in reply to Remove duplicate entries

if you're on unix/linux or have windows with cygwin installed..a combination of the usual suspects (utilities like sort, unix, join, diff) combined in a short pipeline would most likely achieve the desired outcome. it's not a perl solution, but then I don't like to code (and debug the code) when the result is easily achievable without even touching scripting.
the hardest line to type correctly is: stty erase ^H

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Re^2: Remove duplicate entries
by aquarium (Curate) on Nov 17, 2010 at 02:52 UTC
    and if there's dodgy input as indicated by someone, e.g. Group-One is equivalent to Group One and GroupOne...then just run it thru "sed" with a regex to make them all conform to a desired one form, before the de-dupe.
    the hardest line to type correctly is: stty erase ^H
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