StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
How to get last N rows of each group in dplyr with missing rows as 0?
| Author | Votes | Δ |
|---|---|---|
| Ronak Shah | 0 | -0.13 |
| Frank Zhang | 0 | +1.06 |
Last visited: Sep 5, 2020, 12:36:14 PM