StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
R aggregate rows of a data frame over multiple columns with different operators
| Author | Votes | Δ |
|---|---|---|
| Vikram Venkat | 3 | +3.80 |
| Sotos | 2 | -2.47 |
Last visited: Jun 18, 2016, 7:33:55 AM