search for: r6786

I''d like to be able to use a has_many :through association and treat the associations as a list but I''m getting this error when I try an use an acts_as_list method: NoMethodError: undefined method `move_to_bottom'' I''m using edge rails r6786. Here are my domain rules: Activities are things students can do. Units consists of a sequenced list of Activities. Activities can be used in many Units. Here are the associations for these rules: class Activity < ActiveRecord::Base has_many :unit_activities has_many :units, :...