StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
Group by each unique id and then find number of purchases for each brand
| Author | Votes | Δ |
|---|---|---|
| Andrea Grianti | 2 | +3.90 |
| Sajan | 0 | -3.90 |
Last visited: May 15, 2020, 6:30:33 AM