StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
Get counts for every factor in one column of data.table broken out by two other columns
| Author | Votes | Δ |
|---|---|---|
| Ben Rollert | 1 | +3.92 |
| IRTFM | -1 | -0.49 |
Last visited: May 1, 2015, 7:43:15 PM