use puttygen to product .ppk , need product openssh key (menu conversions) command line：ssh -i “openssh key” xxxxx@xx-xxxx.rhcloud.com then can login, use linux ssh ~~~

http://pusher.com/ Connections：20 MAX ，Channels：UNLIMITED ， Messages / day：100,000

dreamfactory 最好 http://www.28.io/ 有免費方案，看起來還不錯

http://community.dreamfactory.com/t/realtime-integration-firebase-socket-io/178 http://blog.dreamfactory.com/blog/bid/300138/Mobile-App-Development-with-CORs-and-Pub-Sub3 *vm https://bitnami.com/stack/dreamfactory/virtual-machine http://faye.jcoglan.com/

http://www.cool3c.com/article/65408 https://www.facebook.com/settings?tab=applications