If you try many way, can’t finish. 1、reinstall android studio ： remove all 2、delete all c:\user\your user name\.gradle c:\user\your user name\.AndroidStudio2.0 3、reinstall android stuido be careful path and directory, C:\Program Files\Android check this directory, have other Android Studio, likfe Android Studio1….. If have delete Android Studio1 directory, only keep Android Studio.

http://walker-a.com/archives/3117

http://www.backup-utility.com/onekey-recovery.html 支援 UEFI熱鍵啟動

http://foundation.zurb.com/emails.html

http://www.slideshare.net/JustinWu13/j-queryreact-js 很清楚 http://www.slideshare.net/JustinWu13/react-react-tutorial-2