1.Java 用自定义类型作为HashMap的键
https://segmentfault.com/a/1190000002655085
2. MSI cache一致性协议
http://blog.csdn.net/zhuzongwei1988/article/details/5531158
3.Java Servlet实现文件上传
https://segmentfault.com/a/1190000002621935
4.从1到n整数中1出现的次数：O(logn)算法
http://blog.csdn.net/yi_afly/article/details/52012593
5.【百度面试题】把数组排成最小的数
http://blog.csdn.net/cxllyg/article/details/7659525
6.scala case class
http://www.bkjia.com/yjs/1041692.html
待更新....