Self-guided workshop to build your own CLI coding agent like Claude Code from scratch in Python.

A focused resource for mastering React.js, featuring practice problems, code examples, and interview-oriented concepts like hooks, state management, and component design. Includes tutorials and exercises to build confidence for technical interviews in web development.

A collection of C language practice problems and their solutions, ranging from basic to advanced levels. This repository is ideal for learners to enhance their C programming skills through hands-on exercises.

Solutions to coding challenges (katas). Most katas start with a test and are accompanied by explanations. Special thanks to my colleagues for their valuable feedback and support. Feel free to use the code as a reference or starting point.

Screening Web Programmer

Bouncing ball animation in CSS or in JavaScript.

A little approach to help beginner programmers with 100 most popular coding problem with their solutions in C++

Simplified Social Network

LeetCode HackerRank Codewars CodeSignal solutions

🛰 C# .NET console app that moves and rotates a "robot" on a custom grid based on a string input of commands.

My implementation of useful data structures, algorithms, and solutions to programming puzzles. This has helped me to become a better programmer and to solve complex problems with greater ease.

Repository for storing practice results and coding exercises at the Learning Become Android Developer Expert class on Dicoding

A simple calculator web service that caches the results of its computations.

It is the repo for the solution to task KonfHub

🔺 C# console application that can identify if a trinagle is isosceles, equilateral or scalene.

Visitor pattern with Breadth-first and Depth-first algorithm in Java (OGP2)

🏛 C# app that can convert integers to roman numerals

Prime factorization using concurrency + GUI

Open-Source Competitive Coding Platform

🔢 C# console application that validates if a string is a valid Sudoku grid or not.