No you cannot. You may want to write a merge function with the special
capability but there is no better way than the one suggested by
Henrique.
On Sep 14, 12:18 pm, JiHO wrote:
> On 2009-September-11 , at 13:55 , wrote:
>
> > Maybe:
>
> > do.call(rbind, lapply(with(xy <- rbind(x, y), split(xy,
On 2009-September-11 , at 13:55 , wrote:
Maybe:
do.call(rbind, lapply(with(xy <- rbind(x, y), split(xy, list(a, b),
drop = TRUE)), tail, 1))
On Fri, Sep 11, 2009 at 3:45 AM, jo wrote:
Thanks for the post-processing ideas. But is there any way to do that
in one step?
Thanks but by "in o
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