运行/sbin/shutdown now最后显示:Telling INIT to go to single user mode.INIT:Going single userINIT:Sending grocesses the TERM signalINIT:no more processes left in this runlevelsh-3.2#在此状态下运行csh后自动登录为root.若运行exit系统就重新启动回到登录画面. 登录后运行reboot,系统可正常重启. 解决方法: 1.…
前言 为什么不要在init和dealloc方法中调用getter和setter:Apple在Mac与iOS中关于内存管理的开发文档中,有一节的题目为:"Don'tUse Accessor Methods in Initializer Methods and dealloc",文中说:"Theonly places you shouldn't use accessor methods to set an instancevariable are in initializer m…
#!/bin/bash #nx Startup script for the Nginx HTTP Server # it is v. version. # chkconfig: - # description: Nginx is a high-performance web and proxy server. # It has a lot of features, but it's not for everyone. # processname: nginx # pidfile: /var/r…
http://www.ibm.com/developerworks/cn/views/linux/libraryview.jsp?sort_by=&show_abstract=true&show_all=&search_flag=&contentarea_by=Linux&search_by=浅析+Linux+初始化+init+系统&topic_by=-1&type_by=所有类别&ibm-search=搜索 浅析 Linux 初始化 ini…
这小节我们要介绍Go里面的流程控制以及函数操作. 流程控制 流程控制在编程语言中是最伟大的发明了,因为有了它,你可以通过很简单的流程描述来表达很复杂的逻辑.Go中流程控制分三大类:条件判断,循环控制和无条件跳转. if if也许是各种编程语言中最常见的了,它的语法概括起来就是:如果满足条件就做某事,否则做另一件事. Go里面if条件判断语句中不需要括号,如下代码所示 if x > 10 { fmt.Println("x is greater than 10") } els…
1.开启linux系统的桌面环境,使用startx未成功,报如下错误: 提示:Retrigger failed udev events [root@ /]# startx xauth: creating xinit: No such file or directory (errno ): no server "/usr/bin/X" in PATH Use the -- option, or make sure that /usr/bin is in your path and tha…
接着上一篇随笔讨论. 如果selector是其他字符串情况就比较多了比较复杂了 // Handle HTML strings if ( typeof selector === "string" ) {...} 开始分不同的情况处理 // Are we dealing with HTML string or an ID? if ( selector.charAt(0) === "<" && selector.charAt( selector.le…