StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
R, dplyr: assign number of occurence as value to column at several group_by() levels
| Author | Votes | Δ |
|---|---|---|
| talat | 2 | +0.45 |
| user3375672 | 0 | -3.62 |
Last visited: Apr 29, 2015, 3:21:22 PM