StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
What pandas operation will help me do a groupby and aggregate by column combinations?
| Author | Votes | Δ |
|---|---|---|
| andrew_reece | 2 | +0.91 |
| jezrael | 2 | -0.91 |
Last visited: Feb 11, 2018, 8:38:02 PM