app.post(path, callback [, callback ...]) Routes HTTP POST requests to the specified path with the specified callback functions. For more information

res.app This property holds a reference to the instance of the Express application that is using the middleware. res

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

req.baseUrl The URL path on which a router instance was mounted. The req.baseUrl property is similar

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

req.signedCookies When using cookie-parser middleware

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

app.mountpath The app.mountpath property contains one or more path patterns on which a sub-app was mounted.

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

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