Command Line in Linux . If you’re interested in wrapping your head around what it means to navigate your computer systems with the command-line interface, this Linux class is for you.

Sure, using the Linux command line is optional. But there are a handful of commands I depend on every day. Here's what they can do for you.

Working in multiple directories from a Linux command prompt can be a pain, but these quick tips on using the cd and pushd directory navigation commands can save you time and effort.