StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
Creating a new r data.table column based on values in another column and grouping
| Author | Votes | Δ |
|---|---|---|
| Frank | 12 | +0.33 |
| Derek Corcoran | -1 | -2.65 |
Last visited: Jun 24, 2017, 4:03:14 PM