ExpressJS is pretty interesting with its nested routers, middleware, request handling function as the app, and adjusting the prototype on each request. It gets

ExpressJS is pretty interesting with its nested routers, middleware, request handling function as the app, and adjusting the prototype on each request. It gets kind of hairy so I did a blog post on it: http://www.nickstefan.net/blog/view/express-under-the-hood http://www.nickstefan.net/blog/view/express-under-the-hood