command stack in buffer

[David Robert Lewis (ethnopunk)]

vijay shanker wrote:
> Hi all,
>
> I hope many of you must be aware of this.
>
> When i use a terminal to execute my commands. Some times i need to 
> execute same command multiple times. So, if i want to choose 
> a previously executed command, It makes me very tired to choose from 
> history of command.
>
> So , instead of choosing I prefer to go and write it again. But i was 
> thinking if there existing any thing that can remove duplicates form 
> the command history?
>
> Regards,
> Vijay Shanker Dubey
There is a method which I remember seeing but I didn't bookmark the 
page. It's out there somewhere. But here is a start in the right direction.

http://indlovu.wordpress.com/2009/07/04/smart-autocompletion-of-bash-commands/