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Posted By

kitzelh on 10/16/09


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Subtract Files

 / Published in: Bash
 

Output all lines in FileA that are not in FileB.

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  1. sort FileA | uniq | sort - FileB FileB | uniq -u
  2.  
  3. # If you know ahead of time that all lines in FileA are unique:
  4. sort FileA FileB FileB | uniq -u

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