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New posts in associations
How to use Sequelize belongsToMany associations?
Nov 03, 2022
associations
sequelize.js
Need data from rails join table, has_many :through
Sep 07, 2021
ruby-on-rails
associations
has-many-through
has-many
Simple_Form Association with has_many :through extra field
Apr 07, 2022
ruby-on-rails
ruby-on-rails-3
associations
has-many-through
simple-form
hibernate order by association
Sep 22, 2022
hibernate
sql-order-by
associations
rails mongoid criteria find by association
Mar 21, 2022
ruby-on-rails
ruby-on-rails-3
mongodb
associations
mongoid
When to use association, aggregation, composition and inheritance?
Feb 03, 2022
python
inheritance
associations
aggregation
composition
Rails Merge child errors with Parent errors
Jan 21, 2018
ruby
ruby-on-rails-3
validation
associations
rails-activerecord
Rails Polymorphic has_many
Oct 21, 2022
ruby-on-rails
associations
polymorphic-associations
Validate presence of polymorphic parent
May 14, 2019
ruby-on-rails
polymorphism
associations
Why would I NOT want to use inverse_of everywhere?
Sep 21, 2022
ruby-on-rails
ruby
associations
rails-activerecord
Rails - Testing fixtures error NoMethodError: undefined method `type' for nil:NilClass
Sep 21, 2022
ruby-on-rails
ruby
tdd
associations
fixtures
Rails: ActiveRecord::HasManyThroughSourceAssociationNotFoundError: Could not find the source association(s)
Jan 11, 2021
ruby-on-rails
ruby
associations
has-many-through
Ruby on rails: Creating a model entry with a belongs_to association
Nov 01, 2022
ruby-on-rails
ruby
ruby-on-rails-3
associations
Rails: Why "has_many ..., :through => ..." association results in "NameError: uninitialized constant ..."
May 11, 2020
ruby-on-rails
ruby-on-rails-3
associations
has-many-through
How to filter by conditions for associated models?
May 21, 2017
cakephp
associations
conditional-statements
cakephp-3.0
query-builder
Rails 3: validate presence of at least one has many through association item
May 12, 2022
ruby-on-rails
ruby
validation
associations
has-many-through
ActiveAdmin how to sort column with associations
Sep 02, 2022
ruby-on-rails
associations
activeadmin
How can I define a polymorphic relation between models in Django?
Sep 22, 2022
django
django-models
polymorphism
associations
difference between collection and association mapping in mybatis 3
Sep 18, 2022
mysql
associations
mybatis
Grails - Removing an item from a hasMany association List on data bind?
Jul 20, 2022
data-binding
grails
groovy
dns
associations
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