Change port for Node.js to 1337

I wan’t to change the default port my IP adress from what ever it is to 1337, inorder to fix a bug in a node.js application… also it would be great if I could find the default port. I’m working on ubuntu 14.04. Thanks!

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NodeJS runs on the port you tell it to run on. If you look at the code, you will find a place where it says:


or something similar depending if you are using a framework or not.