Ubuntu's function keys are often set up to perform both a default function and a second function that is set up by the user or the keyboard manufacturer. You can press a function key to perform one of ...

Inverting a matrix is one of the most common tasks in data science and machine learning. In this article I explain why inverting a matrix is very difficult and present code that you can use as-is, or ...

This post shows how to change what the Fn keys do in Windows 11/10. The Fn or the Function key is a meta-modifier key used to activate secondary functions or special features on certain keys. The ...