any?(&block) Instance Public methods Returns true if the collection is not empty. class Person < ActiveRecord::Base has_many :pets end person.pets.count # => 0 person.pets.any? # => false person.pets << Pet.new(name: 'Snoop') person.pets.count # => 0 person.pets.any? # => true You can also pass a block to define criteria. The behavior is the same, it returns true if the collection based on the criteria is not empty. person.pets # => [#<Pet name

parents() Instance Public methods Returns all the parents of this module according to its name, ordered from nested outwards. The receiver is not contained within the result. module M module N end end X = M::N M.parents # => [Object] M::N.parents # => [M, Object] X.parents # => [M, Object]

all(klass) Class Public methods GET index

duplicable?() Instance Public methods nil is not duplicable: nil.duplicable? # => false nil.dup # => TypeError: can't dup NilClass

inspect() Instance Public methods

j(javascript) Instance Public methods Alias for: escape_javascript

action_methods() Instance Public methods Overrides AbstractController::Base#action_methods to remove any methods that are listed as hidden methods.

tags_attributes=(attributes) Instance Public methods

beginning_of_week(start_day = Date.beginning_of_week) Instance Public methods Returns a new date/time representing the start of this week on the given day. Week is assumed to start on start_day, default is Date.beginning_of_week or config.beginning_of_week when set. DateTime objects have their time set to 0:00. at_beginning_of_week

formatted_offset(colon = true, alternate_utc_string = nil) Instance Public methods Returns a formatted string of the offset from UTC, or an alternative string if the time zone is already UTC. Time.zone = 'Eastern Time (US & Canada)' # => "Eastern Time (US & Canada)" Time.zone.now.formatted_offset(true) # => "-05:00" Time.zone.now.formatted_offset(false) # => "-0500" Time.zone = 'UTC' # => "UTC" Time.zone.now.formatted_offset