in reply to You need more coffee when...

A few years agon, while on univ, I was writing some test "program" in awk (or was it sed?). Of course it did not work and I was unable to find the reason for some 30 minutes ... until I noticed that I have a space at the end of one of the lines. And as soon as I deleted the space everything started to work fine. Oh my ...

Though I don't think it was me who needed more coffee.

Always code as if the guy who ends up maintaining your code will be a violent psychopath who knows where you live.
   -- Rick Osborne

Edit by castaway: Closed small tag in signature