[TUHS] dmr note on BSD's sins
clemc at ccc.com
Thu May 4 00:57:07 AEST 2017
On Tue, May 2, 2017 at 8:59 PM, Dave Horsfall <dave at horsfall.org> wrote:
> On Tue, 2 May 2017, Doug McIlroy wrote:
> > With Steve's eloquent grump and cat -v on the table, I can't help
> > re-citing the peerless cardinal sin of
> > less --help | wc
To Doug -- touché
> Speaking of "cat", what really drives me nuts is "cat file | cmd"...
> What's wrong with "cmd < file" (or to really confuse newbies, "< file
Not to be argumentative, but Dave, please be careful. I agree that
idiom is misused, but there are times when I think it is appropriate, which
is one of the reason why I love the Unix guiding principle of not "forcing"
the user to do one thing or another because we know better, but letting
education and good 'taste' be the guide.
I think Justice Potter Stewart described pornography of knowing it when
he sees it. IMO: there are time when using cat is in better taste that a
file redirection. For instance, I can think of a few examples when I need
to direct input from multiple files, using a more complex 'wye' style pipe
line or a redirection from backward quotes, that the cat foo sequence seems
like its easier to understand/debug. [Maybe it shows my inner
schizophrenia and heard voices from multiple places that I kinda like the
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