grep tab

After some searching I found out the answer is to not use \t but to use Ctrl-v and then the <tab> key to put the tab character directly in the command. Odd. So it looks like:

 grep -R "   $" *

where the tab character is inserted as Ctrl-v and then Tab.

copied from http://mandrivausers.org/index.php?/topic/34048-grepping-for-tabs/