Aaron2Ti

user  app;
worker_processes  2;

error_log   /home/app/logs/nginx.error.log  info;

events {
    worker_connections  1024;
}

Aaron2Ti

module Devise
  module Orm
    module MongoMapper
      module Hook
        def devise_modules_hook!
          extend Schema
          include Compatibility
          yield
          return unless Devise.apply_schema
          devise_modules.each { |m| send(m) if respond_to?(m, true) }

Aaron2Ti

class ParentDoc
  include Mongoid::Document

  embeds_many :child_docs

  field :statistic
  field :children_order, :type => Array, :default => [] # hold all the children's id
end