Rails vaildates uniquness - Qiita
Ruby on Rails | “uniqueness-scope” validation breaks when saving multiple nested records (has many association) concurrently | by Viduranga Wijesooriya | Medium
Intro to Rails ActiveRecord
Validates uniqueness of has_many relationship in Ruby on Rails - Fool Dev
388 Multitenancy with Scopes (pro) - RailsCasts
Validate uniqueness of a value with scope - Ruby on Rails 5 - Stack Overflow
A Deep Dive into Active Record Validations - Honeybadger Developer Blog
validates_uniqueness_of` and `accepts_nested_attributes_for` only validates existing records · Issue #4568 · rails/rails · GitHub
rails watch list - day1
Ruby on Rails ActiveRecord Validations by Eapen Zacharias | Dev Genius
accepts_nested_attributes_for breaks the uniqueness with scope validation · Issue #20676 · rails/rails · GitHub
211 Validations in Rails 3 - RailsCasts
Synchronize Associations through Nested Attributes | by Zimu Liu | 500px Engineering Blog
Race Conditions & ActiveRecord Uniqueness Validation | by Olaide Ojewale | Medium
Alternative to validates_uniqueness_of using db constraints · Issue #645 · rails/rails · GitHub
416 Form Objects (pro) - RailsCasts
Race Conditions & ActiveRecord Uniqueness Validation | by Olaide Ojewale | Medium
model - in rails, how to return results from two has_many associations under another has_many association or a scope - Stack Overflow
Intro to Rails ActiveRecord
Meme Overflow on Twitter: "How to write a test for validates_uniqueness_of with scope and presence: true RSpec Rails https://t.co/BONstA44Pf #rspec #testing #scope #rspecrails #rubyonrails https://t.co/VF0KcoU52Z" / Twitter
Validates uniqueness of has_many relationship in Ruby on Rails - Fool Dev
validates_uniqueness_of` and `accepts_nested_attributes_for` only validates existing records · Issue #4568 · rails/rails · GitHub
purefunctions - Twitter Search / Twitter
Ruby on Rails Guides: Active Record Validations and Callbacks
The Perils of Uniqueness Validations
388 Multitenancy with Scopes (pro) - RailsCasts
