COM, c++ object and lpvtbl

http://goo.gl/XcSEN3
http://goo.gl/7dZ72x
http://www.codeproject.com/Articles/Jeff-Glatt#Articles
http://blog.naver.com/akkdong/140004531112
http://goo.gl/fghTZW
https://en.wikipedia.org/wiki/Virtual_method_table