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New posts in activerecord

Validate uniqueness of many to many association in Rails

ruby-on-rails validation activerecord

In Ruby on Rails, what's the difference between create and create! and API docs doesn't have it?

ruby-on-rails ruby-on-rails-3 activerecord

How do you change your Rails App Data?

ruby-on-rails ruby activerecord migration

Efficient ActiveRecord has_and_belongs_to_many query

ruby-on-rails activerecord has-and-belongs-to-many

Rails conditional validation in model

ruby-on-rails ruby-on-rails-3 validation activerecord rails-activerecord

Mocking ActiveRecord relationship beheavior in RSpec tests

ruby activerecord rspec mocking

Generating an Instagram- or Youtube-like unguessable string ID in ruby/ActiveRecord

ruby postgresql activerecord sinatra

Making a tree structure in django models?

python django activerecord django-models

First_or_create with update on match?

ruby-on-rails activerecord associations

How do I order database records in rails by most recent?

ruby-on-rails ruby-on-rails-3 postgresql activerecord

Intersection of two relations

ruby-on-rails ruby-on-rails-3 activerecord relation

Rails scope that does nothing for NOT IN values

ruby-on-rails-3 activerecord scope

Rails - ActiveRecord - Trigger mail on change of a field value

ruby-on-rails activerecord

how to access column value after serialization activerecord

ruby-on-rails-3 activerecord

TypeError: nil is not a symbol

mysql ruby-on-rails ruby activerecord

How to include nested and sibling associations in active record to_json?

ruby-on-rails json activerecord

Why do I get an Unknown Primary Key exception for a join table in Rails 4?

ruby-on-rails exception activerecord ruby-on-rails-4 jointable

yii2 BaseActiveRecord findAll() conditions greater or less than

php activerecord yii2

Escaping SQL queries in Codeigniter

php mysql codeigniter activerecord

Running ActiveRecord validations without saving

ruby activerecord
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