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New posts in associations

Rails - check if record exists in has_many association

ruby-on-rails activerecord associations has-many

ActiveRecord: How can I clone nested associations?

ruby-on-rails ruby-on-rails-3 activerecord associations clone

Rails console: Unable to autoload constant

ruby-on-rails-4 associations autoload rails-console

Rails Model, belongs to many

ruby-on-rails ruby-on-rails-3 associations model-associations

How to do has_many and has_one association in same model?

ruby-on-rails ruby-on-rails-4 associations

The principal end of this association must be explicitly configured using either the relationship fluent API or data annotations

c# .net entity-framework-4 associations

belongs_to with :class_name option fails

ruby-on-rails activerecord associations

C++ : Association, Aggregation and Composition

c++ oop associations aggregation ooad

How to build many-to-many relations using SQLAlchemy: a good example

python many-to-many sqlalchemy associations

Getting fields_for and accepts_nested_attributes_for to work with a belongs_to relationship

ruby-on-rails ruby associations nested-attributes

Trouble with accepts_nested_attributes_for on validating foreign key

ruby-on-rails validation activerecord associations

rails scope to check if association does NOT exist

sql ruby-on-rails associations scopes

Is there a "first_or_build" method on has_many associations?

ruby-on-rails activerecord associations

Hibernate unidirectional one to many association - why is a join table better?

hibernate one-to-many foreign-keys associations

How do I pass an argument to a has_many association scope in Rails 4?

ruby-on-rails associations scopes

Rails: belongs_to vs has_one

ruby-on-rails model associations has-many belongs-to

Could not find the association problem in Rails

ruby-on-rails activerecord associations models

Hibernate @OneToMany remove child from list when updating parent

database hibernate jpa associations one-to-many

build method on ruby on rails

ruby-on-rails ruby-on-rails-3.1 associations

Rails idiom to avoid duplicates in has_many :through

ruby-on-rails activerecord associations idioms
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