刚自学了struts，做了个加法器，希望高人指点！

一个非常有用的操作MCRSOFT EXCEL文件的工具。可以用JAVA方便的新建，写出导出EXCEL中的数据。-a very useful operation MCRSOFT Excel document tools. Java can be used to facilitate a new, derived write Excel data.

一个捕获和处理异常-capture and handle an anomaly

通过设置线程的优先级，实现两种小球的不同动作。-threaded through the establishment of priorities to achieve two small balls of different movements.

基于 L-Blog v1.01修改，本程序数据库与原版不兼容 IP 数据库因为太大暂不提供，非要下载请点击链接: http://www.myie2.com/sic/blog/data/ip.mdb 官方更新记录 -Based on L-Blog v1.01 modified, the database is not compatible with the original IP database because not too much to provide, have to download please click on the link: http://www.myie2.com/sic/blog/data/ip. mdb official update records

一个风扇，可以正转，倒转，并可由滚动条控制速度-a fan, one can turn, reversed and can control the speed of the rolling

在广播网上（服务器-客户端模式）播放小节目（华南农业大学计算机信息学院系）。

java教学讲义-java Teaching Materials

java缓冲技术程序例子-technical procedures example

CSP算法java实现，并且有回溯法和mcSearch两种方法实现，结构好，容易懂-CSP algorithm java to achieve, and back and two ways to achieve mcSearch, structure, and easy to understand

可分别在面板中绘制Hermite曲线，Bezier曲线和B样条曲线-Respectively in the panel drawing Hermite curve, Bezier curves and B-spline curve