On Thu, Jan 13, 2005 at 05:48:32PM -0000, Mark Harrison wrote: > cat log.txt | grep "error" | sort -u > Mark Proudly using pipes since 1989 :-) Except you win the UUoCA (Useless Use of Cat Award) for that command. grep error ./log.txt | sort -u ... is much better. -- Thomas Adam -- I know nothing, and understand even less.