Hi have a table named category which has two foreign keys to the table user, structure is given below. How can I get the user name corresponding to created_by and modified_by by using relations. @cate
Where can I find data to con开发者_Python百科struct association rules with Weka? The data could be on any topic.Apart from the example dataset used in the following class, Association Rule Mining with
Tl;dr: (I\'d rather learn to fish than be fed a fish but am having trouble teaching myself CakePHP associations with a 5 table DB)
Relate开发者_运维技巧d objects of an m:n relation can be selected with a html select element in my application (could also be a list of checkboxes). If all related objects are deselected in the edit f
I have 3 models User,Listing and Message. What I want is for an authenticated user to have many listings. The listings then can have multiple messages. So the messages are tied to the user through the
I have successfully set up a friendship self referencial association for users in my Ruby on Rails app after following Ryan Bates\' railscast. I can successfully follow, unfollow, and view who is foll
I have successfully set up a friendship self referencial association for users in my Ruby on Rails app after following Ryan Bates\' railscast. I can successfully follow, unfollow, and view who is foll
I would like to make smth like this: class MyModel < ActiveRecord::Base has_many :locations has_one :location, :class_name => \'Location\', :join => \"RIGHT JOIN locations ON locations.user_
Do association methods, such as those defined by has_many and belongs_to utilize ActiveRecord::Relation?
I have a Rails app with an Order and a Refund model. Order has_many :refunds. All well and good. I\'m trying to write a functional test for refund logic in a controller. Here\'s what I have right now:
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