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Answers and rating deltas for

How do I know if my dev environment and application is Ruby of JRuby?

Author Votes Δ
Jim Mitchener 3 +3.59
Jatin Ganhotra 1 -1.71
J-_-L 1 -1.88
Henryk Konsek 1 0.00
Last visited: Sep 14, 2014, 5:07:29 AM