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An Elo-based rating system for Stack Overflow
                
    Answers and rating deltas for
    How to push to an array given that the character is not already present in the array in javascript
| Author | Votes | Δ | 
|---|---|---|
| CertainPerformance | 2 | +0.34 | 
| Muhammad Zaib | 1 | +0.43 | 
| user2182349 | 1 | +0.02 | 
| vlad awtsu | -2 | -3.29 | 
Last visited: May 11, 2019, 11:16:05 PM