http://stackoverflow.com/questions/31324981/how-to-access-host-port-from-docker-container Docker容器使用静态独立的外部IP(便于集群组建) https://my.oschina.net/gudaoxuri/blog/513923
http://www.w3school.com.cn/html5/att_input_accept.asp http://www.cnblogs.com/liangjiang/p/5799984.html <input type="file" name="image" accept="image/gif,image/jpeg,image/pjpeg,image/png,.png,image/bmp,image/x-windows-bmp,.bmp"> chrome 和 firefox 都有bug