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An Elo-based rating system for Stack Overflow
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Answers and rating deltas for

using data.table to flag the first (or last) record in a group

Author Votes Δ
Josh O'Brien 11 +1.47
Prasad Chalasani 5 -1.47
Matthew 0 0.00
Last visited: Sep 14, 2014, 5:07:29 AM