Setting up aliases on Linux systems can save you a lot of time and trouble on the command line. This post shows how to set up and manage aliases and provides a number of examples on how and why to use ...

Sometimes I need a shortcut to make things a bit faster. There are also situations where my memory needs a helping hand with the litany of commands I use throughout the week. That's why I often turn ...

Shell builtins are commands that are loaded into memory when a shell — such as bash, sh, or zsh — is invoked. The reason for this is that keeping these commands in memory helps ensure that these ...

The ri command will now always run the version in /usr/bin, even if a version is later installed in the homebrew directory, or anywhere else. In effect, using a full absolute path in your alias breaks ...

Do you want to create a Shell script in your Linux system? This guide will take you through how to create a shell script using multiple text editors, how to add comments, and how to use Shell ...

Are you familiar with Huffman encoding? That’s where you pick shorter codes for more frequent letters. Morse code is the same way, in that the most-used letters are the shortest. [Matheus Richard] had ...

When using the Linux terminal, we often make mistakes. At other times, tasks feel just plain tedious. Fortunately, there are many terminal tricks that help you amend those mistakes and perform the ...

For many users who get started with the command line in Linux, there’s a good chance they’re using Bourne Again Shell, or Bash. Bash is the default shell on Mac OS X, and Windows users can use Bash ...