数据结构:
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《ConcurrentHashMap 如何在不损失线程安全的同时提供更高的并发性》:http://www.ibm.com/developerworks/cn/java/j-jtp08223/;
《HashMap,LinkedHashMap,TreeMap的区别》: http://www.java3z.com/cwbwebhome/article/article2/210223.html?id=2152;
《ArrayList用法》: http://www.cnblogs.com/YSO1983/archive/2011/08/22/2149711.html;
I/O:
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《Java 读文件》: http://wanghailiang.iteye.com/blog/1197419;
多线程:
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《Java 线程池的分析和使用》: http://www.infoq.com/cn/articles/java-threadPool;
《线程池的原理和实现》: http://blog.csdn.net/touch_2011/article/details/6914468;
《Java 线程池代码浅析》: http://rdc.taobao.com/team/jm/archives/595;