StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
How to group_by and then summarise which rows have NA in all columns
| Author | Votes | Δ |
|---|---|---|
| Ronak Shah | 2 | +0.35 |
| Rafael Toledo | 0 | -2.77 |
Last visited: Sep 4, 2019, 3:46:46 PM