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Surprise Me!
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By davidwalsh
via eriwen.com
Published: Jul 14 2008 / 12:27

grep is a beautiful tool
Following is a simple tutorial that will help you realize the power of this simple and most useful command. If you are on Windows and haven’t already, download and install Cygwin. If you are also new to regular expressions (regex), here is a great regular expressions reference to get you started with grep.
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