On Thu, 14 Sep 2006 14:40:38 +0000, Shawn Badger wrote:
> I don't know how many of you receive this weekly newsletter from Linux
> Journal. They have a section called The Brain Trust which had a tip that
> I never heard of for searching the history in a Bash shell. Here is the
> excerpt from the newsletter:
>
> THE BRAIN TRUST: READERS SHARE THEIR EXPERTISE
>
> This week we have a contribution from Jim C.:
>
> "In the technical tips section of your newsletter on 9/5/06, you
> referred to
> Bret's alias for searching bash history. Why create an alias when
> bash
> gives the user the 'reverse-i-search' and 'forward-i-search'
> features?
>
> At the command line, press Ctrl-R and see this appear on the screen:
>
> (reverse-i-search)`':
>
> "Then press the characters of the search pattern desired, and bash
> will display the nearest line from the current history position matching
> the pattern. Press Ctrl-R again to search the next nearest line; press
> Ctrl-S to search forward. Press enter to accept and immediately execute
> the line displayed. Press a left or right cursor key to accept and edit
> the line. Press Ctrl-C to abandon the search.
>
> "Much simpler than searching through a possibly long list from a grep
> search."
>
There's Ctrl-O, which acts like you pressed enter, but after the command
completes, the very next command line pops up for pressing enter (or
ctrl-o again or editing). This makes recycling a series of command lines
over and over as easy as just pressing Ctrl-O.
-Paul
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