StackRating
An Elo-based rating system for Stack Overflow
Home
|
About
|
Stats and Analysis
|
Get a Badge
Answers and rating deltas for
What is the reason for this Java NullPointerException?
Author
Votes
Δ
Philipp
2
+0.47
vinibarr
1
+0.11
harish
0
-3.90
Last visited: May 1, 2015, 9:37:46 PM