app.js

var http = require('http');
var fs = require('fs');

http.createServer(function (req, res) {
    if (req.url === '/favicon.ico') {
        return res.end();
    }
    console.log('Incoming request to ' + req.url);

    var i = 2;
    res.writeHead(200,{'Content-Type': 'text/plain'});

    setTimeout(function () {
        fs.readFile(__filename, {
            encoding: 'utf8'
        }, function (error, contents) {
            if (error){
                console.error(error);
                return res.end();
            }

            console.log('sending response for ' + req.url);
            res.end(contents);
        });
    },5000)

    while (i--){
        console.log('Loop value: ' + i + '\r');
    }
}).listen(1337, '127.0.0.1');


console.log('Server running at http://127.0.0.1:1337/');