StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
Can you explain this by-group data.table result
| Author | Votes | Δ |
|---|---|---|
| Frank | 4 | 0.00 |
Last visited: Nov 15, 2016, 6:06:33 PM
| Author | Votes | Δ |
|---|---|---|
| Frank | 4 | 0.00 |