I have a machine running node.js (v0.1.32) with a tcp server (tcp.createServer) and a http server (http.createServer). The http server is hit by long polling requests (lasting 50 sec each) from a c...

There are many example thread based web servers online, but I haven't really seen anything that gives a good example of an event-loop based one (without being very complex, e.g. lighttp and nginx)....

When running an event loop in libuv using the uv_run function, there's a "mode" parameter that is used with the following values: UV_RUN_DEFAULT UV_RUN_ONCE UV_RUN_NOWAIT The first two are obvio...

I've recently moved to Play framework 2.0 and there are some questions concerning me regarding how controllers actually work in play. In play docs there are mentioned: Because of the way Play 2...

I had a rails 3 app on Nginx/Passenger that I just moved to Nginx/Thin (1.3.1). However, my app is now clearly slower than it was on Passenger. A lot of requests time out too. Thin is an evented w...

I don't fully get what Node.js is all about. Maybe it's because I am mainly a web based business application developer. What is it and what is the use of it? My understanding so far is th...

The most common theme I read about why to use node.js is for high scalability due to it's evented, non-blocking I/O model. I'm trying to understand other non-scalability uses cases (and aside from ...

After playing with Node.js and reading about async i/o & evented programming a lot I'm left with some question marks. Consider the following (pseudo) code: var http = require('http'); functi...

I heard a speaker described Node.js as a webserver that "efficiently does nothing". I thought it was a joke but others looked to nod agreement. Can someone explain my misunderstanding of this phras...