10 Awk Tips, Tricks and Pitfalls

You're viewing a comment by Peteris Krumins and its responses.

December 11, 2008, 23:23

joe, it's really simple (you won't believe it):

awk '!a[$0]++'
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krishna Permalink
May 11, 2010, 04:14

yes it works like a magic,, It appears to have to same effect as $>cat

<file>

| uniq
How does awk work here,, can someone explain?

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