[TriLUG] any idea how to do this?

Mats Rynge rynge at renci.org
Fri Apr 20 17:22:37 EDT 2007


jason (jason at monsterjam.org) wrote:
> say ive got 2 files with usernames or whatever in em
> 
> file A has
> 
> user1
> user2
> user3
> 
> file B has
> 
> user2
> user3
> user4
> 
> and I want to strip out the duplicate entries from both files, i.e get 
> output that in this case consists of
> 
> user1
> user4
> 
> ive looked at cmp,diff, uniq, but cant seem to find something thatll get 
> this output.

cat A B | sort | uniq -u


-- 
Mats Rynge
Renaissance Computing Institute <http://www.renci.org>



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