Thu, 18 Mar 2010 11:56:02 +0200 Oleksandr Gavenko Assume that we have GNU grep, so -H available.
Thu, 18 Mar 2010 11:43:28 +0200 Oleksandr Gavenko Correct grep command.
(0) -300 -100 -30 -10 -2 +2 +10 +30 +100 +300 +1000 tip