[R] ggplot cumsum refined question (?)

[stephen sefick]

The date time stamp is not the same?
data.frame(as.chron(Cumul[,"date_time"]), DF[,"date_time"])


On Tue, Oct 6, 2009 at 9:31 AM, hadley wickham <h.wickham at gmail.com> wrote:
>> It is much easier to do you data preparation before plotting.
>>
>> Cummul <- ddply(subset(DF, precipitation!="NA"), "gauge_name",
>> function(x){
>>        x$Cummul <- cumsum(x$precipitation)
>>        x
>> })
>
> With a little less typing:
>
> Cummul <- ddply(subset(DF, precipitation!="NA"), "gauge_name", transform,
>  Cummul = cumsum(precipitation))
>
> Hadley
>
> --
> http://had.co.nz/
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-- 
Stephen Sefick

Let's not spend our time and resources thinking about things that are
so little or so large that all they really do for us is puff us up and
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annoying little problems of being mammals.

								-K. Mullis