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.

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

These are called "wildcards," and they can make your life in the Linux terminal much easier. Wildcard characters, also known ...