Tempting the wrath of He who must not be named, I'll post a heretical one-liner I wrote lastnight that does basically the same thing.... 
% ruby -e 'puts open(ARGV.shift).read.count("\n")' file

[download]

-Blake

In reply to Re: Count the number of lines in a file by blakem
in thread Count the number of lines in a file by jmcnamara

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