二维码生成 java，使用java语言完成二维码的生成

http://blog.csdn.net/songylwq/article/details/8643948

http:/美国高防vps/sjsky.iteye.com/blog/1136934

http://bbs.csdn.net/topics/390398702

http://blog.csdn.net/johnsuna/article/details/8525038

前端生成二维码:

端侧: https://github.com/davidshimjs/qrcodejs/blob/master/README.md