in reply to speed up one-line "sort|uniq -c" perl code

you would gain a speed by using lesser processes in your bash one liner,instead of "sort |uniq": 
sort -u

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try to use nl for the line number: 
sort -u | nl -ba

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 Update: bad answer .. this question was not asked .. thx Aristotle

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Re^2: speed up one-line "sort|uniq -c" perl code (not the OP's question)
by Aristotle (Chancellor) on Apr 14, 2003 at 20:27 UTC
    Uhm, he's not at all interested in a line number, what he wants is an occurence count per word.

    Makeshifts last the longest.

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