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An Elo-based rating system for Stack Overflow
Answers and rating deltas for
Why can you sometimes cast a NSArray to NSMutableArray, and sometimes you can't?
| Author | Votes | Δ |
|---|---|---|
| Duncan C | 4 | +1.64 |
| Bryan Chen | 2 | +0.18 |
| foundry | 2 | +0.13 |
| Tom Harrington | 2 | +0.04 |
| Catfish_Man | 2 | +0.02 |
| Matrosov Oleksandr | 1 | -1.02 |
| Andrey Chernukha | 1 | -1.02 |
| Gavin | 0 | -3.60 |
| debris | 0 | -3.23 |
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