StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
Rails: Calculate days between date range given in string format
| Author | Votes | Δ |
|---|---|---|
| webster | 2 | +4.22 |
| Christian-G | 0 | -4.22 |
Last visited: Nov 22, 2016, 10:45:30 PM