Famous Awk One-Liners Explained, Part III

"Eric Pement's Awk one-liner collection consists of five sections:

"1. File spacing (explained in part one),
2. Numbering and calculations (explained in part one)
3. Text conversion and substitution (explained in part two),
4. Selective printing of certain lines (explained in this part),
5. Selective deletion of certain lines (explained in this part).
Grab my Awk cheat sheet and the local copy of Awk one-liners file awk1line.txt and let's roll."

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• Bash Sub Shells(Nov 12, 2008)
• 10 Awk Tips, Tricks and Pitfalls (Oct 24, 2008)
• Double Spacing In Awk, Perl and Shell on Linux and Unix(Jul 09, 2008)
• The A-Z of Programming Languages: BASH/Bourne-Again Shell(May 31, 2008)