StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
R: How to sum based on multiple criteria and summarize table
| Author | Votes | Δ |
|---|---|---|
| davechilders | 3 | +3.70 |
| maloneypatr | 1 | -3.70 |
Last visited: Apr 29, 2015, 6:38:40 PM