Libraries are collections of shared code. They're common in Python, where they're also called "modules," but they're also ...

Learn how to get Python up and running on Windows, macOS, or Linux—and avoid the biggest pitfalls along the way.

This post explains what a Python module is and how to use it to drastically extend the capabiltiies of your code. Plus: how to make your own!

Ubuntu is a free computer system, like Windows or macOS, but it’s built by a community. It’s great for programmers because it’s very flexible and has lots of tools already built-in that help you code.