Associations typically refer to relationships between models in ORMs such as ActiveRecord.
Rails has a has_one :through association that helps set up a one-to-one association with a third model by going …
ruby-on-rails associations rails-activerecord rails-modelsI'm wondering how I can add associations to my models. Suppose, I generate two models rails generate model User rails …
ruby-on-rails migration associationsI have 2 models. Report and Server that have a belongs_to and has_many relationship. I created an accessor method …
ruby-on-rails ruby activerecord associationsHere I am, with another question about aggregation and association. I wanted to learn some basics of UML, so I …
uml associations aggregationNew to rails and I'm following the Depot project found in the Agile web development with rails 3.1. Everything was fine …
ruby-on-rails ruby-on-rails-3.1 associationsI want to be able to use two columns on one table to define a relationship. So using a task …
ruby-on-rails ruby-on-rails-4 associations model-associationsGiven the following class User < ActiveRecord::Base has_and_belongs_to_many :companies end class Company < ActiveRecord::Base …
ruby-on-rails associations has-and-belongs-to-many factory-botI am using ActiveAdmin gem in my project. I have 2 models using has_many through association. The database schema looks …
ruby-on-rails ruby-on-rails-3 rubygems associations activeadmin"The principal end of this association must be explicitly configured using either the relationship fluent API or data annotations." I …
c# .net entity-framework-4 associationsCould you tell me whats the best practice to create has_one relations? f.e. if i have a user …
ruby-on-rails ruby activerecord ruby-on-rails-3 associations