StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
How to get all values of column A corresponding to certain value of column B in a data.frame?
| Author | Votes | Δ |
|---|---|---|
| Nishanth | 2 | 0.00 |
Last visited: Sep 14, 2014, 5:07:29 AM