Created
March 19, 2013 05:12
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| @coll = MongoClient.new('localhost', 27017)['db_name']['collection_name'] | |
| already_emailed = Array.new | |
| @coll.find("$and"=>[{"email"=>{"$not"=>{"$in"=>already_emailed}}},{"email"=>{"$exists"=>true}}]) |
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