sac

generate sine wave. Inputs : Amplitude, phasein, frequency

说明：  截获接收机采用时频分析进行跳频通信的参数估计程序(Intercepting the parameter estimation procedure of the receiver for time-frequency analysis for frequency hopping communication)

minix下chmod命令的实现方式， 用于改变文件的访问属性(The way to realize minix chmod command to change the file used to access the property)

网络服务，精选C#编程学习源码，很好的参考资料。(Network service, select learning C# programming source code, a good reference.)

文件哈希识别，采用md5法则进行。思路为每固定时间对文件进行比较，输出文件哈希值并给出结论。文件会被写入列表中，针对文本文件有效。(Document Hash Recognition,using MD5)

一个很好的UDP协议监视器，能动态监视局域网的所有机器-a good UDP monitors, dynamic monitoring of all machines LAN

编写自己的一个ping程序,可以说是许多人迈出网络编程的第一步吧-preparation of a ping own procedures, it can be said that many people take the first step to network programming! !

一个简单实现仓库管理系统的程序。基于mfc。使用ado连接access数据库。简单实现入库出库等功能。(A simple implementation of warehouse management system procedures. Based on the mfc. Use ADO to connect access . Simple realization of the library storage function.)

精易模块源码 迎光临程序员联合开发网 请认真书写上传资料的详细功能、包含内容说明(至少要20个字)。尽量不要让站长把时间都花费在为您修正说明上。压缩包解压时不能有密码(Jing Yi module source Welcome to our programmer joint open networks Please carefully written to upload data more features, including content description (at least 20). Try not to let the owners have spent time on the revised instructions you. Unpack the archive and can not have a password)

ffmpeg音频重采样，非常好用，供学习研究使用~(Ffmpeg audio resampling, very easy to use)