StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
sum a column based on another column in R, but skip the rows with NAs
| Author | Votes | Δ |
|---|---|---|
| Ronak Shah | 4 | +1.55 |
| akrun | 1 | -1.55 |
Last visited: Nov 27, 2022, 9:27:33 PM