[R] aggregate with cumsum

[Uwe Ligges]

On 25.02.2011 16:16, stephenb wrote:
>
> Bill,
>
> what will be the fastest way to output not just single lines but small data
> frames of about 60 rows?
>
> I prefer writing to a text file because the final output is large 47k times
> 60 rows and since I do not know the size of it I have to use rbind to build
> the object which creates the memory problems described here:
>
> http://www.matthewckeller.com/html/memory.html
>
> look at the swiss cheese paragraph.
>
> kind regards
> Stephen

Stephen Bond,

1. You have written to the R-help mailing list rather than to "Bill". 
Please answer also directly: not all posters are on the mailing list.
2. Please quote the original question.

Uwe Ligges