StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
Pandas count distinct multiple columns in a dataframe and group by multiple columns
| Author | Votes | Δ |
|---|---|---|
| ansev | 1 | +2.57 |
| Quang Hoang | 0 | -2.57 |
Last visited: May 14, 2020, 3:16:00 AM