text: var request = require('request');
  
  var url = 'http://www.cnblogs.com/pick/';
  
  request({
    url: url,
    timeout: 5E3,
    headers: {
      'User-Agent': 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_12_4) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/55.0.2883.95 Safari/537.36',
      Accept: 'text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,*/*;q=0.8',
      Referer: url
    }
  }, function(err, res, body) {
    if (err || !body) {
      return console.log(err);
    }
    console.log(body.toString());
  });