Rails

first!() Instance Public methods Same as first but raises

References/Ruby on Rails/Rails/Classes/ActionDispatch/ActionDispatch::ROUTING/ActionDispatch::Routing::ConsoleFormatter

section_title(title) Instance Public methods

References/Ruby on Rails/Rails/Classes/ActiveRecord/ActiveRecord::Validations/ActiveRecord::Validations::ClassMethods

validates_presence_of(*attr_names) Instance Public methods Validates that the

References/Ruby on Rails/Rails/Classes/Rails/Rails::Railtie/Rails::Railtie::Configurable/Rails::Railtie::Configurable::ClassMethods

instance() Instance Public methods

References/Ruby on Rails/Rails/Classes/ActionController/ActionController::Parameters

permit(*filters) Instance Public methods Returns a new ActionControll

References/Ruby on Rails/Rails/Classes/ActiveRecord/ActiveRecord::Associations/ActiveRecord::Associations::JoinDependency/ActiveRecord::Associations::JoinDependency::Aliases/ActiveRecord::Associations::JoinDependency::Aliases::Table

table() Instance Public methods

References/Ruby on Rails/Rails/Classes/ActiveRecord/ActiveRecord::ConnectionAdapters/ActiveRecord::ConnectionAdapters::PostgreSQLAdapter/ActiveRecord::ConnectionAdapters::PostgreSQLAdapter::SchemaStatements

rename_index(table_name, old_name, new_name) Instance Public methods

References/Ruby on Rails/Rails/Classes/ActionController/ActionController::MimeResponds

respond_to(*mimes, &block) Instance Public methods Without web-service support

References/Ruby on Rails/Rails/Classes/ActionDispatch/ActionDispatch::Integration/ActionDispatch::Integration::RequestHelpers

delete(path, parameters = nil, headers_or_env = nil) Instance Public methods Performs

References/Ruby on Rails/Rails/Classes/ActiveRecord/ActiveRecord::ConnectionAdapters/ActiveRecord::ConnectionAdapters::SchemaStatements

native_database_types() Instance Public methods Returns a hash of mappings from