StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
Merge two dataframes by time and variable ID with NAs
| Author | Votes | Δ |
|---|---|---|
| Jaap | 2 | +1.84 |
| G. Grothendieck | 1 | -1.84 |
Last visited: Jul 16, 2017, 11:31:28 AM