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Answers and rating deltas for
Why can we say `arr.inject(:+)` but have to say `arr.map(&:to_s)`?
| Author | Votes | Δ |
|---|---|---|
| Simone Carletti | 4 | +1.66 |
| sawa | 3 | -0.66 |
Last visited: Mar 30, 2016, 9:51:10 PM