StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
In R, how to group data by multiple columns in the descending order, then give every group an index
| Author | Votes | Δ |
|---|---|---|
| akrun | 4 | +1.42 |
| hello_friend | 2 | -1.42 |
Last visited: Oct 18, 2020, 5:58:00 PM