find and searching for specific expression in files

[Wojciech Puchar]

> the famous back-tics.
>
> 	% grep "expression" `find /path/to/files/ -mtime -2 -print`
>
> Of course, there are surely easier, faster and better means,
> but from this one, I know it just works. :-) Furthermore, I

unless filelist exceed max lenght of arguments and unfortunately it 
happens often