StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
Accumulate number of distinct values in a column grouped by another variable in R
| Author | Votes | Δ |
|---|---|---|
| David Arenburg | 3 | +0.20 |
| TJ Mahr | 1 | +1.98 |
| dnlbrky | 0 | -1.67 |
| steveb | 0 | -1.90 |
Last visited: May 3, 2016, 7:23:26 AM