提供一份学习网页开发的资源清单。
 - Codecademy 
 - Udemy
 - Coursera 
 - freeCodeCamp
 - Code School 
 - edX 
 - Lynda.com
 - HTML Dog
 - W3 Schools 
 - Mozilla Developer Network
 - Eloquent JavaScript 
 - The New Boston
 - SoloLearn 
 - JavaScript for Cats
 - Learn ReactJS
 - Egghead 
 - Khan Academy
 - The Odin Project 
 - MDN Web Docs 
 - JavaScript.info.