    # File lib/chef/knife/configure.rb, line 108
          def ask_user_for_config_path
            config[:config_file] ||= ask_question("Where should I put the config file? ", :default => '~/.chef/knife.rb')
            # have to use expand path to expand the tilde character to the user's home
            config[:config_file] = File.expand_path(config[:config_file])
            if File.exists?(config[:config_file])
              confirm("Overwrite #{config[:config_file]}")
            end
          end