[R] Eliminating columns that sum to zero
Ben Bolker
bolker at ufl.edu
Sun Aug 24 18:54:31 CEST 2008
Wade Wall <wade.wall <at> gmail.com> writes:
> I am trying to look for a way to eliminate columns that sum to zero. Any
> help would be appreciated.
x_without_zero_cols <- x[,colSums(x)!=0]
If you want to make some return for this helpful advice,
you could take this information and add it to the "R tips" section
of the R wiki ( http://wiki.r-project.org ).
cheers
Ben Bolker
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