jugglingsAsync.js

var http = require('http');
var urls = process.argv.slice(2);

var bufferString = '';
var counter = 0;

var canContinue = true;

while(!!urls.length && canContinue) {

  currentUrl = urls.shift();

  http.get(currentUrl, function(req) {
    req.setEncoding('utf-8');

    req.on('data', function(res) {
      canContinue = false;
      bufferString = bufferString + res;
    }).on('end', function() {
      canContinue = true;
      console.log(bufferString);
      bufferString = '';
    });
  });

}