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Answers and rating deltas for

Why we should use Interface, instead of concrete types?

Author Votes Δ
Henry 6 +1.47
Suresh Atta 3 +0.80
SpringLearner 2 +0.33
occulus 1 -1.49
Ricky Dalziel 1 -2.41
me_digvijay 1 -0.67
Last visited: Sep 14, 2014, 5:07:29 AM