StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
apply custom function to a particular column rowise by group in data.table
| Author | Votes | Δ |
|---|---|---|
| Mark Peterson | 1 | -0.02 |
| theArun | 1 | +0.18 |
Last visited: Jan 30, 2017, 10:18:33 PM