复化梯形二分步长法求二重积分

SDK,用于开发组态软件与外部设备如智能仪表，智能传感器，智能显示单元，操作单元，执行单元等连接的通讯驱动模块，使之能够兼容于MCGS组态软件的通用版和网络版，以扩展组态软件的应用范围。

一个用vb实现的求圆面积的程序.适合初学者使用.在vb6.0成功测试-A program used to calculate the area of a circle. It is designed by VB and is for the new learners. Tested under VB6.0.

命名管道可在同一台计算机的不同进程之间，或在跨越一个网络的不同计算机的不同进程之间，支持可靠的、单向或双向的数据通信。不需要事先深入掌握基层网络传送协议（如 T C P / I P或I P X）的知识。这 是由于命名管道利用了微软网络提供者（M S N P）重定向器，通过一个网络，在各进程间建立 通信。-Named Pipes can be on the same computer between different processes, or across a network of different computers in different processes in support of a reliable, one-way or two-way data communications. Do not need prior grasp of the grass-roots network protocol (such as TCP/IP or IPX) knowledge. This is because the use of Named Pipes Provider Microsoft Network (MSNP) redirector through a network set up at the inter-process communication.

使用csharp的兄弟语言fsharp 进行文件的备份，在配置文件中设置需要备份的路径，目标路径和需要跳开的文件，程序将对文件进行多线程备份，并在前台进行数据显示。

单文档程序将十六进制格式字符串转换为十六进制数-Procedures for single-document format will be hexadecimal string converted to hexadecimal number

模拟电梯程序，可模拟电梯的实际运行情况，具有很强的可操作性-Elevator simulation procedure can simulate the actual operation of the lift, has a strong operational

A calc as MS Windows carry with.

this a telephone management system-this is a telephone management system

本程序做了一个像游戏中的画面一样,有人物可以走动,可以聊天,有场影,有气份的多人聊天室.希望大家下载交流讨论-This procedure to do a screen like the game, as have figures can move, you can chat, have video games, has gas were more than chat rooms. I hope everyone communicate discussed Download

wpf做的图片浏览器,集成一般功能,但不够完善-PhotoGallery design by wpf,it is not perfect.