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Programming Blog: Tutorials, Guides, and Study Tips

Programming tutorials, homework guides, debugging walkthroughs, and study strategies for CS students across 30+ languages.

  • Java

    Java Concurrency and Multithreading Guide

    Learn Java multithreading from threads and synchronization to thread pools, the memory model, and concurrent collections, with runnable code examples.

    java multithreading concurrency threads thread-pools
  • Java

    Java Collections Framework Explained

    A practical Java Collections guide covering List, Set, Queue, Map, Comparable, the Collections utility class, time complexity, and Stream API with runnable code.

    java collections arraylist hashmap hashset
  • Java

    Binary Search Trees in Java: Complete Guide

    Learn how Binary Search Trees work in Java: insertion, deletion, traversal, balancing with AVL and Red-Black Trees, and real-world applications.

  • C/C++

    Vectors in C++: A Complete Guide

    Master std::vector in C++ with declaration, push_back and emplace_back, iterators, size vs capacity, 2D vectors, custom types, and complexity, with code that compiles.

    c++ vector std::vector stl dynamic array
  • Git

    Git Clone Into a Specific Directory

    Clone a Git repository into the folder you name instead of the default one, plus how to handle existing directories, shallow and branch clones, and SSH.

    git clone git version control git directory shallow clone
  • C/C++

    C++ Multithreading Performance Techniques

    Cover thread creation, synchronization, common pitfalls like deadlocks and race conditions, and real-world patterns for parallel C++ programs.

  • C/C++

    Smart Pointers in C++ Explained

    Learn how unique_ptr, shared_ptr, and weak_ptr automate memory management in C++, eliminate memory leaks, and replace error-prone raw pointers.

  • C/C++

    C++ Templates: Functions and Classes Guide

    C++ templates let you write one function or class that works across any data type. This guide covers function templates, class templates, template arguments, TMP, and the STL.

  • C/C++

    OOP in C++ Explained: Classes to Polymorphism

    A clear walkthrough of OOP in C++: objects, classes, inheritance, polymorphism, encapsulation, and abstraction with working code examples.

  • Python

    Matplotlib in Python: Plots and Charts

    Learn how to use Matplotlib in Python to create line plots, scatter plots, bar charts, pie charts, and customized graphs with markers, colors, and grids.

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