Learn to code in Python, C/C++, Java, and other popular programming languages with our easy to follow tutorials, examples, online compiler and references.

Jul 23, 2025 · "Code" refers to a set of instructions written in a programming language. These instructions serve as the blueprint that directs a computer to perform specific tasks or operations.

You will learn to code by building dozens of projects, step-by-step, right in your browser, code editor, or mobile app. You will also earn free verified certifications along the way.

Interactive hero showing the Visual Studio Code interface with Agent Sessions, example tabs, and Copilot chat; use navigation to explore the editor content.

New to coding? Start here and learn programming fundamentals that can be helpful for any language you learn.

These pages are for anyone who wants a clear explanation of one or more programming concepts. Whether you're a total beginner or someone who needs to revisit a programming concept, these …

Learn core C++ programming concepts with a focus on problem-solving and data structures. Practice your C++ programming by applying it to 500+ handpicked data structures and algorithms-based …

Want to try coding without signing in? Code a Dance Party to share with friends and family. Featuring Beyoncé, Harry Styles, Lizzo, Lil Nas X, Selena Gomez, music from Disney's "Encanto," and more! …

Want to learn C Programming by writing code yourself? Enroll in our Interactive C Course for FREE. C "Hello, World!" Program. This page contains examples of basic concepts of Python programming like …

Nov 14, 2023 · Programming is the basic communication between human input and machine output. It is the way that a computer knows how and when to process data. So, what is coding, then? Think of …