StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
Aggregate values by levels of another factor but keep all rows in R
| Author | Votes | Δ |
|---|---|---|
| d.b | 4 | +1.96 |
| coffeinjunky | 2 | -1.96 |
Last visited: Nov 12, 2017, 2:30:25 PM