[lug] bash scripting question

[Chip Atkinson]

Thanks.  Yes, usually I do try to rtfm, but at the point where I broke
down and asked, I wasn't really sure what to look for.  That's where I had
to rely on the collective intelligence of the list.

On Fri, 8 Oct 2010, Jeffrey Haemer wrote:

> Chip,
> 
> For bash, going straight to the man page is productive.  You can search it
> for whatever symbols you want. And you'll need to -- it's big. Here are
> linecounts of the ten biggest man pages of utilities in /bin on my box:
> 
> 
> 566 ed
> 637 grep
> 732 dbus-daemon
> 1131 ps
> 1559 ip
> 1563 less
> 1589 dash
> 2029 mount
> 4989 busybox
> 5375 bash
> 
> 
> Modulo size, it's also quite good.
> 
> On Thu, Oct 7, 2010 at 6:01 PM, Chip Atkinson <chip at pupman.com> wrote:
> 
> > Thanks!  That was definitely it.  I tried
> > paste <$(ls) <$(ls /tmp)
> >
> > but google doesn't help much with punctuation.
> >
> > On Thu, 7 Oct 2010, Jeffrey Haemer wrote:
> >
> > > Chip,
> > >
> > > diff <(grep abc file1) <(grep abc file2)
> > >
> > > You want to google for for "process substitution" .
> > >
> > > HTH!
> > >
> > > On Thu, Oct 7, 2010 at 5:08 PM, Chip Atkinson <chip at pupman.com> wrote:
> > >
> > > > Greetings,
> > > >
> > > > I'm trying to remember how to use the output of two commands without
> > using
> > > > temp files.  Say for example that I wanted to grep two different files
> > and
> > > > then diff the output of the greps.
> > > > With temp files it would be
> > > >
> > > > grep abc file1 > /tmp/f1
> > > > grep abc file2 > /tmp/f2
> > > > diff /tmp/f1 /tmp/f2
> > > >
> > > > I know I've seen it done before but I don't know even the google terms.
> > > >
> > > > Thanks in advance.
> > > > Chip
> > > >
> > > >
> > > >
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> > >
> > >
> > > --
> > > Jeffrey Haemer <jeffrey.haemer at gmail.com>
> > > 720-837-8908 [cell], http://seejeffrun.blogspot.com [blog],
> > > http://www.youtube.com/user/goyishekop [vlog]
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> > > *
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> > >
> >
> >
> > _______________________________________________
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> 
> 
> 
> -- 
> Jeffrey Haemer <jeffrey.haemer at gmail.com>
> 720-837-8908 [cell], http://seejeffrun.blogspot.com [blog],
> http://www.youtube.com/user/goyishekop [vlog]
> פרייהייט? דאס איז ×™×Ö·× ×’ ×“×™× ×¢×Ÿ וואָרט.
> *
> *
>