这是一个取IP地址信息的程序，如：ip所在区域等，可以通过设置ip区间，请求发送频率等-This is an IP address information from the procedure, such as : ip region, can be set ip range, and the frequency of requests for this

实现了在cocoa中的shell运行。示例中使用的就是shell命令中的ping指令，最终将其显示在textView中-Achieved in the cocoa in the shell to run. Sample is used in shell command ping and eventually be displayed in the textView