O'Reilly Book Node.js Up and Running - Part 1 => Chapter 2 Doing Interesting Things => Let's Build Twitter (working code for Express 3.0 and ejs embedded JavaScript for node renderer without partials)
$ git clone git@github.com:thinkphp/express-tweets.git
$ npm install express
$ npm install ejs
$ node app.js
Open a browser and go to http://localhost:8080