StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
How to populate a new spark dataframe column with values from specific rows in another column. Need
| Author | Votes | Δ |
|---|---|---|
| Mahesh Gupta | 3 | 0.00 |
Last visited: Dec 22, 2019, 3:27:20 AM