Lua中assert的作用
http://blog.csdn.net/igaming/article/details/26609963
lua中对于metatable用法和原理的总结
http://blog.csdn.net/q270274978/article/details/42213593
Lua中的metatable详解
http://www.jb51.net/article/56690.htm
编写高性能的 Lua 代码:
http://blog.jobbole.com/65991/?replytocom=45676
Lua的内存监测和回收:
http://blog.csdn.net/luyafei_89430/article/details/40892461
Lua学习笔记之Lua的function、closure和upvalue：
http://blog.csdn.net/lidatou/article/details/3866399
关于如何释放lua table占用的内存:
http://blog.csdn.net/yanjun_1982/article/details/9049775
UTF8字符串在lua的截取和字数统计
http://www.cnblogs.com/bicker/p/5282733.html
