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Rails scope with polymorphic model

Your scope is not working correctly, .last in your scope get one results instead of an ActiveRecord relation, remove .last and the scope will work fine in getting all Financials with ltm=true

Categories : Ruby On Rails

Related to : Rails scope with polymorphic model
Scope a model using several queries, Rails 4
Try this: scope :organizer, -> { where('cat_id = ? or cat_id = ?', 1, 8) } What wrong here: You try mix SQL operator OR and ruby method invoke. for future research test query in rails console: => User.where(first_name: 'Foo').to_sql #> "SELECT "users".* FROM "users" WHERE "users"."first_name" = 'Foo'" => User.where(first_name: 'Foo' or last_name: 'faw').to_sql SyntaxError: unexp

Categories : Ruby On Rails
Accessing polymorphic relations in rails through javascript
You'll need to load the related data that you want, either by translating the returned record(s) explicitly (as in a data transfer object) before serializing into JS, or else by using eager loading.

Categories : Javascript
Rails ActiveRecord model has_one twice to the same model with different foreign keys
Something like this: class Offer < ActiveRecord::Base belongs_to :departure_port, class_name: "Port", foreign_key: "departure_port_id" belongs_to :arrival_port, class_name: "Port", foreign_key: "arrival_port_id" end class Port < ActiveRecord::Base has_one :offer end

Categories : Ruby On Rails
Why is this scope causing recusion in my rails app?
The problem is that your scope is named name. The name method normally returns the class name. Some Rails code makes use of the name method, such as the parent_name method in the introspection module: def parent_name if defined? @parent_name @parent_name else @parent_name = name =~ /::[^:]+/ ? $`.freeze : nil # This line calls the "name" method end end parent_name can take a

Categories : Ruby On Rails
scope in rails routes not prepending paramter in URL
@Choco is right, you should only declare a namespace once. Then everything goes inside that single block. namespace "abc/admin" do resources :products, :categories devise_for :admins, :controllers => {:sessions=>"admin/sessions", :registrations=>'admin/registrations'} end Then your path helper becomes new_abc_admin_admin_registration_path. See here for info: difference between

Categories : Ruby On Rails
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