矩阵运算，包括求逆矩阵，扩展矩阵等多项运算功能

用异或思路实现一个运动的圆和一个静止的正方形的小程序，用c写的 -with allogeneic or ideas to achieve a circular movement of a stationary and a small square of procedures used to write the c

应用背景 应用于WINDOWS操作系统下的网络C/S通讯，可以实现服务器和客户端的建立，相互之间的通讯。主要用于自动控制系统的上位机软件与设备之间的通讯。 关键技术主要是关于windows下的 TCP服务器件建立和TCP客户端的建立，以及之间的通讯过程。程序实际调试通过。与调试助手握手通讯正常。  

可编辑HTML发票；

替换系统的文本工具，可以实现想要的功能，这个文本替换器，很有用-Replacement system text tools, you can realize the desired functions, the replacement of this text, and very useful

用delphi写的数据库连接程序小程序，供初学者参考-used to write database connectivity procedures small program for beginners reference

将Excel数据传给Access数据库-Excel data transmission Access database

MFC做的计算器程序，可以实现加减乘除。平方，立方等功能-MFC to do calculator program can be achieved subtraction multiplication and division. Square, cubic and other functions

一个小小的数据库查询系统，请大家帮忙修改。-a small database query system, please help change. Thank you

类似msn的弹出窗口-msn similar to the pop-up window

UltraVNC is a powerful, easy to use and free software that can display the screen of another computer (via internet or network) on your own screen. The program allows you to use your mouse and keyboard to control the other PC remotely. It means that you can work on a remote computer, as if you were sitting in front of it, right from your current location.