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    Answers and rating deltas for
    How can I setup a has_many associated to look in 2 columns in a db table (category_a_id and category
| Author | Votes | Δ | 
|---|---|---|
| shlajin | 3 | +3.70 | 
| Bartłomiej Gładys | 0 | -3.70 | 
Last visited: Dec 1, 2016, 10:00:32 AM