When last I discussed shell scripts, I was presenting a shell script that offered an alternative to the -C context flag in GNU grep. Although most modern Linux systems have the more capable grep ...

Added: hack3r666 Nice, eh? Now, there are some useful additions to the script that you might consider, notably encrypting .watchdb for security and adding a prompt or command flag to update the secret ...

The eval command allows you to run the contents of variables as commands and can be very useful -- especially in scripts.

The command line isn't just for wise Linux beards. It's actually an awesome tool with almost limitless functionality. Here's a primer on how it works, and how you can do almost anything with it.