calculate

vb操作EXCEL，可打开EXCEL文件，添加、删除记录(vb operation EXCEL, can open the EXCEL file, add, delete, records)

VB仿Windows可显示行号的记事本程序,有需要的下。(VB notepad application in imitation of a Windows to display line Numbers, in need.)

面向对象程序设计（C++）简易计算器，实现最简单的计算(C++ calculator)

说明：  2进制10进制16进制转换（包括整数小数）使用数组进行编程(Hex converter )

最小二乘法支持向量机预测,自己编的的，可以运行，希望能改进。(least sqare support vector machine for prediction)

用idl编写，其中的Draw大小根据可以用鼠标拖动自由修改大小。(Idl prepared using, in which the size of the Draw can be used in accordance with freedom to change the size of the mouse drag.)

nginx视频点播,源码资源,Source resources(Nginx video on demand, source resource, Source resources)

日出日落计算,可以根据经纬度计算 日出日落时间(Sunrise and sunset calculations)

基于MFC编写的通信录程序，提供登录身份确认，新增、修改、删除信息，基于用户选择隐藏部分信息，尚未实现存储功能，适合学习MFC组件的朋友使用(MFC-based contractor program, provide the login identification, add, modify, delete information based on user choose to hide some information， not yet implemented storage, suitable for learning to use MFC components)

A model that changes the effect of the program()