At 06:50 PM 9/5/02, Ric Tibbetts wrote: >Ok, it's been a long time since I've needed to do this, and maybe I just >forgot how. > >But: > >To sort out duplicate lines in a text file, didn't "sort -u" do the >trick? Or am I getting fuzzy & old? > >I have a large text file that I receive on a regular basis ( a couple >times a week). I need to clean it up for import into a database. I'm >stuck on getting duplicate lines out. I swear, I just used to use "sort >-n", but that isn't working now. > >Can someone shed a little light on how to do this? > >Thanks in advance > > Ric
"man sort" will show you what the "-n" option does. To remove duplicates, you can do "sort <in.file | uniq >out.file" or "sort -u <in.file >out.file".
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