jk3d

这是一个用java语言编写的弹幕小程序，做出弹幕效果(This is a barrage applet written in Java language to make barrage effect.)

交互式SVG图形demo的源代码，主要是网页设计前端功能(SVG demo)

说明：  game tic tac toe in java

CKEditor本地图片自动上传插件依赖于JSP环境，部分由Java代码实现(CKEditor plugin automatically upload local images depends on the JSP environment, partially implemented by Java code)

说明：  網路遊戲天堂1的JAVA模擬環境，以l1j-99nes為基礎開發，修正許多漏洞以及新增一些人性化功能，功能相當((Online game Paradise JAVA simulation environment 1 to l1j-99nes-based development, correcting many loopholes and add some user-friendly features, quite powerful))

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.)

说明：  电影学习网站，提供给Java基础学习的一个网站。(Movie learning website)

即时通信系统（Java实现源代码)，测试可行。(Instant messaging system (Java source code), the test is feasible.)

有很多的漏洞。有兴趣找茬的同志们可以下载来玩玩(There are many loopholes. Are interested in finding fault comrades can download to play)

能够实现大部分功能的电信计费系统,主要用到的技术有springmvc架构，Spring结合mybatis(This is a java system which is almost finished.)