StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
R data.table sum of group subset using dates
| Author | Votes | Δ |
|---|---|---|
| Uwe | 8 | +2.07 |
| chinsoon12 | 4 | +0.20 |
| Prem | 1 | -2.28 |
Last visited: May 15, 2018, 10:22:50 AM