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An Elo-based rating system for Stack Overflow
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Answers and rating deltas for
r create new data frame that matches in rows elements grouped by another column
Author
Votes
Δ
akrun
2
-0.38
MKR
2
+0.33
AntoniosK
2
+0.05
Last visited: Sep 2, 2018, 6:42:41 AM