StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
Why String concatenate null with + operator and throws NullPointerException with concate() method
| Author | Votes | Δ |
|---|---|---|
| singhakash | 7 | +0.67 |
| Zigac | 6 | +3.28 |
| Muneeb Nasir | 2 | +0.02 |
| kaykay | 2 | +0.06 |
| sol4me | 2 | -0.22 |
| java guy | 2 | +0.10 |
| Jack | 1 | 0.00 |
| MLavrentyev | 1 | -2.77 |
| Jacare | -3 | -3.94 |
Last visited: Jan 2, 2016, 9:47:38 PM