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

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.

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.

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Learn the basics of Python 3.12, one of the most powerful, versatile, and in-demand programming languages today. Master IT security basics and prep for the CompTIA Security+ exam with hands-on …

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C++ with Beginner DSA 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 …

This page contains examples of basic concepts of Python programming like loops, functions, native datatypes and so on.

Nov 22, 2025 · When you start learning programming, it's important to understand the basic concepts. Programming is like giving instructions to a computer to perform tasks. Here are some key concepts …

To understand programming, we need to understand the basic underlying concepts. The following pages explain the basic programming concepts, using code examples, images, and animations.