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A comment on Explainshell – match command-line arguments to their help text. Parent comment

Re:Explainshell – match command-line arguments to their help... by mtdewcmu on Friday August 30, 2013 @03:55PM (#6303839)
True. Perl-style regexes have grown capabilities far beyond regexes in formal language theory. Note that I was referring to DFAs.
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