StackRating
An Elo-based rating system for Stack Overflow
Answers and rating deltas for
What is faster in Ruby, `arr += [x]` or `arr << x`
| Author | Votes | Δ |
|---|---|---|
| Wand Maker | 4 | +2.67 |
| Frederick Cheung | 2 | -2.67 |
Last visited: Mar 10, 2016, 6:57:03 PM