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I'm just starting to learn awk and I'm having a problem not addressed in the various books and tutorials. I'm playing with using awk to generate a message when a partition becomes too full.

The awk command is incredibly useful, and you will be surprised at just how powerful and transformative it will make your scripts. Here’s how to get started using it. While I’m not a fan of ...

An illustration of a magnifying glass. An illustration of a magnifying glass.

The awk command can make it easy to remove duplicate characters from a string even when those characters aren’t sequential, especially when the process is turned into a script. First, the awk command ...