Comment your meta-programming to reflect the actual code being executed

meta_comments.rb

class NeverWriteCodeLikeThis
  @@actions = ["create", "retrieve", "update"]

  def initialize(val)
    @@actions.each do |m|                                  # ["create", "retrieve", "update"].each do |m|
      instance_variable_set("@#{m}_process".to_sym, val)   #   instance_variable_set("@create_process".to_sym, val)
    end                                                    # end
  end
end