判断IP是否有效

发MathFP源码，用于做定点数处理-Fat MathFP source code for doing fixed-point processing. . . .

直接用socket实现http协议.值得初学者学习借鉴-Directly achieve the http protocol socket. Worthwhile for beginners to learn from

短信后台监测最新短信API(综合网关)，支持CMPP2.0,CMPP3.0,CNGP,SGIP,SMGP,SMPP.含详细开发接口文档，demo.强烈推荐！-background monitoring the latest SMS messaging API (Integrated Gateway), support CMPP2.0, CMPP3.0, WWW, SGIP, searched, SMPP. With the development of detailed interface documentation, demo. Strongly recommended!

网络相关(局域网内的所有机器都应该能够收到广播语音)-networking (LAN of all machines should be able to broadcast voice)

MFC详细的讲述了异步套接字的特点和原理，并且附带源码，界面完整，很具有参考价值-MFC detail asynchronous socket characteristics and principles of, and incidental source, interface integrity, is a reference value

将一个exe可执行文件设置为开机自启动项，通过修改注册表的SoftwareMicrosoftWindowsCurrentVersionRun项进行设置， 可执行文件在系统路径下  GetSystemDirectory(pFileName,MAX_PATH); //取系统路径 strcat(pFileName,"injectdll.exe");          //系统路径加injectdll.exe 此例中是将系统目录下的inject.exe设置为开机启动项，文件名可以自己修改。

Windows下ppp拨号程序。至少20字-Windows, ppp dialer. At least 20 characters ... ...

ftp上传和下载文件的程序.Windows Socket-ftp upload and download procedures. Windows Socket

基于IP_UDP协议的socket编程-IP_UDP agreement based on the socket programming

刷票系统：破解IP限制，从页面获取验证码，自动填写验证码，自动点击投票-Brush-vote system: crack IP restrictions on access to Verification Code from the page to automatically fill out the Verification Code automatically click to vote