StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
Using .SDcols and .SD with two groups of columns in data.table
| Author | Votes | Δ |
|---|---|---|
| Uwe | 4 | +2.49 |
| Ronak Shah | 3 | -1.49 |
Last visited: Oct 18, 2020, 5:58:00 PM