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Answers and rating deltas for

How can i refactor this Ruby, Rails code?

Author Votes Δ
A moskal escaping from Russia 2 +0.84
M.Mazet 0 +1.37
Rubyrider -1 -0.70
Roman Klevtcov -1 -2.55
Last visited: Apr 21, 2018, 6:09:34 PM