DOCUMENT
THE WHOLE
SYSTEM.
A practical reference for programming, DSA, frameworks, databases, APIs, Linux, networking, testing, security, deployment, and the architecture behind CodeDev itself.
Choose a chapter.
C and C++ guide
Core C/C++ syntax, memory, RAII, containers, references, pointers, and a path from procedural code to modern C++.
Java and object-oriented programming
Java syntax, classes, interfaces, collections, exceptions, and clean object-oriented design.
Python application development
Python fundamentals, type hints, modules, virtual environments, data structures, exceptions, and application organization.
JavaScript for modern applications
JavaScript fundamentals, DOM events, modules, async/await, fetch, validation, and browser security boundaries.
Kotlin and Android fundamentals
Kotlin syntax, null safety, coroutines, Android architecture, state, storage, networking, and lifecycle-aware code.
Rust and systems programming
Ownership, borrowing, Result/Option, Cargo, concurrency, and when Rust is useful in desktop or systems tools.