command prompt history filtered by initial letters

[alex23]

On May 1, 8:01 am, limit <todd.les... at gmail.com> wrote:
> How do I get this command history filter working on the centos
> install? I see that <ctrl-r> allows history search. That is the
> workaround.

If you can, try installing & using iPython instead:
http://ipython.scipy.org/

Along with a wealth of other useful features, it provides exactly the
kind of history behaviour you're looking for.