[R] help with counting how many times each value occur in each column

François Pinard pinard at iro.umontreal.ca
Fri Aug 10 16:57:50 CEST 2007

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[Gabor Grothendieck]

>   table(col(mat), mat)

Clever, simple, and elegant! :-)

-- 
François Pinard   http://pinard.progiciels-bpi.ca

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