"AWK was significantly revised and expanded in 1985–88, resulting in the GNU AWK... | Hacker News

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		arminiusreturns on Nov 10, 2019 \| parent \| context \| favorite \| on: Fast Markov chains in ~20 lines of sh, grep, cut a... "AWK was significantly revised and expanded in 1985–88, resulting in the GNU AWK implementation written by Paul Rubin, Jay Fenlason, and Richard Stallman, released in 1988.[8] GNU AWK may be the most widely deployed version" AWK wikipedia entry If you are on linux, you are using GNU grep, not unix grep. Others have addressed bash... so wrong on all counts.

kryptiskt on Nov 10, 2019 | [–]

None of it is specific to GNU and you can easily do it without any GNU tools on MacOS, if you've heard about that niche operating system.

arminiusreturns on Nov 11, 2019 | | [–]

Did MacOS finally get up to bash v4 or do you still have to upgrade manually?

anthk on Nov 10, 2019 | [–]

I am doing this just fine with a base OpenBSD and this ISC licensed `shuf` counterpart:

https://github.com/ibara/shuf

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