials The concept of a random variable # Random variables and their properties Complex constructions in pseudocode # Intro to algorithms and data structures Lambda with receiver # Kotlin String formatting # Kotlin Power Functions # Calculus Jackson # Java Peptides and Proteins # Biology basics Benchmarking basics # JVM Logback # Java Normal Distribution # Special continuous distributions Callable and Future # Kotlin <samp>, <kbd>, <code> tags # HTML Input types # HTML Input attributes # HTML Form attributes # HTML Unordered list and types # HTML More input attributes # HTML Headings, Paragraphs, Comments # HTML Display # CSS Operators # Scala Instant # Java Pitfalls of gradient descent # Optimization Cell structure # Biology basics Sort, limit, and skip # SQL and Databases Variadic functions # Golang Triggers # SQL and Databases Delegate # Kotlin Named Entity Recognition # NLP Central dogma of molecular biology # Biology basics DNA # Biology basics Class methods # Scala Coupling and cohesion # Essentials Contextual selectors # CSS WebSocket # Kotlin Using external workflows # CI/CD processes Modifying DOM # JavaScript Advanced DOM methods # JavaScript Array checking methods # JavaScript Stack and heap memory # Essentials Trigonometric functions # Calculus Enzymes # Biology basics Convex functions # Calculus ZonedDateTime and OffsetDateTime # Java Introduction to science FASTA, FASTQ # Data and Tools FastQC # Data and Tools Overview of DNA sequencing # DNA sequencing Cumulative distribution function # Discrete random variables Law of Large Numbers # From probability to statistics Environment variables # Essentials Working with environment variables # Command line Spring Security Crypto # Spring Boot HTML Canvas Graphics # HTML SVG in HTML # HTML The HTML SEO optimization # HTML Life cycle of a scientific paper Gini index # Machine learning Fragment communication and lifecycle # Android Bioinformatic databases in general # Bioinformatic databases OSI Model # Essentials Further Integrals # Calculus NCBI databases # Bioinformatic databases Dialog boxes # Java Swing Alignment # Bioinformatics algorithms Anonymous functions and Closures # Golang Migrations # Golang Companion objects # Scala ApplicationContext # Spring Boot Traits and abstract classes # Scala Test predicates: checking elements in collection # Kotlin Interface composition # Kotlin Euclidean division # Kotlin Spring Boot with Kotlin # Spring Boot Images and Text # CSS Box Model # CSS Box sizing # CSS Design accessibility # CSS VPN # Essentials Content Accessibility # CSS Introduction to systems of linear equations # Linear algebra Intro to annotations # Kotlin JMH: First steps # JVM Filtering elements in collection # Kotlin WordNet # NLP Type switching and type casting # Golang Collections and thread-safety # Kotlin Bacterial genome # Biology basics ROC and AUC # Machine learning Case classes # Scala Scope functions: apply and also # Kotlin Concurrent queues # Kotlin Ordering elements in collection # Kotlin IF statement # SQL and Databases Reusing layouts # Android Genetic code # Biology basics Custom sort order for collection # Kotlin For loop and iterables # Kotlin Bag-of-words # NLP Pairwise sequence alignment # Bioinformatics algorithms Running BLAST # Bioinformatics algorithms Introduction to Figma # Dev tools HTML5 forms validation # HTML Translation # Biology basics Transcription # Biology basics Memory-efficient data structures in Android # Android GIF # Essentials CRUD Operations — Create # Golang Scope functions: let, run, and with # Kotlin Envs and secrets # CI/CD processes Induction Introduction to BLAST # Bioinformatics algorithms Bioinformatic pipelines Illumina/Solexa sequencing method # DNA sequencing Debugging Go code # Golang Over- and underfitting # Machine learning Cross-validation # Machine learning Unicode package # Golang The overview of text similarity metrics # NLP Substitution models # Bioinformatics algorithms Multiple alignment # Bioinformatics algorithms Date # JavaScript XMLHttpRequest # JavaScript XMLSerializer & DOMParser # JavaScript Debugging Go code in GoLand # Golang Tarjan's algorithm # Algorithms JWT Authentication # Ktor JMH: Deep dive # JVM Theoretical NLP applications # NLP Quadratic equations # Equations Database statistics # SQL and Databases Custom annotations # Kotlin Permissions # Android The Dialog tag # HTML Greedy algorithms # Algorithms Aggregate operations on collections # Kotlin Fold and reduce on collections # Kotlin Ktor Engines # Ktor Comparison of DELETE and TRUNCATE # SQL and Databases CPU profiling # Android Plurals # Android Practical NLP applications # NLP Introduction to NIO # Java Scope functions: summary # Kotlin What is a scientific experiment Clinical trials Introduction to immunoassay technology # Biology basics Sessions # Ktor G1 Garbage collector # JVM Curve fitting # Biology basics Illumina quality control # DNA sequencing Exposed Advanced # Ktor Phylogenetic tree # Bioinformatics algorithms Phylogenetic tree algorithms # Bioinformatics algorithms Thymeleaf Template Engine # Ktor Exponential function # Calculus Rule of sum and rule of product # Combinatorics Scala Build Tool # Scala Algorithmic thinking Mapping transformation # Kotlin Setting up Spring Boot tests # Spring Boot OkHttp # Kotlin Reader and Writer interfaces # Golang Running Node.JS code # Node.js Node.js CLI # Node.js CommonJS modules # Node.js yarn # Node.js Basic data types # SQL and Databases Intro to events module # Node.js Docker build and docker tag # Docker Docker networking # Docker Null and collections # Kotlin ThreadLocal # Java Collection transformations # Kotlin Defining functions # JavaScript Builtin JS Functions # JavaScript Object JSON # JavaScript Basic forms # Flask Language Models # NLP Flow network # Data structures Reactive programming concepts # Java Globbing # Command line JVM options # JVM CRUD Operations — Read # Golang SAM & BAM formats # Data and Tools Lymphocytes # Biology basics Antibodies # Biology basics Using stack in Go # Golang Goroutines # Golang Database pre-population # Spring Boot Algebraic data types # Scala Imports # Scala Conditional execution # CI/CD processes Dockerfile (FROM, LABEL, CMD, ENTRYPOINT) # Docker JPA PersistenceContext # Spring Boot JUnit # Kotlin Retrieve collection parts # Kotlin Dynamic programming approach in action # Java Channels # Golang Syntactic Parsing # NLP Collections of documents # SQL and Databases Flows # Kotlin Phylogenetic tree construction # Bioinformatics algorithms Combinations # Combinatorics Linear inequality and geometric interpretation Logarithmic function # Calculus Introduction to evolution # Biology basics Histology # Biology basics Stack trace # Kotlin Introduction to immunology # Biology basics Pseudoalignment # Bioinformatics algorithms Antigen presentation # Biology basics RNA # Biology basics More on multithreading # Python Yield from # Python SQL Alchemy migrations # Python Dockerfile (COPY, ADD, ENV, ARG) # Docker Empirical rule # Distributions Numerical and categorical data # Descriptive statistics Avoiding common problems with channels # Golang ContentResolver # Android Starting Activities: intents in detail # Android Introduction to Jetpack Compose # Jetpack Compose Hello, Compose! # Jetpack Compose Phylogenetic tree evaluation # Bioinformatics algorithms ExecutorService # Java Jakarta EE overview # Java Retrieve single element # Kotlin Objects and package objects # Scala Cookies # JavaScript Array Add/Remove elements # JavaScript Math methods # JavaScript Maximum flow problem # Algorithms Regex in MongoDB # SQL and Databases Property expressions # Spring Boot ArrayDeque # Kotlin Introduction to Kotlin decompiling # Kotlin Aggregate operations on collections: part 2 # Kotlin HTML progress and meter # HTML Three-tier architecture # Essentials Dataclass # Python Transaction isolation levels # SQL and Databases Test lifecycle annotations # Kotlin Semaphores # Java SQL Alchemy relationships # Python Binomial theorem # Combinatorics Arrangements # Combinatorics U-substitution # Calculus Limitations and errors of the Illumina method # DNA sequencing Linear equations # Equations Word embeddings # NLP Proxy pattern # Essentials Intro to WebSockets # Essentials Try-with-resources # Kotlin Stack # Kotlin Drag and Drop # JavaScript Classification of enzymes # Biology basics PCR # Biology basics Dockerfile (USER, WORKDIR, EXPOSE) # Docker Relationship fields # Django De Bruijn Graph # Bioinformatics algorithms Array exceptions # Kotlin Parameterized test # Kotlin Text simplification # NLP Comparative evolution # Biology basics Overview of text summarization # NLP Extractive text summarization # NLP Introduction to logging # Kotlin Jetpack Compose Project Structure # Jetpack Compose Text Composable # Jetpack Compose Introduction to K-Nearest Neighbors # Machine learning Genome browsers # Data and Tools Standard logging for JVM # Kotlin Template Inheritance # Flask Class Based Views # Flask Pagination and sorting # Spring Boot Data Transfer Object in Spring # Spring Boot TextField Composable # Jetpack Compose Species # Biology basics Scroll snapping # CSS Column, Row and Box # Jetpack Compose Introduction to neural networks # Machine learning Row locks # SQL and Databases MSE and RMSE # Machine learning Introduction to HashMap # Java Logback # Kotlin Introduction to fs module # Node.js Dockerfile (RUN, SHELL) # Docker Annotation use-site targets # Kotlin Introduction to Kotlin reflection # Kotlin Population as a unit of evolution # Biology basics Write to file # Node.js Introduction to os module # Node.js What is an HTTP server? # Essentials Scaladoc # Scala Fs promises # Node.js Working with datetime data in pandas # Instruments RestTemplate # Spring Boot Mutations # Biology basics Introduction to Gin # Golang Comparable and Comparator # Kotlin Introduction to Unity # Unity Grid Property # CSS CSS Cursor # CSS TIFF # Essentials Playing audio with MediaPlayer # Android Sequences # Kotlin Uploading files and images # JavaScript State management # Android LaTeX basics Basic concepts MAPE and sMAPE # Machine learning Content negotiation and serialization # Ktor Cell cycle # Biology basics JPA and Hibernate settings # Spring Boot Consequences of mutations # Biology basics What is a package manager? # Node.js Cookies # Ktor CallLogging and overview of other plugins for monitoring # Ktor Entity ID # Spring Boot Conventional Commits and commitlint # Git Windows Subsystem for Linux # Data and Tools Thread-safe singleton # Java Type cast and smart cast # Kotlin Infix functions # Kotlin Inline functions and reified types in Kotlin # Kotlin Genome assembly # Bioinformatics algorithms Best practices for writing Dockerfiles # Docker What is module? # Node.js Parallel GC # JVM Working with filesystem # Node.js Integration by parts # Calculus WebSockets # Ktor Omics Introduction to Grid # CSS Local Storage # JavaScript For...of loop # JavaScript Microarrays # DNA sequencing Replication # Biology basics Basics of neural network architecture # Machine learning K-Means in scikit-learn # Instruments CharSequence # Kotlin MAE # Machine learning Introduction to Kubernetes # Kubernetes Introduction Grid gaps # CSS Creation of HTTP server # Node.js Aggregate operations # SQL and Databases Import and export CSV files # SQL and Databases Sequences # SQL and Databases Date and Time data types in SQLite # SQL and Databases Explain # SQL and Databases The WITH statement # SQL and Databases Knowledge-based QA # NLP DFS-based topological sort # Algorithms Ford-Fulkerson algorithm # Algorithms Introduction to Question Answering # NLP Open-domain and close-domain QA # NLP Machine Reading Comprehension & Logical Reasoning QA # NLP Coding: overview # Algorithms Querystring module # Node.js Custom queries with @Query # Spring Boot Testing repositories # Spring Boot Scaffolding # Bioinformatics algorithms Parcel and Bundle # Android Pushing images to DockerHub # Docker Fetch API # JavaScript Bubbling and capturing events # JavaScript Grid item properties # CSS Principal component analysis # Machine learning Jinja filters # Flask Basic Flask WTForm # Flask Advanced Flask WTForm # Flask Koin basics # Koin MongoDB with KMongo # Ktor Intro to assert module # Node.js Introduction to the HTTP module # Node.js Sealed class and interface # Kotlin MockK # Kotlin CUBE, ROLLUP and GROUPING SETS # SQL and Databases Understanding JSON Web Tokens # Essentials Recursion in Functional Programming # Python Introduction to AstroPy # Python Customizing the on directive # CI/CD processes Intro to H2 database # Spring Boot Setting up a server with HttpServer # Java Kryo # Java Spring Security architecture # Spring Boot Information Retrieval and Question Answering # NLP ECMAScript modules # Node.js Braces and parentheses # Command line Array query operations # SQL and Databases Importing and exporting data # SQL and Databases Reading text from image # NLP Topic modeling # NLP OCR Implementation # NLP Text clustering # NLP Introduction to Docker compose # Docker Intro to path module # Node.js Flows: error handling, dispatching # Kotlin Shallow Copying Objects # JavaScript Deep Copying Objects # JavaScript Introduction in websocket # JavaScript Grid rows and columns # CSS object-fit and object-position # CSS hashCode and equals # Kotlin Sockets # Kotlin Class delegation # Kotlin Buttons # HTML Nanopore sequencing # DNA sequencing Serial GC # JVM Polynomial Regression with scikit-learn # Instruments Feature scaling in scikit-learn # Instruments Feature scaling # Machine learning Grid alignment: items # CSS SARI # NLP High-order functions # Scala CORS # Ktor Binomial distribution # Special discrete distributions Forms # Django Validation # Django Map # JavaScript SQLite dot commands # SQL and Databases Data models # SQL and Databases Additional feature scaling techniques in scikit-learn # Instruments Events and listeners # Spring Boot Koin for Ktor # Ktor CHECK constraint # SQL and Databases Nullability # Scala For-comprehension # Scala Artificial plasmids # Biology basics Horizontal gene transfer # Biology basics Shunting-yard algorithm # Algorithms Cycle-cancelling algorithm # Algorithms Compose State # Jetpack Compose Scala Regex # Scala Generating random numbers and strings # Golang Overview of ProgressBar, SeekBar and RatingBar # Android Customizing ProgressBar and SeekBar # Android What is math? Trigonometric Substitution # Calculus Espresso basics # Android SNP-calling # DNA sequencing Structuring the application # Flask Declaring GORM Models # Golang Dependency injection in Spring # Spring Boot Bowtie2 # Data and Tools Explicit and Implicit Grid # CSS Grid Template areas # CSS Object expressions # Kotlin Math notations, formulas, and statements Introduction to Responsive Web Design # CSS Orchestration tools # Docker Packages and imports # Kotlin Introduction to clustering evaluation # Machine learning K-Means # Machine learning Applications of math Visibility for classes, packages, and modules # Kotlin Image Annotation # NLP Grid alignment: content # CSS Argument naming in overridden functions # Kotlin Best Practices in Responsive Web Design # CSS Intro to URL module # Node.js Visual QA # NLP Word-frequency distribution # NLP Formal grammars # NLP Context-free grammar implementation # NLP Deep understanding of context-free grammar # NLP Getting data from standard input # Command line Git diff # Git Final members # Kotlin Grid alignment: self # CSS Happens-before # Java Global objects # Node.js DataFrame.apply() # Instruments Resilience4j # Java Lambdas # Scala Sentence embeddings # NLP N-gram model # NLP Components of Kubernetes # Kubernetes Introduction Hamming code # Algorithms Intro to views in Django # Django ENUM # Python Relationships between models # Golang Grids and tables # Android Support vector machines # Machine learning Intro to crypto module # Node.js Indexes in MongoDB # SQL and Databases Go project layout # Golang OAuth in Ktor # Ktor Atomics # Java Principal component analysis in scikit-learn # Instruments Testing Beans # Spring Boot sklearn.metrics.classification_report() # Instruments Ktor Containerizing # Ktor What are streams? # Node.js Hamming decoding # Algorithms Bernoulli distribution # Special discrete distributions Transformations # Linear algebra Process object # Node.js Spinners # Android Networking Basics # Android Histograms and bar charts # Relations between data Flask testing basics # Flask Embeddable and ElementCollection # Spring Boot Remember in Compose # Jetpack Compose Ktor Testing # Ktor Select statement # Golang Context package # Golang Designing REST API # Flask Caesar cipher # Algorithms Responsive Images and Videos # CSS Tag Embed # HTML Retrofit # Kotlin Koin Annotations # Kotlin Type-safe builders # Kotlin BLEU # NLP ROUGE # NLP Model data types # Django What is a pod? # Kubernetes How to parse JSON with jq # Command line Sorting and transforming JSON with jq # Command line Edit distance # Algorithms Best practices for writing code # Essentials Introduction to programming and C++ history # C++ Writing the first C++ program # C++ First look at input/output # C++ Git undo/reset # Git Explain, Explain Analyze # SQL and Databases Media Queries in RWD # CSS Viewport # CSS Docker-compose.yml syntax # Docker Distributions # Distributions Writing Efficient SQL Queries # SQL and Databases Leveraging Built-in SQL Functions and Features # SQL and Databases External resources # Spring Boot Diagonalizing matrices # Linear algebra Adaboost: an illustrated walk-through # Machine learning Preprocessing categorical features # Machine learning Introduction to dialogue systems # NLP Rule-based dialogue systems # NLP Introduction to Hugging Face # NLP Implementation of transformers in Hugging Face # NLP Hugging Face Datasets # NLP Transformers in NLP # NLP Ecological community # Biology basics Request Validation # Ktor Cryptographic hash functions # Algorithms Gradient boosting # Machine learning N-gram and collocation measures # NLP Adaboost # Machine learning Understand the problem # Java Garbage Collector and Memory Leaks # Python StringBuffer # Kotlin Mitosis # Biology basics Introduction to Oncology. Cancer. Gradient boosting: the illustrated regression # Machine learning Dynamic programming: another approach # Algorithms KNeighborsClassifier in scikit-learn # Instruments Cherry-picking and checkout options # Git Read stream # Node.js Write Stream # Node.js DefaultHeaders # Ktor Responsive Tables # CSS Filters # CSS Advanced lambda expressions # Kotlin Data types # C++ Variables # C++ Self-invoking functions and closures # JavaScript Objects Prototyping # JavaScript Vigenère cipher # Algorithms Euclidean spaces # Linear algebra Intersection and sums of subspaces # Linear algebra Server-sent events # JavaScript Crosstab in pandas # Instruments Product value and user needs What is product? Product and market IT products and market Who is Product Manager? Buffer module # Node.js Tools for Local Kubernetes Deployment # Kubernetes Watchers # Node.js Variant call format # Data and Tools Hi-C # DNA sequencing Crashlytics # Android Context cancellation and timeouts # Golang System apps and common intents # Android Menus: Options, Popup # Android Dependence and independence of events # Events and probabilities Biodiversity Metrics # Biology basics Flask Test client # Flask Microbial community # Biology basics Unified types # Scala Hashing java.security.MessageDigest # Java Overriding properties # Kotlin Synchronization with channels # Golang Versioning API # Flask 12-factor application: scalability and maintenance # Essentials StringBuilder # Kotlin Exit codes # Essentials Publishing your project on GitHub # GitHub Overriding constructors # Kotlin Reflection # Kotlin Introduction to Protocol Buffers # Essentials Customizing the 'on' Directive: Advanced Event Usage # CI/CD processes Authentication # Spring Boot TRIM Functions # SQL and Databases Introduction to statistics with MySQL # SQL and Databases Services and their attributes # Docker METEOR # NLP Partitioned Tables # SQL and Databases Static methods and properties # TypeScript Hyperparameter search in scikit-learn # Instruments Introduction to NLTK # NLP Syntax of Proto Files # Essentials Abstract classes # Kotlin What is data analysis # SQL and Databases SVM in scikit-learn # Instruments Pointers # C++ Private and protected properties and methods # TypeScript Video Object # JavaScript Linear operators and matrices # Linear algebra Calculating matrix rank # Linear algebra Catching supertype # Kotlin Stemming # NLP Lemmatization # NLP UUID # Essentials Unicode functions # JavaScript Language Models concepts # NLP Language models before Transformers # NLP Standard delegates # Kotlin Security Filters # Spring Boot Hyperparameters # Machine learning DBSCAN # Machine learning Profiling code on Flask # Python Node Version Manager # Node.js ByteBuddy # Java Arrays # C++ References # C++ Authorization # Spring Boot The variance of a continuous uniform distribution # Random variables and their properties Calculating cardinality # Events and probabilities Visibility modifiers for members # Kotlin The role of a tester in the Software development life cycle Quality product: is it possible? Introduction to Streams module # Node.js Console module # Node.js Default CSS for custom HTML tags # CSS Vue 3 vs Vue 2 # Vue.js Microservice Architecture with Ktor # Ktor Docker volumes # Docker Intro to asyncio # Python Deploying Ktor App (using ShadowJar plugin) # Ktor Tail recursion # Scala Resource qualifiers # Android Reading data in pandas # Instruments Cross-validation in scikit-learn # Instruments Ensembl # Bioinformatic databases Taking input: sync-input library # JavaScript Strings # C++ Structures # C++ Hidden form fields # HTML Coroutines in Android # Android Working with a pod # Kubernetes Bulkwrite operations in MongoDB # SQL and Databases Human genome # Bioinformatic databases Reading files # Scala Graph traversal # Algorithms Kahn's algorithm # Algorithms Huffman coding # Algorithms Sorting algorithm problem in action # Java Lazy evaluations # Scala Given/using/conversion # Scala Queues, BST, and lists # Java Null space and range # Linear algebra Calculating matrix determinant # Linear algebra Projections # Linear algebra Data Analysis in QIIME2 # Data and Tools Nucleus # Biology basics Multiple stage building # Docker Installation # Vue.js Working with JDBC # Kotlin Sorting algorithms # Algorithms If/else conditional statement # C++ Preprocessing categorical features with pandas # Instruments Intercepting routes # Ktor Basic business metrics # SQL and Databases ISNULL and NULLIF functions # SQL and Databases BMP # Essentials Computer architecture # Essentials Ribosome # Biology basics Switch conditional statement # C++ Convert text input # Java Introduction to kotlinx-cli # Kotlin Greedy algorithms # Java Running a pod with a simple application # Kubernetes Custom User Store # Spring Boot Text Classification # NLP What is Vue 3? # Vue.js Introduction to net module # Node.js IndexedDB # JavaScript For loop statement # C++ Utilization of resources in a pod # Kubernetes Agglomerative clustering in scikit-learn # Instruments Readline module # Node.js Data types in pandas # Instruments Probabilities as frequencies # Probabilistic modeling Confidence Intervals for the Mean # Inferential Statistics Customizing REST responses # Spring Boot CRUD Operations — Update # Golang While loop statement # C++ Jump statements # C++ Arithmetic operators # C++ Operator precedence and associativity rules # C++ Matrix determinant properties # Linear algebra Calculating matrix inverse # Linear algebra Data and Methods # Vue.js Ktor Client: first view # Ktor Koin Advanced # Koin Testing: validation and verification SQLDelight # Kotlin SQLDelight: advanced use # Kotlin Require, check, and assert # Kotlin Agglomerative clustering # Machine learning Expressions # CI/CD processes Business Intelligence # SQL and Databases Introduction to Airflow # Instruments IF EXIST # SQL and Databases CASE statement # SQL and Databases Key concepts of asyncio # Python Conda # Data and Tools Canvas: working with images # JavaScript Canvas: pixel manipulation # JavaScript Variables and type annotations # TypeScript Flask and Frontend # Flask Compiling TypeScript # TypeScript Working with events # Node.js Meiosis # Biology basics Introduction to genetics Functions # C++ Parameters and arguments in functions # C++ Flask Sessions # Flask Return in functions # C++ Overloaded functions # C++ Comparison operators # C++ Logical operators # C++ v-model # Vue.js Contracts # Kotlin Libraries overview # Kotlin XOR cipher # Algorithms Matrix inverse properties # Linear algebra Custom Plugins # Ktor Test strategy and test model Types of testing documentation What are the requirements? Contextualized Embeddings # NLP BERT Transformer # NLP Immune system # Biology basics Types of requirements Themes and styles # Android Requirements testing Software development models Testing methodologies Firebase Authentication # Kotlin Cloud Firestore # Kotlin Firebase Storage # Kotlin Firebase Realtime Database # Kotlin Naive Bayes with scikit-learn # Instruments Expected value # Distributions Introduction to caching # Essentials Cache strategies # Essentials Introduction to UML # Essentials Child processes # Node.js Introduction to the Machine Translation # NLP Installing and setting up an IDE # Dev tools v-for # Vue.js Rolling hash # Algorithms Standard deviation # Descriptive statistics Orthogonal matrices # Linear algebra Spans # Android Introduction to HashSet # Java Authentication and Authorization in Flask # Flask Cohort analysis: churn and retention by cohorts # SQL and Databases Testing REST controllers # Spring Boot Cache # Kotlin v-bind # Vue.js MongoDB # Kotlin Common file systems (FAT32, NTFS, EXT4) # Essentials Ktor Client: Engines # Ktor Transcriptome analysis # Bioinformatics algorithms Testing Spring Security # Spring Boot Inspecting containers # Docker Creating a Vue instance # Vue.js Navigation graph # Android Knuth-Morris-Pratt algorithm # Algorithms Spectral decomposition # Linear algebra Positive definite matrices # Linear algebra Variance # Kotlin Time scheduling # Golang Reentrant lock # Java Docker compose volumes, configs, secrets # Docker Wagner-Fischer algorithm # Algorithms Process (from birth to the end) # Essentials Expectation-maximization algorithm # Machine learning BERTScore # NLP User-defined Functions # SQL and Databases Determining linear dependence # Linear algebra SVD in action # Linear algebra Base64 # Kotlin What is TypeScript? # TypeScript Kruskal's algorithm # Algorithms Basis of a vector space # Linear algebra Transactions # Golang UserDetails and GrantedAuthority # Spring Boot Spring Security Exceptions # Spring Boot v-model with custom components # Vue.js Function # TypeScript Classes VS Prototypes # TypeScript Never and unknown # TypeScript Why we want TypeScript? # TypeScript ConstraintLayout vs RelativeLayout # Android Oncogenetics Vector space # Linear algebra Modules # Android Introduction to multiprocessing # Python os and os.path # Python Adagrad and RMSProp # Machine learning Adam # Machine learning Introduction to cybersecurity # Basics PNG # Essentials Artifacts # CI/CD processes Tech professions overview # Essentials Introduction to professions in tech # Essentials Routing # Node.js MVC with Node.js # Node.js Least Privilege Principle # Basics Introduction to Cloud Computing # Amazon Web Services Date # TypeScript Security in the context of Node.js applications # Node.js Q object # Django Caching concepts # Django More built-in exceptions # Python Activation functions # Machine learning Comparing algorithms with big O # Intro to algorithms and data structures Errors # C++ Software development life cycle (SDLC) The buzz about bugs in projects Bug reports Basic types of testing Additional types of testing Gradient descent with momentum # Machine learning Introduction to type hints # Python Type hints and collections # Python Hyperparameter tuning with Optuna # Instruments ArrayDeque # Java Boyer-Moore: Bad character rule # Algorithms Prim's algorithm # Algorithms What is linear algebra? # Linear algebra Pseudoinverse # Linear algebra LU Decomposition # Linear algebra Introduction to OOP # C++ Classes, objects, and methods # C++ Spell Checking: Implementation Overview # NLP Introduction to Spelling Correction # NLP Redis basics # Django JPEG # Essentials Gradle build configuration # Dev tools Ktor Client: Responses # Ktor Ktor Client: Default request and Type-safe request # Ktor v-on # Vue.js Props # Vue.js Slots # Vue.js Emitting events # Vue.js Any and void # TypeScript Enums # TypeScript Type aliases # TypeScript MediaStore # Android UserDetailsService Implementations # Spring Boot JPARepository # Spring Boot CountDownLatch # Java Using JWT for authentication # Flask Least squares # Linear algebra User roles # Flask What is buffer? # Node.js Encapsulation # C++ Constructors and destructors # C++ Custom types and type aliases # Golang Sorting algorithms: tasks # Algorithms Inheritance # C++ Unit economics: ROI, CAC, LTV # SQL and Databases More operations with list # Python More dictionary methods # Python Statistical machine translation # NLP Introduction to Blockchain # Blockchain basics Hidden pointer *this. # C++ Access specifiers # C++ Form element # HTML Assertion libs - AssertJ # Java Overview of core AWS services # Amazon Web Services kotlinx.css for KMP # Kotlin Exception Handling # C++ Thread synchronization. Synchronized in action # Java Response bodies # Spring Boot Map implementations # Java Hamming distance # Algorithms Materialized view # SQL and Databases Basic Data Cleaning # SQL and Databases lstat, fstat and stat # Node.js Introduction to Amazon Web Services # Amazon Web Services Digital signature # Kotlin Hashing and security # Kotlin Ktor Client: Content negotiation and serialization # Ktor Outputs and contexts # CI/CD processes CompletableFuture # Java Class and package diagrams # Essentials v-show, v-if, v-else, v-else-if # Vue.js Hard skills and usual day for a Data Analyst # Essentials Synchronization primitives # Golang Secure Browsing with HTTP and HTTPS # Basics Introduction to STL # C++ Cache replacement policies # Essentials T5 transformers # NLP Neural machine translation # NLP Advanced models of spelling correction # NLP Views and routing in DRF # Django A topic on a ternary, binary search problem # Java Type hints and classes # Python Union types # TypeScript Deployment and ReplicaSet # Kubernetes MultiIndex dataframes # Instruments Boyer-Moore: Good suffix rule # Algorithms Chi-squared distribution # Distributions Continuous random variables # Probabilistic modeling Scatter plot # Relations between data Inter-process communication # Essentials Useful Terms within Cybersecurity # Basics Services dependencies: depends on, networks # Docker Application & Context # Android What are components # Vue.js Setup # Vue.js Refs # Vue.js Apply to a job with a CV # Essentials Serializers in DRF # Django Uniform Resource Identifier # Basics Debugging and troubleshooting # C++ Dependency management: libraries # Dev tools Run and debug with IntelliJ IDEA # Dev tools Multiprocessing pool # Python Introduction to Node-PostgreSQL # SQL and Databases Using class-based views with your models # Django Weight initialization # Machine learning Django testing framework # Django Django caching framework # Django Serving files # Spring Boot Eager and lazy initialization # Spring Boot Security events # Spring Boot Integration tests with Testcontainers # Spring Boot Running several goroutines (WaitGroup, ErrGroup) # Golang Checkboxes, Switches, Toggle Buttons, and Radio Buttons # Android Reactive # Vue.js Sign up # Flask Boyer-Moore algorithm # Algorithms Finite-state machine # Data structures Student's t-distribution # Distributions Degrees of freedom # Distributions Test design and techniques More test design techniques One sample t-test # Inferential Statistics Checklists and how to use them How to use test cases and test scenarios Two samples t-test # Inferential Statistics Start to master web testing # Basic of web testing HTML and CSS for QA engineers # Basic of web testing Strings and text # C++ Command Line Interface # C++ Dynamic memory allocation # C++ Preparing for deployment # Flask Basic data structures of STL # C++ Deploying # Flask Dynamic arrays # C++ What is Express.js? # Node.js Migration from pure Node.js to Express # Node.js Match statement # Python Walrus operator # Python Schedulers # Machine learning API documentation # Django Intro to algorithms # Intro to algorithms and data structures Shannon–Fano coding # Algorithms Stack and heap # C++ Basic algorithms of STL # C++ Smart pointers # C++ Introduction to Redis # SQL and Databases Advanced STL data structures # C++ Basics of spreadsheets # SQL and Databases Sharding in MongoDB # SQL and Databases Types of Data # SQL and Databases Service Locator # Android Symmetric Encryption # Kotlin Asymmetric Encryption # Kotlin Neural network regularization # Machine learning Queries with pg # SQL and Databases What are computable properties # Vue.js Introduction to Aho-Corasick algorithm # Algorithms Getters and setters # Vue.js Watching for changes # Vue.js Differential gene expression analysis # Bioinformatics algorithms AWS global infrastructure # Amazon Web Services Communicating with sockets # Golang Type compatibility # TypeScript Objects # TypeScript Arrays and tuples # TypeScript Abstract classes # TypeScript Interfaces # TypeScript Access modifier keywords # TypeScript Introduction to classes # TypeScript Intersection types # TypeScript Lifecycle Hooks (beforeCreate etc.) # Vue.js The concept of probability # Events and probabilities CRUD Repositories: Create and Read # Spring Boot Method-level authorization # Spring Boot Styling components # React Basic Routing # Vue.js AtomicFU # Kotlin ZipFile with java.util.zip # Kotlin Inline Value Classes # Kotlin Introduction to DSL # Kotlin How to type a Node.js server? # Node.js Service # Kubernetes Introduction to worker threads # Node.js Fulltext indexes and Fulltext search # SQL and Databases Data Collection Methods # SQL and Databases Dynamic route matching # Vue.js Activity communication: returning data # Android Recomposition scope # Jetpack Compose Introduction to Web Analytics # SQL and Databases Transactions with pg # SQL and Databases Lifecycle Hooks in Composition API # Vue.js Modifying Composables # Jetpack Compose Code Documentation # Kotlin Trends and patterns in data # SQL and Databases Currying # Kotlin Custom authentication: Configuration # Spring Boot Libuv # Node.js Bun.js # Node.js Introduction to Deno # Node.js Backpropagation # Machine learning Functional (SAM) interfaces # Kotlin Debugging of multithreading application # Kotlin Risk Management & Attack Surface # Basics Authentication # Basics SecurityContext # Spring Boot Authentication Providers # Spring Boot CRUD Repositories: Update and Delete # Spring Boot Spring Stereotypes # Spring Boot GitHub and token authentication # CI/CD processes AWS IAM overview # Amazon Web Services How to learn new skills # Essentials The AWS Management Console # Amazon Web Services Setting up users, groups, and roles # Amazon Web Services Nested routes # Vue.js Conditional Rendering # React Properties # React Overview of the basic program # React Stack or heap for OOP # C++ Nothing # Kotlin WebSockets # Spring Boot Mocking # Django Pooling # Machine learning AlexNet # Machine learning Generic type aliases # TypeScript Generic classes # TypeScript Why should we use database? # SQL and Databases Memory leak # Node.js User interface elements # Basic of web testing Types of user interface elements # Basic of web testing Common bugs for UI elements # Basic of web testing Network models # How does the web work? Architecture of web applications # How does the web work? useEffect # React Convolutions # Machine learning Padding # Machine learning Aggregations and Annotations​ # Django Pooling with pg # SQL and Databases Using MongoDB with Spring Data # Spring Boot Atomics # Golang MongoRepository # Spring Boot Extended classes # TypeScript VGG # Machine learning Time and memory complexity # Intro to algorithms and data structures Hashing # Algorithms Searching algorithms # Algorithms Relations and conditions in pseudocode # Intro to algorithms and data structures Advanced algorithms of STL # C++ Normal distribution # Distributions Central limit theorem # From probability to statistics Applications of central limit theorem # From probability to statistics Deeper into Aho-Corasick algorithm # Algorithms Generic functions # TypeScript What is generics? # TypeScript API tests # Django ItemDecoration # Android Strategies to search for a new job # Essentials KL-divergence # Optimization SQL Injection # Server side vulnerabilities Http requests # Basics Different types of interview # Essentials Self presentation on interview # Essentials Basics of forms # React Ktor Client Basics # Kotlin DB Replication # SQL and Databases Ingress and Egress Network Policies # Kubernetes How to write a motivational letter # Essentials Inception # Machine learning Internal, external, scoped storage # Android Introduction to React Router # React Koin Basics # Kotlin ResNet # Machine learning Koin Advanced # Kotlin REST methods (POST, PUT, DELETE) # Golang Class based views for API # Django Load factor in hash table # Algorithms Simplistic hash functions # Algorithms Event listeners in React # React Best, average, and worst cases # Intro to algorithms and data structures Debugger Under The Hood # Kotlin DB sharding # SQL and Databases Replication in MongoDB # SQL and Databases Running several connected containers # Docker IN, LIKE and BETWEEN operators # SQL and Databases Introduction to Testing in Android Studio # Android Configuring Web Application Security with HttpSecurity # Spring Boot Advanced Configuration with HttpSecurity # Spring Boot AuthenticationManager # Spring Boot Generic interfaces # TypeScript Networking, Conferences, and Meet-ups # Essentials Class components # React Nested components # React Data structures # Intro to algorithms and data structures Graphs: basic terminology # Data structures MobileNet # Machine learning Recurrent neural networks # Machine learning Introduction to Exposed # Kotlin Exposed DAO # Kotlin Authorization # Basics Diagrams: how to build and read # Descriptive statistics Discrete random variable # Discrete random variables pgAdmin # SQL and Databases Partial Fraction Expansion # Calculus Operators, hooks, and sensors in Airflow # Instruments Types of architecture of web applications # How does the web work? Synchronous and asynchronous communication # How does the web work? Web sockets # How does the web work? SQLi Prevention # Server side vulnerabilities Using Django commands for healthchecks # Django F object # Django Intro to performance hooks # Node.js State Hoisting # Jetpack Compose How to prepare for a CS interview # Essentials Personal Access token # GitHub What is type narrowing? # TypeScript Code injection # Server side vulnerabilities State vs Props # React v-once, v-html # Vue.js Built-in type guards # TypeScript Providing and injecting # Vue.js Watch and WatchEffect # Vue.js SSRF # Server side vulnerabilities Bruteforce # Server side vulnerabilities LDAP injections # Server side vulnerabilities State # React The first DAG in Airflow # Instruments JWT authentication in Spring Boot # Spring Boot JPA projections # Spring Boot Caching in Spring Boot # Spring Boot XSRF # Node.js SQL injection # Node.js Path traversal # Node.js Graph Basics # Data structures String similarity # Algorithms Response splitting # Server side vulnerabilities Injections # Server side vulnerabilities XEE # Server side vulnerabilities Secure Sockets # Kotlin sync.Pool # Golang More measures of location # Probabilistic modeling Named routes # Vue.js Data exchange protocols # How does the web work? HTTP protocols for testers # How does the web work? Optimisation of web applications # How does the web work? Hard skills and usual day for a SWE # Essentials Hard skills and usual day for an Ops engineer/DevOps Engineer # Essentials How V8 engine works in Node.js # Node.js Grouping and Filtering records # Golang Logging in Go # Golang AuthenticationEntryPoint # Spring Boot Geometric and physical interpretation of derivative # Calculus Curves and vectorial functions # Calculus Vector derivatives # Calculus Nested and dynamic routes # React Two Pointers # Algorithms Reusing Composables # Jetpack Compose DI Containers # Android Testing approaches for cache, cookies, and tokens # How does the web work? What is API? # API API approaches # API Batch normalization # Machine learning .env file Markov models # Machine learning API documentation (Swagger) # API AWS cost management tools # Amazon Web Services Processing metadata: Headers, Cookies, URI # Golang EC2 basics # Amazon Web Services YOLO # Machine learning useCallback # React useMemo # React Random experiments # Probabilistic modeling MatchResult and capturing groups # Kotlin Discrete random variables # Probabilistic modeling Measures of location: expected value # Probabilistic modeling Overview of compressing deep learning models # Machine learning Spacer and Padding # Jetpack Compose Multiplatform overview # Kotlin Ktor Client: Requests and Responses # Kotlin Ktor Client: Advanced features # Kotlin Ktor Client: Authentication and authorization # Kotlin Kotlin Native # Kotlin Java Interop # Kotlin Complex state # React Mixins and checks for Class Based Views # Django useRef # React Logs for testing # Reading logs for tester Intro to React Context # React Object detection # Machine learning Sessions # AAA 2FA # AAA Tokens # AAA File inclusion (PHP) # Server side vulnerabilities What is Nest.js? # Node.js useReducer # React Garbage collector # Node.js Internship # Essentials Work-life balance at work # Essentials Visualizing data # SQL and Databases JavaScript Interoperability # Kotlin Trends and Patterns in Data # SQL and Databases Data Analysis Best Practices # SQL and Databases Path traversal # Server side vulnerabilities Sliding window # Algorithms Data compression and encoding # Algorithms Tree basics # Data structures SSTI # Server side vulnerabilities Session Hijacking # Temporary test group Insecure Deserialization # Temporary test group Component Lifecycle # React Intro to hooks # React Websocket server # Node.js What is Websocket # Node.js Query by Example # Spring Boot User-defined type guards # TypeScript l-values and r-values # C++ Intro to class based views # Django Pointers to functions # C++ Optimisation methods in django # Django Console application in Spring Boot # Spring Boot Callbacks & Events # C++ Ingress Resource # Kubernetes Dynamic programming: overview # Algorithms IDOR # Temporary test group DOS # Temporary test group AWS Power Tools: CLI & SDKs # Amazon Web Services Default train-validation loop # Machine learning Inferential Statistics # SQL and Databases Minimum spanning tree # Algorithms Catboost # Machine learning Serializing structured YAML # Golang Server-sent Events # Node.js Async and Await # Kotlin Substring search # Algorithms fetch API in Node.js # Node.js WebSockets vs Long Polling vs Server-sent events # Node.js Getters in Vuex # Vue.js JOINS and Subqueries # Golang Processing query params and form data # Golang Default parameters # C++ StateFlow # Kotlin Data Collection Methods # SQL and Databases SharedFlow # Kotlin Autoencoders # Machine learning SAML # AAA Buttons # Jetpack Compose REST API design principles # Django Elipsis # C++ gRPC # Node.js Graph search # Algorithms Networking on AWS # Amazon Web Services Testing Gin applications # Golang Oauth # AAA State # Vue.js Introduction to Prompt Engineering Mutations in Vuex # Vue.js std::shared_ptr # C++ Pytest with django # Django Data validation and sanitisation. Trustworthy # Basics Test pyramid # API Payloads # API Navigation In Compose # Jetpack Compose Request headers # API std::weak_ptr # C++ Statefulsets and Daemonsets # Kubernetes STOMP over web sockets # Spring Boot Lambda functions # C++ How to communicate with an HR specialist # Essentials Connectivity in graphs # Algorithms Cryptography # Data transmission and cryptography Getting started with Python # SQL and Databases "Vanilla" DI in Android # Android Logs on client # Reading logs for tester Low level network protocols # API Variance # Descriptive statistics IAM Policies # Amazon Web Services GRU # Machine learning Generative adversarial networks # Machine learning Custom management commands # Django Introduction to OpenAI API Exploring the use of mocking and stubs # API Actions in Vuex # Vue.js Linux basics # API RBAC # AAA Application levels protocols overview # API Fundamentals of interfaces in Java # Java EfficientNet # Machine learning KeepAlive # Vue.js Auth bypass # Temporary test group Suspense # Vue.js Teleport # Vue.js Installation # React Packaging go code with VCS # Golang Events in Compose # Jetpack Compose ML data drift # Machine learning Introduction to Generative AI and LLMs Transition # Vue.js AI Job Search Tips # Essentials Set tone of voice TopSort algorithms # Algorithms AI: how does it all work Transition Group # Vue.js Modules in Vuex # Vue.js ChatGPT overview Exposed Advanced # Kotlin Mutable Map and Mutable Set as interfaces # Kotlin General limitations of LLMs Data visualization with Python # SQL and Databases PRNG # Data transmission and cryptography Hashing # Data transmission and cryptography Signature # Data transmission and cryptography Encryption # Data transmission and cryptography TLS # Data transmission and cryptography Secret storage on backend # Temporary test group Craft your own prompt Why learn to use AI tools Thymeleaf Template Engine # Spring Boot Provide context Publishing project to github via Git console # GitHub How to interact with AI Channels # Kotlin Generic builder # Kotlin Set format and structure Theming # Jetpack Compose Work with data responsibly Coroutine exception handling # Kotlin Ethical considerations in AI WebSocket client # Node.js Create a "hello world" composite action with input # CI/CD processes Images and Icons # Jetpack Compose Chain-of-Thought prompting Code interpreter with Assistant # AI Assistants and tools Chain prompts Zero-shot and Few-shot prompting Reading user's input # JavaScript Scaffold # Jetpack Compose Refine your prompt Reason and Act (ReAct) prompting AI driven interview preparation # Essentials Introduction to ML system design # Machine learning Overview of MLFlow # Machine learning Quantization # Machine learning Overview of DVC # Machine learning Sustainable Airflow practices # Instruments Launching an EC2 instance # Amazon Web Services Function calls with chat completions Prompting to debug and fix AI-generated code Attacks on JWT # AAA TextView and EditText Widgets # Android Creating a virtual network on AWS # Amazon Web Services TVM # AAA Tree-of-Thought prompting Shapes in Compose # Jetpack Compose Data Masking ImageView # Android Button # Android Drawables # Android Generating unit tests with ChatGPT Generating Unit tests with ChatGPT Data analysis with Code interpreter # AI Assistants and tools Data Cleaning with code interpreter # AI Assistants and tools Creating a fine-tuned model Advanced Vector Graphics and Drawables # Android Data visualization with code interpreter Function calling with Assistant Introduction to recommender systems # Machine learning Purpose of Data Masking Legal and Ethical Consideration Static Data Masking Data Masking Techniques Dynamic Data Masking Benefits and Limitations of ChatGPT in Data Masking # AI in Data Masking Applying ChatGPT in Data Masking # AI in Data Masking GitHub API # GitHub Pruning # Machine learning Github Issues # GitHub Data masking considerations Data utility and privacy HTML Basics # HTML Introduction to reinforcement learning # Machine learning Integration of GitHub Actions and Github PRs # CI/CD processes Multilayer perceptron # Machine learning ChatGPT for Data Masking # AI in Data Masking ChatGPT Overview # AI in Data Masking Data Consistency and Integrity # AI in Data Masking Regulatory Compliance # AI in Data Masking Introduction to policy optimization # Machine learning Knowledge Retrieval with AI Assistant # AI Assistants and tools Multi-armed bandits # Machine learning Storage on AWS # Amazon Web Services Introduction to Gymnasium # Instruments Monte Carlo methods # Machine learning Advanced Testing with Jest # JavaScript Effective communication for Frontend Developers # Essentials Animation APIs overview # Android Introduction to Serverless computing # Amazon Web Services Connecting to an EC2 instance # Amazon Web Services Top app bar and bottom navigation bar in Jetpack Compose # Jetpack Compose Teamwork: Collaborate with team members # Essentials Teamwork: Contribute effectively to projects # Essentials Build Tools: Basics # Dev tools Webpack # Dev tools Testing Frameworks Introduction # JavaScript Advanced Testing with Mocha # JavaScript Lazy lists in Jetpack Compose # Jetpack Compose Checkbox, Radio Button, and Switch # Jetpack Compose Integer arithmetic: special operations # Python Web Scraping with BeautifulSoup and Utilizing Generative AI # SQL and Databases Overview of AWS Application Integration Services # Amazon Web Services Combining prompting techniques Gulp # Dev tools Understanding of state management # CSS Redux # CSS Cross-Browser Compatibility # Dev tools CSRF # Essentials Scrum # Essentials Advanced Figma to Code # Dev tools Advanced Yarn # Node.js Amazon S3 Concepts # Amazon Web Services Introduction to KMP # Kotlin Tools for KMP # Kotlin Introduction to FinRL # Machine learning Serverless computing with AWS Lambda # Amazon Web Services Overview of AWS ML Services # Amazon Web Services Basic project in KMP # Kotlin Q-learning # Machine learning Deep Q-learning # Machine learning Overview of Streamlit # Instruments The gymnasium Atari environment # Machine learning Time series data preprocessing # Machine learning Integrating AI tools into Workflow # Introduction to AI Tools Adapting Coding Style for AI-Assisted Development # Introduction to AI Tools Overview of AIs for Code Generation and Completion # Introduction to AI Tools Code Analysis and Reviews with AI # Working with AI Tools AI for Efficient Debugging and Bug Fixing # Working with AI Tools AI in Automated Testing and Quality Assurance # Working with AI Tools JetBrains AI Assistant Overview # Working with AI Tools Customizing color and style in Matplotlib # Matplotlib Text and number annotation and formatting # Matplotlib Sampling # Inferential Statistics Parameter estimation # Inferential Statistics Your first program Working with program input Variables Data types Conditional expressions Generating Java unit tests using ChatGPT # Java Django ORM # Django Custom management commands # Django Serializers in DRF # Django Built-in and custom mixins for Class Based Views # Django Built-in and custom mixins for Class Based Views # Django Debugging Java with AI prompts # Java Introduction to prompt engineering with Java # Java Problem decomposition (LtM, PaS, PoTh) with Java # Java Chain-of-thought (CoT) prompting with Java # Java Zero-shot and few-shot prompting with Java # Java Debugging Code with AI Prompts in Kotlin # AI Assistants and tools Automating Unit Test Creation with ChatGPT in Kotlin # AI Assistants and tools Retrieving Knowledge with AI Assistant in Kotlin # AI Assistants and tools Introduction to Prompt Engineering in Kotlin # AI Assistants and tools Latest trends in Generative AI Practice Java for Tech Interview # Java Tree-of-Thought prompting with Java # Java Introduction to Backend Development With Kotlin # Spring Boot Introduction to LLMs # NLP Meet the AI engineer Introduction to Test-driven Development # Essentials Introduction to Retrieval-Augmented Generation # NLP Introduction to Autoregressive LLMs Evaluation # NLP Tokenization # NLP Introduction to back-end development with Java # Spring Boot Method "main" # Java Polymorphism # Java Static members # Java Adding annotations # Java Thread synchronization # Java Abstract class vs interface # Java Concept of design patterns # Essentials Encapsulating object creation # Java The simplest project with Maven # Dev tools Boolean type and operations. True and false # Kotlin Custom threads # Java Binary arithmetic # Numeral systems Integer arithmetic: basic operations # Python Enum # Kotlin Installing packages with pip # Python Nested lists # Python Sep and end arguments of print # Python Hashable # Python Debugging in shell # Python Type Conversion # JavaScript Socket module # Python Basics of functions # Sets Overview of the basic program # Scala Matrix representation of systems of linear equations # Linear algebra Orthogonal and orthonormal bases # Linear algebra JavaScript Code Style # JavaScript Complex numbers. Operations # Complex numbers Infinite streams # Java Typical ML pipeline # Machine learning Introduction to pandas # Instruments Increment and decrement # Kotlin Time module # Python Overview of SpaCy # NLP Combining constants with enum # Java List style # CSS Flexibility, growth and contraction ratio # CSS First program in bash # Command line Overview of PGVector LLM regression testing # NLP Introduciton to Frontend Attention Mechanisms in Transformers # NLP Patterns in Spring Boot # Spring Boot Overview of patterns in Spring Boot # Spring Boot Debugging methods # Java Text Chunking Techniques Backface-visibility # CSS Multivariable functions # Calculus BeautifulSoup: working with XML # Python Getting data from REST # Spring Boot Summarizing categorical columns # Instruments Application layers # Spring Boot Using Spring MVC # Spring Boot Regexps in programs # Python Shortest path problem # Algorithms Python unpacking operators (* and **) # Python ast module # Python Debugging simple constructs # Kotlin SQL Alchemy updating and deleting data # Python Loops and sequences # Command line Walking through directories in the command line # Command line Expected value of discrete random variable # Discrete random variables How to improve code performance # Python Handling missing values # Instruments Access from console # Flask MongoDB VS Relational databases # SQL and Databases Components of computer memory # Essentials String builder # Golang Customizing JSON with Gson # Java Decorator pattern # Essentials Passing arguments to method # Java Random: getting and generating # JavaScript Serializing structured JSON # Golang Levenshtein distance # Algorithms Parsing and formatting time # Golang Nucleic acids in general # Biology basics Interruptions # Kotlin Сontext and Dispatchers # Kotlin Stored Procedure Parameters # SQL and Databases Kotlin evolution principles # Kotlin Variables in MySQL # SQL and Databases For ... in for Objects # JavaScript Solving systems of linear equations by substitution method # Linear algebra Grouping collections # Kotlin Inclusion–exclusion principle # Combinatorics Countable and uncountable sets # Sets Best practices for writing Go code # Golang Functional and non-functional requirements # Essentials Properties and laws of Boolean logic # Logic CSS function min(), max(), clamp() # CSS Ordered list and types # HTML Operator overloading # Kotlin Sending requests # Node.js Introduction to Functional Programming # Python Silhouette coefficient # Machine learning Recomposition # Jetpack Compose Basic routing # Golang Secondary endosymbiosis # Biology basics Instantiating Views programmatically # Android Minimum spanning tree problem - Prim and Kruskal algorithms # Java 12-factor application: configuration, process and execution # Essentials Introduction to metagenomics # DNA sequencing Levenshtein distance: another approach # Algorithms Collision handling: probing # Algorithms TF-IDF # NLP Date and time formatting # Essentials CRUD Operations – Delete # Golang Building your own delegate # Kotlin Increment and decrement operators # C++ Boolean, number, string, null, undefined and literal types # TypeScript Introduction to PyTorch # Instruments Calculating prefix function # Algorithms User avatar DWH basics: basics of the architecture of OLAP system # SQL and Databases Graph traversal: DFS vs BFS # Java Production-ready application # Flask Intro to DRF # Django Transformer models for text summarization # NLP Confidentiality, integrity, availability # Basics Working with files # C++ Sequence clustering in metagenomics # DNA sequencing Works With File Hierarchies # Kotlin Steps to make progress at work # Essentials Introduction to rendering components # React Custom authentication: Creating components # Spring Boot Soft skills, formal and informal communication at work # Essentials Mapping classes to JSON documents # Spring Boot Running a docker-compose with several services # Docker JSX rules # React Thinking of types as sets of values # TypeScript Generic constraints # TypeScript Python Junior Developer # Interview preparation LSTM # Machine learning Basic API testing tools functionality # API Descriptive Statistics basics # SQL and Databases Why do we need Nest.js if Express exist? # Node.js Variational autoencoders # Machine learning Static polymorphism (method overloading) # C++ GORM Best Practices: SQL injections and GORM Config # Golang Gradient descent optimization methods: overview # Optimization Emulate personality Problem decomposition prompting (LtM, PaS, PoTh) Overview of the sqlx package # Golang Running ML models in production # Machine learning Content Accessibility Best Practices # CSS Advanced npm # Node.js Introduction to AI in Software Development # Introduction to AI Tools Retrieving knowledge using AI assistants with Java # Java