OAPro

java spring的IOC的源码，对学习spring的IOC很有帮助(Java spring IOC source code, to learn spring IOC helpful)

关于教育网站的开发和架构，采用三层架构模式，使用于多企业(Website development framework on education)

完美世界游戏地图修改编辑工具，可以修改，编辑和同步地图文件。(Perfect world game map modify editing tool, you can modify, edit, and synchronized map file. )

小巧的管理Mysql的应用程序.主要特性包括多文档界面，语法突出，拖拽方式的数据库和表格，可编辑/可增加/删除的域，可编辑/可插入/删除的记录，可显示的成员，可执行的SQL 脚本，提供与外程序接口，保存数据到CSV文件等。 ">

读取dwg、excel office cad 通用类 封装好 解压能用(Read the general classes of DWG and excel office cad, pack them well and use them for decompression)

Examples and SDK for Betech Lock System

java实用小计算器，模仿windows自带的计算器，功能全面(Java practical calculator, imitate small Windows calculator attached, comprehensive functions)

对日志引擎进行总结，对日志进行举例，怎么使用(Summarize the log engine, give an example of how to use it.)

setup to exercise tables in which cells use spanning.

说明：  ipdatabase 二叉树快速搜索IP地址数据库 数据 数据源采用2015年广告协会制定的IP地址标准数据库，中国互联网广告行业统一采用的标准IP库。 原理 利用二叉树实现IP查询，首先将10进制IPV4地址转化为二进制构建二叉树，利用二叉树搜索进行搜索，查询时间复杂度log2n，比传统IP库n的查询速度高出一个量级。(Ipdatabase Binary Tree Fast Search IP Address Database data The data source is the standard IP address database formulated by the Advertising Association in 2015, and the standard IP database adopted by the Internet advertising industry in China. principle The binary tree is used to realize IP query. Firstly, the 10-bit IPV4 address is converted into binary to construct a binary tree, and the binary tree search is used to search. The query time complexity log2n is one order of magnitude higher than that of traditional IP library n.)