表达式求值是程序设计语言编译中的一个最基本问题,它的实现是栈的应用的典型例子。-Expression evaluation is a programming language compiler in a fundamental question, and its implementation is a typical example of the application stack.
1、实时检测用户IP。 2、实时进程号探测。 3、用户超时自动离线。 4、自动来访地址分析。 5、拒绝代理服务器访问。 6、自动数据来源检测。-a real-time detection of IP users. 2, real-time detection of the process. 3, users offline automatic overtime. 4, automatic analysis of visiting addresses. 5, refused to visit the proxy server. 6, automatic detection of data sources.