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airspeed/polapix_wins.rb

Last active August 29, 2015 14:20
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Eingelöste Polapix
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polapix_wins.rb
User.group( :referrer_id ).having( "COUNT(*) > 2" ).count.sort_by{ |_key, value | value }.reduce( 0 ){ | memo, element | memo + ( element.second / 3 ).floor.to_i }
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