I have moved this over to the Tech Interview Cheat Sheet Repo and has been expanded and even has code challenges you can run and practice against!
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var sys = require('sys'), | |
fs = require('fs'), | |
Url = require('url'), | |
http = require('http'), | |
querystring = require('querystring'); | |
//create a Heatmap Obj that inherits | |
//from EventEmitter | |
var events = require('events'); |
(by @andrestaltz)
If you prefer to watch video tutorials with live-coding, then check out this series I recorded with the same contents as in this article: Egghead.io - Introduction to Reactive Programming.