I\'m building a simple accounting system where a user has many bills.Now I\'m trying to decide if bills should be its own collection, or nested within the user.I\'m leaning towards the former but I\'v
I googled and all others, but I didn\'t find the a开发者_StackOverflow社区nswer. The question is:
Since Mongoid.master.collection() returns a collection even开发者_StackOverflow中文版 if the collection doesn\'t exist, we can use
Have somebody tried to rewrite CanCan ActiverRecordAddtions for Mongoid http://github.com/ryanb/cancan/blob/master/lib/cancan/active_record_additions开发者_如何学C.rb
For example, when doing Analytics, there can be a map/reduce run that takes 10 seconds.After it is run, if other webpages can make use of that result, then it will be saving 10 seconds per page.
For some reason: Analytic.where({:ga_date.gte => \'2010-09-01\'}).count()# greater than or equal to
The following line works: Analytic.collection.map_reduce(map, reduce).find but is there a way to do Analytic.collection.find(\'page_type\' => \'products\').map_reduce(map, reduce).find
I\'m looking for some recommendations on how to structure the tags part of this data model: Here\'s a simplified version of it:
Why doesn\'t this work: ruby-1.8.7-p249 > List.create :search_terms => \'foo\' => #<Li开发者_运维问答st _id: 4c9044a02249c7a5e2000001, search_terms: \"foo\", user_id: nil>
I have a projects model with just a name field and in it also the embedded relation to line_items. class Project
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