StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
I need a count of the number of rows that have a value in each of two columns
| Author | Votes | Δ |
|---|---|---|
| user2140261 | 1 | +1.36 |
| Jerry | 1 | -0.17 |
Last visited: Sep 14, 2014, 5:07:29 AM