StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
Get top k records per group, where k differs by group, in R data.table
| Author | Votes | Δ |
|---|---|---|
| Arun | 3 | +0.31 |
| Max Ghenis | 1 | -2.51 |
Last visited: Feb 28, 2016, 1:56:27 PM