The .bashrc file is crucial for configuring commands on Linux shell startup. Knowing the shell you're running helps you ...

What happens when you run a Linux command? This simple act can appear straightforward, but many different things can actually occur, depending on whether you’re running an executable program, a shell ...

If you've been using PowerShell, then you know that one of the great things about it is the ability to take objects outputted from one cmdlet, easily send it to another cmdlet and have it know how to ...

If you are building PowerShell longer than a few lines, it is good practice to break up your code into reusable snippets. This way you can only call the code snippet over and over instead of ...

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 ...

Last month, I explored exit codes and how decent error correction in your shell scripts always should include testing the value of $? after each meaningful command ...

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