http://www.creativebloq.com/javascript/angularjs-collaboration-board-socketio-2132885
http://www.brianmac.co.uk/swimming/swimspeed.htm
http://mxtoolbox.com/blacklists.aspx
http://stackoverflow.com/questions/6073505/what-is-the-difference-between-screenx-y-clientx-y-and-pagex-y
https://www.techempower.com/blog/2013/03/26/everything-about-java-8/
http://openhome.cc/Gossip/Java/ConsumerFunctionPredicateSupplier.html
http://www.dotblogs.com.tw/hatelove/archive/2011/12/25/introducing-continuous-integration.aspx
http://ingramchen.io/blog/2014/04/how-i-do-test-driven-development.html