flush_cache

# File activesupport/lib/active_support/memoizable.rb, line 54
      def flush_cache(*syms)
        syms.each do |sym|
          (methods + private_methods + protected_methods).each do |m|
            if m.to_s =~ /^_unmemoized_(#{sym.to_s.gsub(/\?\Z/, '\?')})/
              ivar = ActiveSupport::Memoizable.memoized_ivar_for($1)
              instance_variable_get(ivar).clear if instance_variable_defined?(ivar)
            end
          end
        end
      end