StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
Exract the sum of last two non NA values in each row using R
| Author | Votes | Δ |
|---|---|---|
| Daniel | 2 | 0.00 |
Last visited: Nov 19, 2015, 10:46:39 AM
| Author | Votes | Δ |
|---|---|---|
| Daniel | 2 | 0.00 |