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建立快速索引，FastIndex为抽象类，AscFastIndex和DescFastIndex分别为两个实现(Quick Indexing. FastIndex is an abstract class and AscFastIndex and DescFastIndex are two implementations respectively.)

编写一个Java Web项目，实现从properties文件读取数据存储到数据库，并从数据库中读取数据，将结果显示在页面上。( Write a Java Web projects to achieve read the properties file data stored in the , and read data the , the results displayed on the page.)

基于嵌入式Linux的智能手机省电设计。一篇不错的文章。(Embedded Linux based smartphone energy saving design. A good article.)

Note: the test case uses a temp text file named "test" which contains 31 characters : "P@ABCDEFGHIJKLMNOPQRSTUVWXYZ[]".

常用java小程序，里面包含一些适合初学者常用的典型java小例子；(java program_example)

EasyJF开源新闻系统是一个由EasyJF开源团队组织开发的基于Java平台的开源新闻系统。当前系统已经实现了基本的基本的新闻的发布、审核、推荐，关键字过滤，二级分类动态增减，多级用户等功能。(EasyJF revenue system is a news EasyJF revenue from the development team based organizations Jav a platform of raising revenue information system. The current system has achieved a basic fundamental news releases, review and recommendation, keyword filter, two dynamic classification change, Multi-user functions.)

ctci是一本程序员面试的好书，不过其中内容大部分有java实现，这里提供了全部的c++代码，供C++程序员学习(ctci is a programmer interview books, but most of its contents have java to achieve, there is provided a full c++ code for programmers to learn C++)

BP neural network function fitting and pattern recognition, Can be widely used in data analysis and forecast data, Simulation of the effect is very good.

说明：  此工具仅用于压力测试，造成损失后果自负！(若不同意请勿下载) 软件是我自己写的，所以我就是原创。(This tool is only used for stress testing, causing losses at your own expense! (Do not download unless you agree) Software is written by myself, so I am original.)

测试手机JVM参数，屏幕大小，字体设置，RMS，内存HEAP，按键键值等。(JVM parameters of the test phone, the screen size, font settings, RMS, memory, HEAP, keypad keys and so on.)