Nifty bash trick?

[Christopher Svanefalk]

Thanks mate!

On Mon, Oct 3, 2011 at 5:02 AM, T.C. Hollingsworth
<tchollingsworth at gmail.com> wrote:
> On Sun, Oct 2, 2011 at 6:21 PM, Christopher Svanefalk
> <christopher.svanefalk at gmail.com> wrote:
>> Quick question, what do I add to what config file to make bash run
>> 'clear' prior to executing whatever commands I run in the terminal?
>> Thanks in advance?
>
> Add this to your ~/.bashrc:
>
>
> preexec () { clear; }
> preexec_invoke_exec () {
>    [ -n "$COMP_LINE" ] && return  # do nothing if completing
>    local this_command=`history 1 | sed -e "s/^[ ]*[0-9]*[ ]*//g"`;
>    preexec "$this_command"
> }
> trap 'preexec_invoke_exec' DEBUG
>
>
> Tip of the hat to:
> http://superuser.com/questions/175799/does-bash-have-a-hook-that-is-run-before-executing-a-command/175802#175802
>
> -T.C.
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