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CLI Magic: Learn to talk awk (Linux.com)
Linux.com slices and
dices text with awk. "When it comes to slicing and dicing text,
few tools are as powerful, or as underutilized, as awk. The name "awk" was
coined from the initials of its authors, Aho, Weinberger, and Kernighan --
yes, the same Kernighan of the famous Kernighan and Ritchie "C Programming
Language" book. In the Linux world, every distribution includes the GNU
version, gawk (/bin/awk is usually a symbolic link to /bin/gawk). The GNU
version has a few more features than the original. Let's play with some of
the core features common among POSIX-compliant awks."
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