后台ip限制,给后台加上指定的ＩＰ才能进行后台管理

this file is about communication engineering Digital Transmission System this is a .m file to simulate a signal and noise ratio which the signal is NRZ bipolar signal and the noise is gaussian noise it will plot the error probability

evc 简单的录音程序,可以检测声音驱动-evc simple recording procedure can detect the voice-driven

自己编的系统托盘程序-own series of the system tray procedures

用c++实现的一个礼花的模拟程序，很短的代码。dos界面下的。-achieved with a fireworks simulation procedures, in a very short code. Under the dos interface.

利用VC编写的加油站事务处理软件，较多的功能，部分功能没有实现，请同仁继续完善！-Prepared by the use of VC gas station transaction processing software, with more features, some features did not materialize, please continue to improve the Tongren!

可用于管理小型的图书系统-management for the small library system

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自动生成虚拟设备驱动（VXD）,用vc++编译-Automatic generation of virtual device driver (VXD), with vc++ Compiler

一个ftp的vc源代码! 麻雀虽小,五脏具全!如果想自己做个ftp可以从这个程序做起!-an ftp vc source code! Sparrow Although small, but with all! If you want to become their own ftp from the start of this procedure!