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Hexdump helps you investigate the contents of binary files. Learn how hexdump works.

Pushd and popd are the fastest navigational commands you've never heard of.

mdp, tpp, and sent may not win you any design awards, but they'll give you basic slides that you can run from a terminal.

Learn the difference between absolute and relative paths and how to use them, and save yourself a lot of time and potential trouble.

If you're used to drag-and-drop environments, then file paths may be frustrating. Learn here how they work, and some basic tricks to make using them easier.

Tired of typing the same long commands over and over? Do you feel inefficient working on the command line? Bash aliases can make a world of difference.

Learn how to reboot Linux through many different methods, from the GUI to deep within the command line.

If you're not using Autotools yet, this tutorial will change the way you deliver your code.