Good stuff on Bash history[1], really liking the HISTCONTROL stuff, like
ingoredups or erasedups. Now to just apply those changes to all
machines, no fun.
1.
http://www.thegeekstuff.com/2008/08/15-examples-to-master-linux-command-line-history/
On Sat, 2010-10-23 at 12:42 -0400, William L. Thomson Jr. wrote:
> On Fri, 2010-10-22 at 00:55 -0400, William L. Thomson Jr. wrote:
> >
> > Speaking of Bash from a developers perspective, I was not aware of the
> > HISTIGNORE and HISTCONTROL features of bash, till Rob's presentation. :)
>
> Turns out the HISTIGNORE is not so ideal. It also prevents the command
> from being in any history, which means you can't use the up arrow for
> the previous command :( Not sure if any other bash tricks to re-invoke
> the previous command would work.
>
> > Going one step further, Kyle mentioned a hack/trick to not write your
> > current Bash history to the ~/.bash_history file. Kill the shell instead
> > of exiting it normally. In the spirit of that, a easy way to do that is
> > the following
> >
> > kill -9 $BASHPID
>
> In light of the above, and using something Rob also mentioned in his
> presentation, the alias feature of Bash. I went ahead and added the
> following alias to my ~/.bash_profile
>
> alias bye="kill -9 $BASHPID"
>
> That way instead of typing exit, I can just type bye, and it will kill
> my bash session and nuke any history :)
>
> Also another topic Rob covered was Bash completion. Did you know what
> works for Bash variables as well as other things?
>
> Try it out, just type the dollar sign at a terminal and hit tab.
>
> $<Tab>
>
> Of course that requires bash completion, which might be an add on
> package to Bash. Check around in your distro's packages for other bash
> packages.
>
--
William L. Thomson Jr.
Obsidian-Studios, Inc.
http://www.obsidian-studios.com
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