- w3 school
http://www.w3school.com.cn/ - 菜鸟教程
http://www.runoob.com/
- 我要自学网
http://www.51zxw.net/ - 中国教程网
http://kt.jcwcn.com/ - 内嵌 Extjs 编辑器：sencha fiddle
https://fiddle.sencha.com/#home - 极客学院
http://www.jikexueyuan.com/ - liferay portal 开发引导
https://dev.liferay.com/develop/learning-paths/mvc/-/knowledge_base/6-2/beginning-liferay-development - google chrome apps 开发引导
https://developer.chrome.com/apps/about_apps - leap motion 开发引导
https://developer.leapmotion.com/documentation/javascript/api/Leap.Bone.html#id32 - Extjs 学习
http://docs.sencha.com/extjs/6.0/
12.Codecademy
http://docs.sencha.com/extjs/6.0/ - 粉笔网
http://www.fenby.com/ - 慕课网
http://www.imooc.com/ - 有趣的网站
https://code.org/ - CSDN
https://code.org/ - 开源中国
http://www.oschina.net/ - Codecourse：
https://www.codecourse.com/ - Code School
https://www.codeschool.com/ - Code Google
https://developers.google.com/university/ - School of Webcraft
https://courses.p2pu.org/en/schools/school-of-webcraft/ - Jquery Air
http://try.jquery.com/ - Coursesea
https://www.coursera.org/ - Rubymook
https://rubymonk.com/ - Developer Android
https://developer.android.com/training/index.html - Developer Apple
https://developer.apple.com/library/mac/documentation/Cocoa/Conceptual/ProgrammingWithObjectiveC/Introduction/Introduction.html - 蓝色理想
http://www.blueidea.com/ - w3
https://www.w3.org/ - html 教程
http://www.htmldog.com/ - 剩下的去这里：
http://www.similarsitesearch.com/cn/site/w3school.com.cn - itbegin
http://www.itbegin.com/ - cdnjs：可以搜 jar 包
https://cdnjs.com/ - 汇智网
http://www.hubwiz.com/ - 其他...........
