dev_server.js

// API doc of expressjs app.use(): http://expressjs.com/api.html#app.use

// write express args into an url config object
var urlConfig = {
    protocol : process.argv[2],
    host : process.argv[3],
    port : process.argv[4],
    urlPath : process.argv[5]
}

// setup express
var express = require('express'),
    app = express(),
    urlPath = urlConfig.urlPath,
    port = urlConfig.port;

// set default mime type
express.static.mime.default_type = "text/xml";

// enable compression
app.use(express.compress());

// serve static content
app.use(urlPath, express.static(__dirname));

// enable directory listening
app.use(urlPath, express.directory(__dirname));

// set port to listen
app.listen(port);