I teach new Linux users these four short, easy to remember commands early on. Learn what they are and how to use them.

I've been using Linux for a very long time, and from day 1, the terminal window and command-line interface (CLI) have been an integral part of my work. At the same time, I've learned that it's OK to ...

Learn new terminal techniques and test your understanding with these fun, interactive tutorials.

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The power of working on the Linux command line is evidenced nearly as much by the available operators as it is by the awesome collection of available commands. This post gives details and provides ...

The Linux command line offers some very useful tools to enable you to perform mathematical calculations. This post runs through a series of commands you can use and demonstrates some techniques for ...