Certain Linux commands are no longer maintained for a number of reasons - including security vulnerabilities. Here's the list.

Commands that provide help are essential. Here's a look at some of the help you can get from the Linux system itself. Even after you’ve used Linux for a while, you will still find yourself needing ...

The most important networking command in Linux might be ping. This command lets you check if a remote machine is responding to your requests. You can use ping to check if your internet connection is ...

The terminal is approachable and can be fun—practice shortcuts to make it your go-to over a GUI. Learn history, !!, Ctrl+R, tab completion, pwd, and cursor shortcuts to edit and reuse commands fast.