# File lib/active_support/vendor/builder-2.1.2/blankslate.rb, line 22
    def hide(name)
      if instance_methods.include?(name.to_s) and
        name !~ /^(__|instance_eval)/
        @hidden_methods ||= {}
        @hidden_methods[name.to_sym] = instance_method(name)
        undef_method name
      end
    end