The command-line interface (CLI) is the cornerstone of interacting with the Linux operating system. It allows users to enter commands directly, offering greater control and flexibility compared to ...
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What’s That You’re Running? Linux Programs, Scripts, Builtins, Functions, and Aliases
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 ...
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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