StackRating
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Answers and rating deltas for
Is there a simple way to achieve something similar to `x[,c:=mean(a), by=b]$c`?
| Author | Votes | Δ |
|---|---|---|
| IRTFM | 4 | +1.58 |
| Ricardo Saporta | 3 | +0.47 |
| eddi | 2 | -1.03 |
| mrip | 1 | -3.75 |
Last visited: Sep 14, 2014, 5:07:29 AM