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New posts in activemodel

How i can write a query inside select in rails

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

Rails - check if parent object was destroyed and is calling destroy on dependents

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Validating Child Object with ActiveModel Validations

ruby-on-rails-3 validation activemodel

How do I ensure a model always uses a transaction and locks (in Rails)?

ruby-on-rails concurrency activemodel database-locking

ActiveModel::Errors translate attribute part of error message?

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How to handle hash nested keys validation in Rails?

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Rubocop Uniqueness validation should be with a unique index, in values that start from some specific values

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How to find and remove part of a string in Rails Console - ActiveRecord

ruby-on-rails activerecord activemodel rails-console

RoR: first_or_initialize block doesn't save

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Active Model Serializers has_many associations

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postgres_ext/serializers help... seems so simple, but can't get anything to work as described

ruby-on-rails ruby-on-rails-4 activemodel serialization

Using `assign_attributes` saves `has_many through:` association immediately

ruby-on-rails activerecord ruby-on-rails-5 activemodel

How to validate in a model, data from a controller

ruby-on-rails forms validation model-view-controller activemodel

How does one put validations on individual ActiveModel/ActiveRecord objects?

ruby-on-rails validation activerecord activemodel

Validating nested models with ActiveModel::Validations

ruby-on-rails ruby validation activemodel

Devise not working with Rails 4.0rc1

ruby-on-rails devise activemodel ruby-on-rails-4 attr-accessible

Rails 3: Display validation errors for a form (not saving an ActiveRecord model)

ruby-on-rails ruby forms validation activemodel

Rails 4 and Active Admin: ActiveModel::ForbiddenAttributesError

ruby-on-rails-4 activeadmin activemodel
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