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

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!

By importing the os module into a Python program, programmers can then call the Python mkdir function to create folders in the system.

In this video we show how a simple WASM module can be created in Go, and how to use Go's standard library to interact with JavaScript objects (for instance, to read form data or change DOM elements).