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半自动论坛聊天系统喊话程序，先抓包然后填入即可-Semi-automatic system message chat forum procedures, first to capture and then fill in

socket通信tcp实现的聊天室程序源码(tcp socket communication program source code to achieve the chat room)

应用层包过滤防火墙 一个简单的应用层包过滤防火墙实现 Qt/SQLite/NetFilter 编译过程可使用QtCreator编译,也可使用命令行 sudo qmake && make 来编译。 运行则执行 sudo ./firewall 即可。(Application Layer Packet Filtering Firewall A Simple Application Layer Packet Filter Firewall to Implement Qt/SQLite/NetFilter The compilation process can be compiled using QtCreator or the command line sudo qmake & make. Run sudo. / firewall.)

更换ip，一键更换，可供研究，不喜勿喷，谢谢(Replace ip, a key replacement, available for study, do not like do not spray, thank you)

.Net实现的局域网完整IM,含完整的设计远隔，架构图，如有不明白的可随时联系我，共同探讨:)-IM By .Net

这个程序不错哟 这个是本人写的 哈哈 见笑了(yo this is true I was the laughing stock of the Ha Ha)

Dns查询Mx记录的源代码。-Dns inquiries Mx record source.

求一段音频信号的短时过零率，可用于特征的选取，以及对音频进行分类筛选等场合。(For the sound process)

本程序检测统计同一网段的电脑在线情况,功能比较单一是给新手学习的.老鸟就绕过了(This program detects and counts the online situation of the computer in the same network segment. The function is relatively simple for novices to learn. Old birds bypass it.)

非等节点的分段M次Newton插值,属于数值方法的内容,很好(The piecewise M-degree Newton interpolation of non-equal nodes, which belongs to the numerical method, is very good.)