StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
In pandas, how do you find the time since a column by value changes, when grouped by another column?
| Author | Votes | Δ |
|---|---|---|
| Nathan Ballou | 1 | +3.98 |
| DPM | 0 | -3.98 |
Last visited: Nov 27, 2022, 9:27:33 PM