StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
How to create a new column for the first non-NA group by factors?
| Author | Votes | Δ |
|---|---|---|
| G. Grothendieck | 1 | +0.36 |
| denis | 0 | -2.88 |
Last visited: Feb 19, 2018, 5:30:32 AM