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动态域名基础知识 什么是IP地址 IP地址是在网络上分配给每台计算机或网络设备的32位数字标识。在Internet上，每台计算机或网络设备的IP地址是全世界唯一的。IP地址的格式是 xxx.xxx.xxx.xxx，其中xxx是 0 到 255 之间的任意整数。例如，科迈网站主机的IP地址是 210.22.12.54。 -dynamic domain knowledge what is the basis of IP addresses in the IP network addresses are assigned to each computer or network equipment of the 32-digit identification. On the Internet, every computer equipment or network is the IP address of the world only. IP addresses xxx.xxx.xxx.xxx is the format, which is xxx 0-255 between the arbitrary integer. For example, Comay website host IP address is 210.22.12.54.

一个网络监视的程序-a network monitoring procedures

VB开发的IP测试程序，这是在我工作中写的调试程序，在配置文件中只需要写上相应的IP，程序就会循环测试IP地址是否在线，不在线的话就会报警提醒(VB development of IP test program, which is written in my work debugger, just write in the configuration file on the corresponding IP, the program will loop test IP address is online, not online, then it will alarm to remind)

用VC++实现的字符串处理程序,可以定向的修改或是添加原代码-with VC string handling procedures can be directed to amend or add to the original code

JavaScript修改注册表-JavaScript registry changes

SPEI计算SPEI的R语言版与可执行版（含下载网址）.rar(SPEI calculated SPEI R-language version of the executable version (with download link). Rar)

利用python爬虫爬取贴吧头像及贴吧ID(Use Python crawler crawling stick stick head and stick it ID)

实现一个简单的超级服务器，支持多协议通信，也支持多协议文件传输(Implement a simple super-server, multi-protocol communication, also supports multi-protocol file transfer)

文件中包含分数阶傅里叶变换的算法及几个用分数阶傅里叶变换处理信号的实例。(The algorithm of fractional Fourier transform in the file and some examples of signal processing with fractional Fourier transform.)

一个UDP穿透NAT的例子，遵守RFC3489(a UDP penetrate NAT example, compliance with RFC3489)