StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
Function to select from table2 if no record found in table1?
| Author | Votes | Δ |
|---|---|---|
| Erwin Brandstetter | 1 | +1.55 |
| Glenn | 0 | -1.55 |
Last visited: May 1, 2015, 8:41:56 PM