On Mon, Feb 25, 2008 at 12:57 PM, Ralph Shumaker <[EMAIL PROTECTED]> wrote:
> SJS wrote:
> > begin quoting Brad Beyenhof as of Sat, Feb 23, 2008 at 07:07:44AM -0800:
> >
> >> I prefer to do such a
> >> step with "grep ." to return all lines that contain non-whitespace
> >> characters.
> >>
> >
> > Well, . matches spaces and tabs, so to be pedantic, that's not entirely
> > true. :)
> >
> > But there's nothing between ^ and $ to catch the . so it works just
> > fine. Better would be to use a g/re/d with an re of "^$". . .
> >
>
> I totally followed all of that *until* "g/re/d". What is that?
If I gave you the clue that the program "grep" was named for the ed
command "g/re/p" would that help?
Where "re" stands for "regular expression".
carl
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carl lowenstein marine physical lab u.c. san diego
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