[R] plyr and table question

[ts8]

baptiste auguie-2 wrote:
> 
> 
> ddply(d, .(website), transform, count = table(user_id)) # why two new
> columns? 
> 
> 

Try this to see why:

  as.data.frame(table(d$user_id))

This works more like you expect:

  ddply(d, .(website), transform, count = unclass(table(user_id)))  

- Tom
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