res.end([data] [, encoding]) Ends the response process. This method actually comes from Node core, specifically the

req.signedCookies When using cookie-parser middleware

This is essentially going to be the simplest Express app you can create. It is a single file app — not what you’d get if you use the

Use the application generator tool, express-generator, to quickly create an application skeleton. Install express-generator

req.originalUrl req.url is not a native Express property, it is inherited from Node’s

app.listen(port, [hostname], [backlog], [callback]) Binds and listens for connections on the specified host and port. This method is identical

req.acceptsLanguages(lang [, ...]) Returns the first accepted language of the specified languages, based on the request’s Accept-Language

Adding the capability to connect databases to Express apps is just a matter of loading an appropriate Node.js driver for the database in your app. This document briefly explains

To serve static files such as images, CSS files, and JavaScript files, use the express.static built-in middleware function in Express. Pass

req.acceptsCharsets(charset [, ...]) Returns the first accepted charset of the specified character sets, based on the request’s Accept-Charset