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From: erik quanstrom <quanstro@quanstro.net>
To: 9fans@9fans.net
Subject: Re: [9fans] fun with rc
Date: Thu, 12 Mar 2015 11:31:56 -0700	[thread overview]
Message-ID: <8f5dfd6efd10db2527b518cc0eccc85f@brasstown.quanstro.net> (raw)
In-Reply-To: <87pp8e9jgh.fsf@gmail.com>

On Thu Mar 12 11:10:17 PDT 2015, chneukirchen@gmail.com wrote:
> erik quanstrom <quanstro@quanstro.net> writes:
>
> > so an interesting problem i run into from time to time is separately computing
> > the files added to and deleted from a directory in a shell script.  uniq doesn't
> > work for this.  certainly one can loop over two lists of files and do
> > this easily,
> > but that seems dull and tedious.
>
> Isn't this a canonical use case for comm(1)?

yes.  i hadn't thought of that.  that's trivial.

- erik



      reply	other threads:[~2015-03-12 18:31 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-03-12 16:46 erik quanstrom
2015-03-12 17:07 ` minux
2015-03-12 17:17   ` erik quanstrom
2015-03-12 18:09 ` Christian Neukirchen
2015-03-12 18:31   ` erik quanstrom [this message]

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