StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
Why does diff on these Pandas groupby results in Nan?
| Author | Votes | Δ |
|---|---|---|
| ansev | 3 | +2.19 |
| John Zwinck | 1 | -2.19 |
Last visited: May 14, 2020, 3:16:00 AM