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Linux is the best-known and most-used open source operating system. As an operating system, Linux is software that sits underneath all of the other software on a computer, receiving requests from those programs and relaying these requests to the computer’s hardware. Learn more on our what is Linux resource page.

How to set your $PATH variable in Linux

Telling your Linux shell where to look for executable files is easy, and something everyone should...
An introduction to parameter expansion in Bash

Get started with this quick how-to guide on expansion modifiers that transform Bash variables and...
An introduction to timekeeping in Linux VMs

Now's a good time for an introduction to timekeeping in Linux VMs.
3 off-the-shelf Linux computers compared

Check out these feature-packed Linux computers from OEMs ZaReason, System76, and Dell.
11 reasons to use the GNOME desktop environment

The GNOME 3 desktop was designed with the goals of being simple, easy to access, and reliable...
7 cool KDE tweaks that will change your life

The great thing about KDE's Plasma desktop is that it's universally familiar enough for anybody to...
Which Linux desktop environment do you prefer?

With so many different choices available, there's sure to be a Linux desktop environment that meets...
How to save keystrokes at the command line with alias

Learn how to save some keystrokes (and hassle) by setting up aliases for the commands you often use.