StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
Count the rows of a table, while checking if the value is NULL or not and grouping the results by th
| Author | Votes | Δ |
|---|---|---|
| Stefan P | 0 | 0.00 |
Last visited: Jan 1, 2016, 10:22:34 PM