text: var http = require('http');
  http.createServer(function (req, res) {
    res.writeHead(200, {'Content-Type': 'text/plain'});
    res.end('Hello World\n');
  }).listen(3000, '127.0.0.1');
  console.log('Serving hellos from http://127.0.0.1:3000/ since ' + new Date());