Why Use CAT Or GREP When You Can AWK?
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Saving Time At The Command Line
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Postfix Mail Server Install, Configure & Forward to Gmail
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How to use the ps Command | Linux Command Line Basics
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Xargs Should Be In Your Command Line Toolbag
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20:02
Learning Awk Is Essential For Linux Users
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3 Awk examples to boost your Linux command line skills
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Where GREP Came From - Computerphile
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