[R] "should be" easy data frame manipulation

David Winsemius dwinsemius at comcast.net
Sun Jan 31 04:34:05 CET 2010


On Jan 30, 2010, at 4:38 PM, Brad Patrick Schneid wrote:

>
> You rock!
> thank you.. you saved me hours of hunting around.
> --  

You should read the r-help list more often. Gabor Grothendieck gave an  
example of the  use of xtabs() this very morning.

David Winsemius, MD
Heritage Laboratories
West Hartford, CT



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