StackRating
An Elo-based rating system for Stack Overflow
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Answers and rating deltas for
Determine the time period of when my app was purchased
Author
Votes
Δ
Kalle
1
+1.21
Kerni
0
-1.10
B25Dec
0
-0.88
Last visited: Sep 14, 2014, 5:07:29 AM