Updated version of Next.js Mastery with improved structure, lessons, and challenges.

Master C++ from fundamentals to modern C++20/23 development. Covers variables, control flow, functions, arrays, strings, vectors, OOP with classes/inheritance/polymorphism, templates, operator overloading, RAII, smart pointers, move semantics, STL containers and algorithms, lambda expressions, file I/O, multithreading, CMake, testing with Catch2, and debugging with GDB. Includes interactive diagrams, inline quizzes, and premium content.

Master the C programming language from fundamentals to advanced concepts. Covers data types, control flow, functions, arrays, strings, pointers, dynamic memory, structures, unions, file I/O, the preprocessor, data structures, and advanced topics like multithreading and signal handling. Includes interactive diagrams, inline quizzes, and premium content.

Master C# from fundamentals to advanced .NET development. Covers types, control flow, methods, arrays, strings, collections, OOP with classes/inheritance/polymorphism/interfaces, generics, delegates, events, LINQ, Entity Framework, async/await, reflection, threading, and .NET ecosystem tooling including NuGet, configuration, logging, testing with xUnit, and ASP.NET Core minimal APIs. Includes interactive diagrams, inline quizzes, and premium content.

Master Node.js and Express.js from fundamentals to production-grade applications. Covers the event loop, file system, streams, Express middleware architecture, routing, database integration with PostgreSQL/MySQL/MongoDB/Prisma, authentication (JWT, OAuth, sessions), REST API design, WebSockets, Socket.IO, testing, Docker, CI/CD, and performance profiling. Includes interactive diagrams, inline quizzes, and premium project-based lessons.

Master TypeScript from fundamentals to advanced patterns. Covers types, interfaces, generics, mapped types, conditional types, template literals, utility types, discriminated unions, classes, modules, declaration merging, tsconfig configuration, and real-world TypeScript with React, Next.js, Node.js, tRPC, and testing. Includes interactive diagrams, inline quizzes, and premium content.