StackRating
An Elo-based rating system for Stack Overflow
Home
|
About
|
Stats and Analysis
|
Get a Badge
Answers and rating deltas for
Save purchase state/button state in-app billing android
Author
Votes
Δ
goodm
1
+0.47
ashatte
0
-3.79
Last visited: Sep 14, 2014, 5:07:29 AM