man /usr/bin/man man [命令或配置文件]获取帮助信息 man ls /-lman date/-d man services //不需要添加绝对路径/etc/services NAME(名称) services - Internet 网络服务列表每行描述了一个服务,其格式如下: 服务名 端口/协议 [别名 ...]more services man passwd whereis passwd结果:passwd: /usr/bin/passwd /etc/passwd /usr/
1问题:js get browser vertion (js获取浏览器信息版本) 2解决方案 Copy this script into your JavaScript files. It works immediately, and you can query three properties of the BrowserDetectobject: Browser name: BrowserDetect.browser Browser version: BrowserDetect.versio