StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
What is the use of '??' operator
| Author | Votes | Δ |
|---|---|---|
| Alexandre Ardhuin | 4 | +1.60 |
| Pablo Santa Cruz | 3 | -0.60 |
Last visited: Sep 4, 2019, 3:46:46 PM