﻿<?xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:trackback="http://madskills.com/public/xml/rss/module/trackback/" xmlns:wfw="http://wellformedweb.org/CommentAPI/" xmlns:slash="http://purl.org/rss/1.0/modules/slash/"><channel><title>BlogJava-romkk-shi-随笔分类-操作系统</title><link>http://www.blogjava.net/romkk-shi/category/24586.html</link><description /><language>zh-cn</language><lastBuildDate>Wed, 15 Aug 2007 07:51:58 GMT</lastBuildDate><pubDate>Wed, 15 Aug 2007 07:51:58 GMT</pubDate><ttl>60</ttl><item><title>Windows XP快捷键一览</title><link>http://www.blogjava.net/romkk-shi/archive/2007/08/15/136819.html</link><dc:creator>路边的石头-java</dc:creator><author>路边的石头-java</author><pubDate>Wed, 15 Aug 2007 01:45:00 GMT</pubDate><guid>http://www.blogjava.net/romkk-shi/archive/2007/08/15/136819.html</guid><wfw:comment>http://www.blogjava.net/romkk-shi/comments/136819.html</wfw:comment><comments>http://www.blogjava.net/romkk-shi/archive/2007/08/15/136819.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.blogjava.net/romkk-shi/comments/commentRss/136819.html</wfw:commentRss><trackback:ping>http://www.blogjava.net/romkk-shi/services/trackbacks/136819.html</trackback:ping><description><![CDATA[<script type="text/javascript"><!--
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</script><br>在 Win XP 中工作和Windows中工作时一样，利用快捷键代替鼠标。可以利用键盘快捷键打开、关闭和导航&#8220;开始&#8221;菜单、桌面、菜单、对话框以及网页。键盘还可以让您更简单地与计算机交互。 <br><br>　　单击一个标题或按 TAB 键可以突出显示这个标题，然后按 ENTER 键。 <br><br>　　<strong>一、常规键盘快捷键 </strong><br><br>
<table cellSpacing=0 cellPadding=0 width=600 bgColor=#ffffff border=1>
    <tbody>
        <tr>
            <td height=30><strong>按键</strong></td>
            <td height=30><strong>目的</strong></td>
        </tr>
        <tr>
            <td height=20>Ctrl + C</td>
            <td height=20>复制。</td>
        </tr>
        <tr>
            <td height=20>Ctrl + X</td>
            <td height=20>剪切。</td>
        </tr>
        <tr>
            <td height=20>Ctrl + V</td>
            <td height=20>粘贴。</td>
        </tr>
        <tr>
            <td height=20>Ctrl + Z</td>
            <td height=20>撤消。</td>
        </tr>
        <tr>
            <td height=20>DELETE</td>
            <td height=20>删除。</td>
        </tr>
        <tr>
            <td height=20>Shift + Delete</td>
            <td height=20>永久删除所选项，而不将它放到&#8220;回收站&#8221;中。</td>
        </tr>
        <tr>
            <td height=20>拖动某一项时按 CTRL</td>
            <td height=20>复制所选项。</td>
        </tr>
        <tr>
            <td height=20>拖动某一项时按 CTRL + SHIFT</td>
            <td height=20>创建所选项目的快捷键。</td>
        </tr>
        <tr>
            <td height=20>F2</td>
            <td height=20>重新命名所选项目。</td>
        </tr>
        <tr>
            <td height=20>CTRL + 向右键</td>
            <td height=20>将插入点移动到下一个单词的起始处。</td>
        </tr>
        <tr>
            <td height=20>CTRL + 向左键</td>
            <td height=20>将插入点移动到前一个单词的起始处。</td>
        </tr>
        <tr>
            <td height=20>CTRL + 向下键</td>
            <td height=20>将插入点移动到下一段落的起始处。</td>
        </tr>
        <tr>
            <td height=20>CTRL + 向上键</td>
            <td height=20>将插入点移动到前一段落的起始处。</td>
        </tr>
        <tr>
            <td height=20>CTRL + SHIFT + 任何箭头键</td>
            <td height=20>突出显示一块文本。</td>
        </tr>
        <tr>
            <td height=20>SHIFT + 任何箭头键</td>
            <td height=20>在窗口或桌面上选择多项，或者选中文档中的文本。</td>
        </tr>
        <tr>
            <td height=20>Ctrl + A</td>
            <td height=20>选中全部内容。</td>
        </tr>
        <tr>
            <td height=20>F3</td>
            <td height=20>搜索文件或文件夹。</td>
        </tr>
        <tr>
            <td height=20>Alt + Enter</td>
            <td height=20>查看所选项目的属性。</td>
        </tr>
        <tr>
            <td height=20>Alt + F4</td>
            <td height=20>关闭当前项目或者退出当前程序。</td>
        </tr>
        <tr>
            <td height=20>ALT + Enter</td>
            <td height=20>显示所选对象的属性。</td>
        </tr>
        <tr>
            <td height=20>Alt + 空格键</td>
            <td height=20>为当前窗口打开快捷菜单。</td>
        </tr>
        <tr>
            <td height=20>Ctrl + F4</td>
            <td height=20>在允许同时打开多个文档的程序中关闭当前文档。</td>
        </tr>
        <tr>
            <td height=20>Alt + Tab</td>
            <td height=20>在打开的项目之间切换。</td>
        </tr>
        <tr>
            <td height=20>Alt + Esc</td>
            <td height=20>以项目打开的顺序循环切换。</td>
        </tr>
        <tr>
            <td height=20>F6</td>
            <td height=20>在窗口或桌面上循环切换屏幕元素。</td>
        </tr>
        <tr>
            <td height=20>F4</td>
            <td height=20>显示&#8220;我的电脑&#8221;和&#8220;Windows 资源管理器&#8221;中的&#8220;地址&#8221;栏列表。</td>
        </tr>
        <tr>
            <td height=20>Shift + F10</td>
            <td height=20>显示所选项的快捷菜单。</td>
        </tr>
        <tr>
            <td height=20>Alt + 空格键</td>
            <td height=20>显示当前窗口的&#8220;系统&#8221;菜单。</td>
        </tr>
        <tr>
            <td height=20>Ctrl + Esc</td>
            <td height=20>显示&#8220;开始&#8221;菜单。</td>
        </tr>
        <tr>
            <td height=20>ALT + 菜单名中带下划线的字母</td>
            <td height=20>显示相应的菜单。</td>
        </tr>
        <tr>
            <td height=20>在打开的菜单上显示的命令名称中带有下划线的字母</td>
            <td height=20>执行相应的命令。</td>
        </tr>
        <tr>
            <td height=20>F10</td>
            <td height=20>激活当前程序中的菜单条。</td>
        </tr>
        <tr>
            <td height=20>右箭头键</td>
            <td height=20>打开右边的下一菜单或者打开子菜单。</td>
        </tr>
        <tr>
            <td height=20>左箭头键</td>
            <td height=20>打开左边的下一菜单或者关闭子菜单。</td>
        </tr>
        <tr>
            <td height=20>F5</td>
            <td height=20>刷新当前窗口。</td>
        </tr>
        <tr>
            <td height=20>BackSpace</td>
            <td height=20>在&#8220;我的电脑&#8221;或&#8220;Windows 资源管理器&#8221;中查看上一层文件夹。</td>
        </tr>
        <tr>
            <td height=20>Esc</td>
            <td height=20>取消当前任务。</td>
        </tr>
        <tr>
            <td height=20>将光盘插入到 CD-ROM 驱动器时按 SHIFT 键</td>
            <td height=20>阻止光盘自动播放。</td>
        </tr>
    </tbody>
</table>
<br><strong>　　二、对话框快捷键 </strong><br><br>
<table cellSpacing=0 cellPadding=0 width=600 bgColor=#ffffff border=1>
    <tbody>
        <tr>
            <td height=30><strong>按键</strong></td>
            <td height=30><strong>目的</strong></td>
        </tr>
        <tr>
            <td>Ctrl + Tab</td>
            <td>在选项卡之间向前移动。</td>
        </tr>
        <tr>
            <td>Ctrl + Shift +Tab</td>
            <td>在选项卡之间向后移动。</td>
        </tr>
        <tr>
            <td>Tab</td>
            <td>在选项之间向前移动。</td>
        </tr>
        <tr>
            <td>Shift + Tab</td>
            <td>在选项之间向后移动。</td>
        </tr>
        <tr>
            <td>ALT + 带下划线的字母</td>
            <td>执行相应的命令或选中相应的选项。</td>
        </tr>
        <tr>
            <td>Enter</td>
            <td>执行活选项动或按钮所对应的命令。</td>
        </tr>
        <tr>
            <td>空格键</td>
            <td>如果活选项动是复选框，则选中或清除该复选框。</td>
        </tr>
        <tr>
            <td>箭头键</td>
            <td>活选项动是一组选项按钮时，请选中某个按钮。</td>
        </tr>
        <tr>
            <td>F1</td>
            <td>显示帮助。</td>
        </tr>
        <tr>
            <td>F4</td>
            <td>显示当前列表中的项目。</td>
        </tr>
        <tr>
            <td>BackSpace</td>
            <td>如果在&#8220;另存为&#8221;或&#8220;打开&#8221;对话框中选中了某个文件夹，则打开上一级文件夹。</td>
        </tr>
    </tbody>
</table>
<br><strong>　　三、自然键盘快捷键 </strong><br><br>　　在&#8220;Microsoft 自然键盘&#8221;或包含 Windows 徽标键(简称WIN) 和&#8220;应用程序&#8221;键(简称KEY) 的其他兼容键盘中，您可以使用以下快捷键。<br><br>
<table cellSpacing=0 cellPadding=0 width=600 bgColor=#ffffff border=1>
    <tbody>
        <tr>
            <td width=129 height=30><strong>按键</strong></td>
            <td width=471 height=30><strong>目的</strong></td>
        </tr>
        <tr>
            <td width=129 height=20>WIN</td>
            <td width=471 height=20>显示或隐藏"开始"菜单。</td>
        </tr>
        <tr>
            <td width=129 height=20>WIN+ BREAK</td>
            <td width=471 height=20>显示"系统属性"对话框。</td>
        </tr>
        <tr>
            <td width=129 height=20>WIN+ D</td>
            <td width=471 height=20>显示桌面。</td>
        </tr>
        <tr>
            <td width=129 height=20>WIN+ M</td>
            <td width=471 height=20>最小化所有窗口。</td>
        </tr>
        <tr>
            <td width=129 height=20>WIN+ Shift + M</td>
            <td width=471 height=20>还原最小化的窗口。</td>
        </tr>
        <tr>
            <td width=129 height=20>WIN+ E</td>
            <td width=471 height=20>打开"我的电脑"。</td>
        </tr>
        <tr>
            <td width=129 height=20>WIN+ F</td>
            <td width=471 height=20>搜索文件或文件夹。</td>
        </tr>
        <tr>
            <td width=129 height=20>CTRL+WIN+ F</td>
            <td width=471 height=20>搜索计算机。</td>
        </tr>
        <tr>
            <td width=129 height=20>WIN+ F1</td>
            <td width=471 height=20>显示 Windows 帮助。</td>
        </tr>
        <tr>
            <td width=129 height=20>WIN+ L</td>
            <td width=471 height=20>如果连接到网络域，则锁定您的计算机，或者如果没有连接到网络域，则切换用户。</td>
        </tr>
        <tr>
            <td width=129 height=20>WIN+ R </td>
            <td width=471 height=20>打开"运行"对话框。</td>
        </tr>
        <tr>
            <td width=129 height=20>KEY</td>
            <td width=471 height=20>显示所选项的快捷菜单。</td>
        </tr>
        <tr>
            <td width=129 height=20>WIN+ U</td>
            <td width=471 height=20>打开"工具管理器"。</td>
        </tr>
    </tbody>
</table>
<br><strong>　　四、辅助键盘快捷键</strong> <br><br>
<table cellSpacing=0 cellPadding=0 width=600 bgColor=#ffffff border=1>
    <tbody>
        <tr>
            <td height=30><strong>按键</strong></td>
            <td height=30><strong>目的</strong></td>
        </tr>
        <tr>
            <td height=20>右侧 SHIFT 键八秒钟</td>
            <td height=20>切换&#8220;筛选键&#8221;的开和关。</td>
        </tr>
        <tr>
            <td height=20>左边的 ALT + 左边的 SHIFT + PRINT SCREEN</td>
            <td height=20>切换&#8220;高对比度&#8221;的开和关。</td>
        </tr>
        <tr>
            <td height=20>左边的 ALT + 左边的 SHIFT + NUM LOCK</td>
            <td height=20>切换&#8220;鼠标键&#8221;的开和关。</td>
        </tr>
        <tr>
            <td height=20>Shift 键五次</td>
            <td height=20>切换&#8220;粘滞键&#8221;的开和关。</td>
        </tr>
        <tr>
            <td height=20>Num Lock 键五秒钟</td>
            <td height=20>切换&#8220;切换键&#8221;的开和关。</td>
        </tr>
        <tr>
            <td height=20>WIN+ U</td>
            <td height=20>打开&#8220;工具管理器&#8221;。</td>
        </tr>
    </tbody>
</table>
<br>　　&#8220;Windows 资源管理器&#8221;键盘快捷键 <br><br>
<table cellSpacing=0 cellPadding=0 width=600 bgColor=#ffffff border=1>
    <tbody>
        <tr>
            <td height=30><strong>按键</strong></td>
            <td height=30><strong>目的</strong></td>
        </tr>
        <tr>
            <td height=20>END</td>
            <td height=20>显示当前窗口的底端。</td>
        </tr>
        <tr>
            <td height=20>主页</td>
            <td height=20>显示当前窗口的顶端。</td>
        </tr>
        <tr>
            <td>NUM LOCK + 数字键盘的星号 (*)</td>
            <td>显示所选文件夹的所有子文件夹。</td>
        </tr>
        <tr>
            <td>NUM LOCK + 数字键盘的加号 (+)</td>
            <td>显示所选文件夹的内容。</td>
        </tr>
        <tr>
            <td>NUM LOCK + 数字键盘的减号 (-)</td>
            <td>折叠所选的文件夹。</td>
        </tr>
        <tr>
            <td>左箭头键</td>
            <td>当前所选项处于展开状态时折叠该项，或选定其父文件夹。</td>
        </tr>
        <tr>
            <td>右箭头键</td>
            <td>当前所选项处于折叠状态时展开该项，或选定第一个子文件夹。</td>
        </tr>
    </tbody>
</table>
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</script><img src ="http://www.blogjava.net/romkk-shi/aggbug/136819.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.blogjava.net/romkk-shi/" target="_blank">路边的石头-java</a> 2007-08-15 09:45 <a href="http://www.blogjava.net/romkk-shi/archive/2007/08/15/136819.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>写得蛮好的linux学习笔记 </title><link>http://www.blogjava.net/romkk-shi/archive/2007/08/14/136581.html</link><dc:creator>路边的石头-java</dc:creator><author>路边的石头-java</author><pubDate>Tue, 14 Aug 2007 02:25:00 GMT</pubDate><guid>http://www.blogjava.net/romkk-shi/archive/2007/08/14/136581.html</guid><wfw:comment>http://www.blogjava.net/romkk-shi/comments/136581.html</wfw:comment><comments>http://www.blogjava.net/romkk-shi/archive/2007/08/14/136581.html#Feedback</comments><slash:comments>1</slash:comments><wfw:commentRss>http://www.blogjava.net/romkk-shi/comments/commentRss/136581.html</wfw:commentRss><trackback:ping>http://www.blogjava.net/romkk-shi/services/trackbacks/136581.html</trackback:ping><description><![CDATA[<script type="text/javascript"><!--
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</script><p>linux目录架构<br>/&nbsp;&nbsp; 根目录<br>/bin&nbsp;&nbsp;&nbsp; 常用的命令 binary file 的目錄<br>/boot&nbsp;&nbsp; 存放系统启动时必须读取的档案，包括核心 (kernel) 在内<br>&nbsp;&nbsp;&nbsp;&nbsp; /boot/grub/menu.lst&nbsp;&nbsp; GRUB设置<br>&nbsp;&nbsp;&nbsp;&nbsp; /boot/vmlinuz&nbsp;&nbsp; 内核<br>&nbsp;&nbsp;&nbsp;&nbsp; /boot/initrd&nbsp;&nbsp;&nbsp;&nbsp; 核心解壓縮所需 RAM Disk<br>/dev&nbsp;&nbsp;&nbsp; 系统周边设备&nbsp;&nbsp;&nbsp;&nbsp; <br>/etc&nbsp;&nbsp;&nbsp; 系统相关设定文件<br>&nbsp;&nbsp;&nbsp;&nbsp; /etc/DIR_COLORS&nbsp;&nbsp; 设定颜色<br>&nbsp;&nbsp;&nbsp;&nbsp; /etc/HOSTNAME&nbsp;&nbsp; 设定用户的节点名<br>&nbsp;&nbsp;&nbsp;&nbsp; /etc/NETWORKING&nbsp;&nbsp; 只有YES标明网络存在<br>&nbsp;&nbsp;&nbsp;&nbsp; /etc/host.conf 文件说明用户的系统如何查询节点名<br>&nbsp;&nbsp;&nbsp;&nbsp; /etc/hosts 设定用户自已的IP与名字的对应表<br>&nbsp;&nbsp;&nbsp;&nbsp; /etc/hosts.allow 设置允许使用inetd的机器使用 <br>&nbsp;&nbsp;&nbsp;&nbsp; /etc/hosts.deny 设置不允许使用inetd的机器使用<br>&nbsp;&nbsp;&nbsp;&nbsp; /etc/hosts.equiv 设置远端机不用密码<br>&nbsp;&nbsp;&nbsp;&nbsp; /etc/inetd.conf 设定系统网络守护进程inetd的配置<br>&nbsp;&nbsp;&nbsp;&nbsp; /etc/gateways 设定路由器<br>&nbsp;&nbsp;&nbsp;&nbsp; /etc/protocols 设定系统支持的协议<br>&nbsp;&nbsp;&nbsp;&nbsp; /etc/named.boot 设定本机为名字服务器的配置文件<br>&nbsp;&nbsp;&nbsp;&nbsp; /etc/sysconfig/network-scripts/ifcfg-eth0&nbsp;&nbsp; 设置IP<br>&nbsp;&nbsp;&nbsp;&nbsp; /etc/resolv.conf&nbsp;&nbsp;&nbsp; 设置DNS&nbsp; <br>&nbsp;&nbsp;&nbsp;&nbsp; /etc/X11&nbsp; X Window的配置文件,xorg.conf 或 XF86Config 這兩個 X Server 的設定檔<br>&nbsp;&nbsp;&nbsp;&nbsp; /etc/fstab&nbsp;&nbsp;&nbsp; 记录开机要mount的文件系统<br>&nbsp;&nbsp;&nbsp;&nbsp; /etc/inittab 设定系统启动时init进程将把系统设置成什么样的runlevel<br>&nbsp;&nbsp;&nbsp;&nbsp; /etc/issue 记录用户登录前显示的信息<br>&nbsp;&nbsp;&nbsp;&nbsp; /etc/group 设定用户的组名与相关信息<br>&nbsp;&nbsp;&nbsp;&nbsp; /etc/passwd 帐号信息<br>&nbsp;&nbsp;&nbsp;&nbsp; /etc/shadow 密码信息<br>&nbsp;&nbsp;&nbsp;&nbsp; /etc/sudoers 可以sudo命令的配置文件<br>&nbsp;&nbsp;&nbsp;&nbsp; /etc/securetty 设定哪些终端可以让root登录<br>&nbsp;&nbsp;&nbsp;&nbsp; /etc/login.defs 所有用户登录时的缺省配置<br>&nbsp;&nbsp;&nbsp;&nbsp; /etc/exports 设定NFS系统用的<br>&nbsp;&nbsp;&nbsp;&nbsp; /etc/init.d/&nbsp;&nbsp; 所有服務的預設啟動 script 都是放在這裡的，例如要啟動或者關閉<br>&nbsp;&nbsp;&nbsp;&nbsp; /etc/xinetd.d/&nbsp; 這就是所謂的 super daemon 管理的各項服務的設定檔目錄<br>&nbsp;&nbsp;&nbsp;&nbsp; /etc/modprobe.conf&nbsp;&nbsp; 内核模块额外参数设定<br>&nbsp;&nbsp;&nbsp;&nbsp; /etc/syslog.conf&nbsp;&nbsp; 日志设置文件<br>/home&nbsp;&nbsp; 使用者家目录<br>/lib&nbsp;&nbsp;&nbsp; 系统会使用到的函数库<br>&nbsp;&nbsp;&nbsp;&nbsp; /lib/modules&nbsp;&nbsp; kernel 的相关模块<br>&nbsp;&nbsp;&nbsp;&nbsp; /var/lib/rpm&nbsp;&nbsp; rpm套件安装处 <br>/lost+found&nbsp;&nbsp;&nbsp; 系統不正常產生錯誤時，會將一些遺失的片段放置於此目錄下<br>/mnt&nbsp;&nbsp;&nbsp;&nbsp; 外设的挂载点<br>/media&nbsp;&nbsp; 与/mnt类似<br>/opt&nbsp;&nbsp;&nbsp;&nbsp; 主机额外安装的软件<br>/proc&nbsp;&nbsp;&nbsp; 虚拟目录，是内存的映射<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; /proc/version&nbsp;&nbsp; 内核版本<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; /proc/sys/kernel&nbsp;&nbsp; 系统内核功能<br>/root&nbsp;&nbsp;&nbsp; 系统管理员的家目录<br>/sbin&nbsp;&nbsp;&nbsp; 系统管理员才能执行的指令<br>/srv&nbsp;&nbsp;&nbsp;&nbsp; 一些服務啟動之後，這些服務所需要取用的資料目錄<br>/tmp&nbsp;&nbsp;&nbsp;&nbsp; 一般使用者或者是正在執行的程序暫時放置檔案的地方<br>/usr&nbsp;&nbsp;&nbsp;&nbsp; 最大的目录，存许应用程序和文件<br>&nbsp;&nbsp;&nbsp; /usr/X11R6：&nbsp;&nbsp; X-Window目录 <br>&nbsp;&nbsp;&nbsp; /usr/src：&nbsp;&nbsp;&nbsp; Linux源代码<br>&nbsp;&nbsp;&nbsp; /usr/include：系统头文件<br>&nbsp;&nbsp;&nbsp; /usr/openwin 存放SUN的OpenWin <br>&nbsp;&nbsp;&nbsp; /usr/man 在线使用手册<br>&nbsp;&nbsp;&nbsp; /usr/bin&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 使用者可執行的 binary file 的目錄<br>&nbsp;&nbsp;&nbsp; /usr/local/bin&nbsp;&nbsp;&nbsp;&nbsp; 使用者可執行的 binary file 的目錄<br>&nbsp;&nbsp;&nbsp; /usr/lib&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 系统会使用到的函数库<br>&nbsp;&nbsp;&nbsp; /usr/local/lib&nbsp;&nbsp;&nbsp;&nbsp; 系统会使用到的函数库<br>&nbsp;&nbsp;&nbsp; /usr/sbin&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 系统管理员才能执行的指令<br>&nbsp;&nbsp;&nbsp; /usr/local/sbin&nbsp;&nbsp;&nbsp; 系统管理员才能执行的指令<br>/var&nbsp;&nbsp; 日志文件<br>&nbsp;&nbsp;&nbsp; /var/log/secure&nbsp;&nbsp;&nbsp; 記錄登入系統存取資料的檔案，例如 pop3, ssh, telnet, ftp 等都會記錄在此檔案中<br>&nbsp;&nbsp;&nbsp; /var/log/wtmp&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 記錄登入者的訊息資料, last<br>&nbsp;&nbsp;&nbsp; /var/log/messages&nbsp; 幾乎系統發生的錯誤訊息<br>&nbsp;&nbsp;&nbsp; /var/log/boot.log&nbsp; 記錄開機或者是一些服務啟動的時候，所顯示的啟動或關閉訊息<br>&nbsp;&nbsp;&nbsp; /var/log/maillog&nbsp;&nbsp; 紀錄郵件存取或往來( sendmail 與 pop3 )的使用者記錄<br>&nbsp;&nbsp;&nbsp; /var/log/cron&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 記錄 crontab 這個例行性服務的內容<br>&nbsp;&nbsp;&nbsp; /var/log/httpd, /var/log/news, /var/log/mysqld.log, /var/log/samba, /var/log/procmail.log：<br>&nbsp;&nbsp;&nbsp; 分別是幾個不同的網路服務的記錄檔<br>一些常用的基本命令:<br>uname -a&nbsp;&nbsp;&nbsp; 查看内核版本&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <br>ls -al&nbsp;&nbsp;&nbsp; 显示所有文件的属性<br>pwd&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 显示当前路径&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <br>cd -&nbsp;&nbsp;&nbsp; 返回上一次目录&nbsp;&nbsp;&nbsp;&nbsp; cd ~&nbsp;&nbsp;&nbsp; 返回主目录<br>date s&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 设置时间、日期&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <br>cal&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 显示日历&nbsp;&nbsp;&nbsp;&nbsp; cal 2006<br>bc&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 计算器具&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <br>man&nbsp; &amp; info&nbsp;&nbsp;&nbsp;&nbsp; 帮助手册<br>locale&nbsp;&nbsp;&nbsp;&nbsp; 显示当前字体&nbsp;&nbsp;&nbsp;&nbsp; locale -a&nbsp;&nbsp;&nbsp; 所有可用字体&nbsp;&nbsp;&nbsp;&nbsp; /etc/sysconfig/i18n设置文件<br>LANG=en&nbsp;&nbsp;&nbsp; 使用英文字体&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <br>sync&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 将数据同步写入硬盘&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <br>shutdonw -h now &amp; half &amp; poweroff&nbsp; 关机<br>reboot&nbsp;&nbsp;&nbsp;&nbsp; 重启&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <br>startx&nbsp; &amp;&nbsp; init 5&nbsp;&nbsp; 进入图形介面<br>/work&nbsp; &amp; ?work&nbsp;&nbsp;&nbsp; 向上、下查找文档内容<br>chgrp&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 改变档案群组&nbsp; chgrp testing install.log&nbsp;&nbsp;&nbsp; <br>chown&nbsp;&nbsp;&nbsp;&nbsp; 改变所属人&nbsp;&nbsp; chown root:root install.log<br>chmod&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 改变属性&nbsp;&nbsp;&nbsp;&nbsp; chmod 777 install.log&nbsp;&nbsp;&nbsp;&nbsp; read=4&nbsp; write=2&nbsp; execute=1<br>cp&nbsp;&nbsp; 复制&nbsp;&nbsp; cp filename<br>rm&nbsp;&nbsp; 删除文件&nbsp; rm -rf filename&nbsp;&nbsp; 强制删除文件<br>rmdir&nbsp;&nbsp; 删除文件夹<br>mv&nbsp; 移动&nbsp;&nbsp;&nbsp; mv 123.txt 222.txt&nbsp; 重命名<br>mkdir&nbsp;&nbsp;&nbsp;&nbsp; 创建文件夹<br>touch&nbsp;&nbsp;&nbsp;&nbsp; 创建文件&nbsp; 更新当前时间<br>cat&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 由第一行开始显示&nbsp;&nbsp;&nbsp;&nbsp; cat |more&nbsp; 分页<br>nl&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 在内容前加行号<br>more&nbsp; &amp;&nbsp; less&nbsp;&nbsp; 一面一面翻动<br>head -n filename&nbsp;&nbsp; 显示第N行内容<br>tail -n filename&nbsp; 显示后N行内容<br>od&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 显示非纯文档<br>df -h 显示分区空间<br>du&nbsp; 显示目录或文件的大小<br>fdisk&nbsp;&nbsp; 分区设置&nbsp;&nbsp;&nbsp; fdisk -l /dev/hda&nbsp; 显示硬盘分区状态<br>mkfs&nbsp;&nbsp;&nbsp; 建立各种文件系统&nbsp; mkfs -t ext3&nbsp; /dev/ram15&nbsp;&nbsp; <br>fsck&nbsp;&nbsp;&nbsp; 检查和修复LINUX档案<br>ln&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 硬链接&nbsp;&nbsp; ln -s&nbsp; 软件链接<br>whereis&nbsp;&nbsp; 查找命令<br>locate&nbsp;&nbsp;&nbsp; 查找<br>find&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 查找&nbsp;&nbsp; find / -name "***.***"<br>which&nbsp;&nbsp;&nbsp;&nbsp; 查看工具<br>whoami&nbsp;&nbsp;&nbsp; 显示当前用户<br>gcc -v&nbsp;&nbsp;&nbsp; 查看GCC版本<br>chattr +i filename&nbsp; 禁止删除&nbsp;&nbsp; chattr -i filename&nbsp; 取消禁止<br>lsattr&nbsp;&nbsp;&nbsp; 显示隐藏档属性<br>updatedb&nbsp; 更新资料库<br>mke2fs&nbsp;&nbsp;&nbsp; 格式化&nbsp;&nbsp; mkfs -t ext3 <br>dd if=/etc/passwd of=/tmp/passwd.bak&nbsp;&nbsp;&nbsp; 备份<br>mount&nbsp;&nbsp;&nbsp;&nbsp; 列出系统所有的分区<br>mount -t iso9660 /dev/cdrom /mnt/cdrom&nbsp;&nbsp; 挂载光盘<br>mount -t vfat /dev/fd0 /mnt/floppy&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 挂载软盘<br>mount -t vfat -o iocharset=utf8,umask=000 /dev/hda2 /mnt/hda2&nbsp;&nbsp; 挂载fat32分区<br>mount -t ntfs -o nls=utf8,umask=000 /dev/hda3 /mnt/hda3&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 挂载ntfs分区<br>Linux-NTFS Project: <a href="http://linux-ntfs.sourceforge.net/">http://linux-ntfs.sourceforge.net/</a><br>umount /mnt/hda3&nbsp; 缷载<br>ifconfig&nbsp;&nbsp; 显示或设置网络设备<br>service network restart&nbsp;&nbsp; 重启网卡&nbsp; <br>ifdown eth0&nbsp; 关闭网卡<br>ifup eth0&nbsp;&nbsp;&nbsp; 开启网卡<br>clear&nbsp;&nbsp;&nbsp; 清屏<br>history&nbsp;&nbsp;&nbsp; 历史记录&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; !55&nbsp; 执行第55个指令<br>stty&nbsp;&nbsp; 设置终端&nbsp;&nbsp;&nbsp; stty -a<br>fdisk /mbr&nbsp;&nbsp; 删除GRUB<br>at&nbsp;&nbsp;&nbsp;&nbsp; 僅進行一次的工作排程<br>crontab&nbsp;&nbsp; 循環執行的例行性命令&nbsp;&nbsp;&nbsp; [e]编辑,[l]显示,[r]删除任务<br>&amp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 后台运行程序&nbsp;&nbsp;&nbsp; tar -zxvf 123.tar.gz &amp; ---------&gt;后台运行<br>jobs&nbsp;&nbsp;&nbsp; 观看后台暂停的程序&nbsp;&nbsp; jobs -l<br>fg&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 将后台程序调到前台&nbsp;&nbsp; fg n ------&gt;n是数字,可以指定进行那个程序<br>bg&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 让工作在后台运行<br>kill&nbsp;&nbsp;&nbsp; 结束进程&nbsp;&nbsp;&nbsp; kill -9 PID&nbsp;&nbsp;&nbsp;&nbsp; [9]强制结束,[15]正常结束,[l]列出可用的kill信号<br>ps aux&nbsp; 查看后台程序&nbsp;&nbsp; <br>top&nbsp;&nbsp;&nbsp;&nbsp; 查看后台程序&nbsp;&nbsp; top -d 2&nbsp;&nbsp;&nbsp; 每两秒更新一次&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; top -d 2 -p10604&nbsp;&nbsp; 观看某个PID<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; top -b -n 2 &gt; /tmp/top.txt -----&gt;將 top 的資訊進行 2 次，然後將結果輸出到 /tmp/top.txt&nbsp;&nbsp;&nbsp; <br>pstree&nbsp;&nbsp; 以树状图显示程序&nbsp;&nbsp;&nbsp; [A]以 ASCII 來連接, [u]列出PID, [p]列出帐号<br>killall&nbsp;&nbsp; 要刪除某個服務&nbsp;&nbsp;&nbsp; killall -9 httpd<br>free&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 显示内存状态&nbsp;&nbsp;&nbsp;&nbsp; free -m&nbsp; --------&gt;以M为单位显示<br>uptime&nbsp;&nbsp;&nbsp; 显示目前系统开机时间<br>netstat&nbsp;&nbsp; 显示网络状态&nbsp;&nbsp;&nbsp; netstat -tulnp------&gt;找出目前系統上已在監聽的網路連線及其 PID<br>dmesg&nbsp;&nbsp;&nbsp;&nbsp; 显示开机信息&nbsp;&nbsp;&nbsp; demsg | more<br>nice&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 设置优先权&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; nice -n -5 vi &amp; -----&gt;用 root 給一個 nice 植為 -5 ，用於執行 vi <br>renice&nbsp;&nbsp;&nbsp; 调整已存在优先权<br>runlevel&nbsp; 显示目前的runlevel<br>depmod&nbsp;&nbsp;&nbsp; 分析可载入模块的相依性<br>lsmod&nbsp;&nbsp;&nbsp;&nbsp; 显示已载入系统的模块<br>modinfo&nbsp;&nbsp; 显示kernel模块的信息<br>insmod&nbsp;&nbsp;&nbsp; 载入模块<br>modprobe&nbsp;&nbsp; 自动处理可载入模块<br>rmmod&nbsp;&nbsp;&nbsp;&nbsp; 删除模块<br>chkconfig&nbsp;&nbsp; 检查，设置系统的各种服务&nbsp;&nbsp;&nbsp;&nbsp; chkconfig --list -----&gt;列出各项服务状态<br>ntsysv&nbsp;&nbsp;&nbsp;&nbsp; 设置系统的各种服务<br>cpio&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 备份文件<br><br>压缩命令：<br>&nbsp;*.Z&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; compress 程式壓縮的檔案； <br>&nbsp;*.bz2&nbsp;&nbsp;&nbsp; bzip2 程式壓縮的檔案； <br>&nbsp;*.gz&nbsp;&nbsp;&nbsp;&nbsp; gzip 程式壓縮的檔案； <br>&nbsp;*.tar&nbsp;&nbsp;&nbsp; tar 程式打包的資料，並沒有壓縮過； <br>&nbsp;*.tar.gz tar 程式打包的檔案，其中並且經過 gzip 的壓縮<br>compress filename&nbsp; 压缩文件&nbsp; 加[-d]解压&nbsp; uncompress<br>gzip filename&nbsp;&nbsp; 压缩&nbsp; 加[-d]解压&nbsp; zcat 123.gz 查看压缩文件内容<br>bzip2 -z filename&nbsp; 压缩&nbsp; 加[-d]解压&nbsp;&nbsp; bzcat filename.bz2&nbsp; 查看压缩文件内容<br>tar -cvf /home/123.tar /etc&nbsp; 打包，不压缩<br>tar -xvf 123.tar&nbsp;&nbsp; 解开包<br>tar -zxvf /home/123.tar.gz&nbsp; 以gzip解压<br>tar -jxvf /home/123.tar.bz2&nbsp; 以bzip2解压<br>tar -ztvf /tmp/etc.tar.gz&nbsp;&nbsp; 查看tar内容<br>cpio -covB&nbsp; &gt; [file|device]&nbsp;&nbsp; 份份<br>cpio -icduv &lt; [file|device]&nbsp;&nbsp; 还原<br>&nbsp;<br>vi一般用法<br>一般模式&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 编辑模式&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 指令模式<br>h 左&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; a,i,r,o,A,I,R,O&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; :w 保存<br>j 下&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 进入编辑模式&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; :w! 强制保存<br>k 上&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; dd 删除光标当前行&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; :q! 不保存离开<br>l 右&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ndd 删除n行&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; :wq! 保存后离开<br>0 移动到行首&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; yy 复制当前行&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; :e! 还原原始档<br>$ 移动到行尾&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; nyy 复制n行&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; :w filename 另存为<br>H 屏幕最上&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; p,P 粘贴&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; :set nu 设置行号<br>M 屏幕中央&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; u&nbsp; 撤消&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; :set nonu 取消行号<br>L 屏幕最下&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; [Ctrl]+r 重做上一个动作&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ZZ 保存离开<br>G 档案最后一行&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; [ctrl]+z 暂停退出&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; :set nohlsearch&nbsp;&nbsp; 永久地关闭高亮显示<br>/work 向下搜索&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; :sp 同时打开两个文档 <br>?work 向上搜索&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; [Ctrl]+w 两个文档设换<br>gg 移动到档案第一行&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; :nohlsearch&nbsp;&nbsp;&nbsp; 暂时关闭高亮显示<br>&nbsp;<br>认识SHELL<br>alias&nbsp;&nbsp;&nbsp; 显示当前所有的命令别名&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; alias lm="ls -al"&nbsp;&nbsp; 命令别名&nbsp;&nbsp;&nbsp; unalias lm 取消命令别名<br>type&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 类似which<br>exprot&nbsp;&nbsp;&nbsp; 设置或显示环境变量<br>exprot PATH="$PATH":/sbin&nbsp; 添加/sbin入PATH路径<br>echo $PATH&nbsp;&nbsp;&nbsp; 显示PATH路径<br>bash&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 进入子程序<br>name=yang&nbsp;&nbsp;&nbsp;&nbsp; 设定变量<br>unset name&nbsp;&nbsp;&nbsp; 取消变量<br>echo $name&nbsp;&nbsp;&nbsp; 显示变量的内容<br>myname="$name its me"&nbsp;&nbsp; &amp;&nbsp;&nbsp; myname='$name its me'&nbsp;&nbsp;&nbsp;&nbsp; 单引号时$name失去变量内容<br>ciw=/etc/sysconfig/network-scripts/&nbsp;&nbsp;&nbsp;&nbsp; 设置路径<br>env&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 列出所有环境变量<br>echo $RANDOM&nbsp;&nbsp;&nbsp; 显示随意产生的数<br>set&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 设置SHELL<br>PS1='[\u@\h \w \A #\#]\$ '&nbsp;&nbsp;&nbsp;&nbsp; 提示字元的設定<br>&nbsp;&nbsp; [root@linux ~]# read [-pt] variable&nbsp;&nbsp;&nbsp;&nbsp; -----------读取键盘输入的变量<br>&nbsp;&nbsp; 參數：<br>&nbsp;&nbsp; -p&nbsp; ：後面可以接提示字元！<br>&nbsp;&nbsp; -t&nbsp; ：後面可以接等待的『秒數！』<br>declare&nbsp;&nbsp;&nbsp; 声明 shell 变量<br>ulimit -a&nbsp;&nbsp; 显示所有限制资料<br>&nbsp;ls /tmp/yang &amp;&amp; echo "exist" || echo "not exist"<br>&nbsp;意思是說，當 ls /tmp/yang 執行後，若正確，就執行echo "exist" ,若有問題，就執行echo "not exist" <br>&nbsp;echo $PATH | cut -d ':' -f 5&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 以:为分隔符,读取第5段内容<br>&nbsp;export | cut -c 10-20&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 读取第10到20个字节的内容<br>&nbsp;last | grep 'root'&nbsp;&nbsp;&nbsp; 搜索有root的一行,加[-v]反向搜索<br>&nbsp;cat /etc/passwd | sort&nbsp;&nbsp;&nbsp; 排序显示<br>&nbsp;cat /etc/passwd | wc&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 显示『行、字数、字节数』<br>正规表示法<br>[root@test root]# grep [-acinv] '搜尋字串' filename<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 參數說明：<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; -a ：將 binary 檔案以 text 檔案的方式搜尋資料<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; -c ：計算找到 '搜尋字串' 的次數<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; -i ：忽略大小寫的不同，所以大小寫視為相同<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; -n ：順便輸出行號<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; -v ：反向選擇，亦即顯示出沒有 '搜尋字串' 內容的那一行！<br>&nbsp;grep -n 'the' 123.txt&nbsp;&nbsp;&nbsp;&nbsp; 搜索the字符 -----------搜尋特定字串&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <br>&nbsp;grep -n 't[ea]st' 123.txt&nbsp;&nbsp;&nbsp; 搜索test或taste两个字符---------利用 [] 來搜尋集合字元<br>&nbsp;grep -n '[^g]oo' 123.txt&nbsp;&nbsp;&nbsp;&nbsp; 搜索前面不为g的oo-----------向選擇 [^] <br>&nbsp;grep -n '[0-9]' 123.txt&nbsp; 搜索有0-9的数字<br>&nbsp;grep -n '^the' 123.txt 搜索以the为行首-----------行首搜索^<br>&nbsp;grep -n '^[^a-zA-Z]' 123.txt&nbsp; 搜索不以英文字母开头<br>&nbsp;grep -n '[a-z]$' 123.txt&nbsp;&nbsp;&nbsp; 搜索以a-z结尾的行---------- 行尾搜索$<br>&nbsp;grep -n 'g..d' 123.txt&nbsp;&nbsp;&nbsp;&nbsp; 搜索开头g结尾d字符----------任意一個字元 . <br>&nbsp;grep -n 'ooo*' 123.txt&nbsp;&nbsp;&nbsp;&nbsp; 搜索至少有两个oo的字符---------重複字元 *<br>sed&nbsp;&nbsp;&nbsp; 文本流编辑器&nbsp;&nbsp;&nbsp; 利用脚本命令来处理文本文件<br>awd&nbsp;&nbsp;&nbsp; 模式扫描和处理语言<br>&nbsp;nl 123.txt | sed '2,5d'&nbsp;&nbsp; 删除第二到第五行的内容<br>diff&nbsp;&nbsp;&nbsp;&nbsp; 比较文件的差异<br>cmp&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 比较两个文件是否有差异<br>patch&nbsp;&nbsp;&nbsp; 修补文件<br>pr&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 要打印的文件格式化<br><br>帐号管理<br>/etc/passwd&nbsp;&nbsp;&nbsp; 系统帐号信息<br>/etc/shadow&nbsp;&nbsp;&nbsp; 帐号密码信息&nbsp;&nbsp;&nbsp; 经MD5 32位加密<br>&nbsp;&nbsp;&nbsp;&nbsp; 在密码栏前面加『 * 』『 ! 』禁止使用某帐号<br>/etc/group&nbsp;&nbsp;&nbsp;&nbsp; 系统群组信息<br>/etc/gshadow<br>newgrp&nbsp;&nbsp;&nbsp; 改变登陆组<br>useradd&nbsp; &amp;&nbsp; adduser&nbsp;&nbsp;&nbsp; 建立新用户&nbsp; ---------&gt; useradd -m test&nbsp; 自动建立用户的登入目录<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; useradd -m -g pgroup test ---------&gt;指定所属级<br>/etc/default/useradd&nbsp;&nbsp; 相关设定<br>/etc/login.defs&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; UID/GID 有關的設定<br>passwd&nbsp;&nbsp;&nbsp; 更改密码 -----------&gt; passwd test<br>usermod&nbsp;&nbsp; 修改用户帐号<br>userdel&nbsp;&nbsp; 删除帐号 -----------&gt;userdel -r test<br>chsh&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 更换登陆系统时使用的SHELL&nbsp;&nbsp; [-l]显示可用的SHELL;[-s]修改自己的SHELL<br>chfn&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 改变finger指令显示的信息<br>finger&nbsp;&nbsp;&nbsp; 查找并显示用户信息<br>id&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 显示用户的ID -----------&gt;&nbsp; id test<br>groupadd&nbsp;&nbsp; 添加组<br>groupmod&nbsp;&nbsp; 与usermod类似<br>groupdel&nbsp;&nbsp; 删除组<br>su test&nbsp;&nbsp;&nbsp; 更改用户&nbsp;&nbsp; su -&nbsp;&nbsp;&nbsp; 进入root,且使用root的环境变量<br>sudo&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 以其他身份来执行指令<br>visudo&nbsp;&nbsp;&nbsp;&nbsp; 编辑/etc/sudoers&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 加入一行『 test ALL=(ALL) ALL 』<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; %wheel ALL = (ALL) ALL&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 系统里所有wheel群组的用户都可用sudo<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; %wheel ALL = (ALL) NOPASSWD: ALL&nbsp;&nbsp;&nbsp;&nbsp; wheel群组所有用户都不用密码NOPASSWD<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; User_Alias ADMPW = vbird, dmtsai, vbird1, vbird3&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 加入ADMPW组<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ADMPW ALL = NOPASSWD: !/usr/bin/passwd, /usr/bin/passwd [A-Za-z]*, \<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; !/usr/bin/passwd root&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 可以更改使用者密码,但不能更改root密码 (在指令前面加入 ! 代表不可)<br>PAM (Pluggable Authentication Modules, 嵌入式模組)<br>who &amp; w&nbsp;&nbsp;&nbsp;&nbsp; 看谁在线&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; <br>last&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 最近登陆主机的信息<br>lastlog&nbsp;&nbsp;&nbsp;&nbsp; 最近登入的時間&nbsp;&nbsp;&nbsp; 读取 /var/log/lastlog <br>talk&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 与其他用户交谈<br>write&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 发送信息&nbsp;&nbsp;&nbsp; write test&nbsp;&nbsp; [ctrl]+d 发送<br>mesg&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 设置终端机的写入权限&nbsp;&nbsp;&nbsp; mesg n 禁止接收&nbsp;&nbsp;&nbsp;&nbsp; mesg y <br>wall&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 向所有用户发送信息&nbsp;&nbsp;&nbsp; wall this is q test<br>mail&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 写mail&nbsp;&nbsp; <br>/etc/default/useradd&nbsp;&nbsp;&nbsp; 家目录默认设置<br>quota&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 显示磁盘已使用的空间与限制&nbsp;&nbsp;&nbsp;&nbsp; quota -guvs -----&gt;秀出目前 root 自己的 quota 限制值<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; quota -vu&nbsp;&nbsp; 查询<br>quotacheck&nbsp;&nbsp; 检查磁盘的使用空间与限制&nbsp;&nbsp;&nbsp;&nbsp; quotacheck -avug&nbsp; -----&gt;將所有的在 /etc/mtab 內，含有 quota 支援的 partition 進行掃瞄<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; [-m] 强制扫描&nbsp; <br>&nbsp;&nbsp;&nbsp;&nbsp; quota一定要是独立的分区,要有quota.user和quota.group两件文件,在/etc/fstab添加一句:<br>&nbsp;&nbsp;&nbsp;&nbsp; /dev/hda3 /home ext3 defaults,usrquota,grpquota 1 2<br>&nbsp;&nbsp;&nbsp;&nbsp; chmod 600 quota*&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 设置完成,重启生效<br>edquota&nbsp;&nbsp;&nbsp; 编辑用户或群组的quota&nbsp; [u]用户,[g]群组,[p]复制,[t]设置宽限期限 <br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; edquota -a yang&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; edquota -p yang -u young -----&gt;复制&nbsp;&nbsp;&nbsp; <br>quotaon&nbsp;&nbsp;&nbsp; 开启磁盘空间限制&nbsp;&nbsp;&nbsp;&nbsp; quotaon -auvg --------&gt;啟動所有的具有 quota 的 filesystem<br>quotaoff&nbsp;&nbsp; 关闭磁盘空间限制&nbsp;&nbsp;&nbsp;&nbsp; quotaoff -a&nbsp; --------&gt;關閉了 quota 的限制<br>repquota -av&nbsp;&nbsp;&nbsp;&nbsp; 查閱系統內所有的具有 quota 的 filesystem 的限值狀態<br>Quota 從開始準備 filesystem 的支援到整個設定結束的主要的步驟大概是：<br>1、設定 partition 的 filesystem 支援 quota 參數：<br>由於 quota 必須要讓 partition 上面的 filesystem 支援才行，一般來說， 支援度最好的是 ext2/ext3 ，<br>其他的 filesystem 類型鳥哥我是沒有試過啦！ 啟動 filesystem 支援 quota 最簡單就是編輯 /etc/fstab ，<br>使得準備要開放的 quota 磁碟可以支援 quota 囉；<br>2、建立 quota 記錄檔：<br>剛剛前面講過，整個 quota 進行磁碟限制值記錄的檔案是 aquota.user/aquota.group， <br>要建立這兩個檔案就必須要先利用 quotacheck 掃瞄才行喔！<br>3、編輯 quota 限制值資料：<br>再來就是使用 edquota 來編輯每個使用者或群組的可使用空間囉；<br>4、重新掃瞄與啟動 quota ：<br>設定好 quota 之後，建議可以再進行一次 quotacheck ，然後再以 quotaon 來啟動吧！</p>
<p>开机流程简介<br>1、載入 BIOS 的硬體資訊，並取得第一個開機裝置的代號； <br>2、讀取第一個開機裝置的 MBR 的 boot Loader (亦即是 lilo, grub, spfdisk 等等) 的開機資訊； <br>3、載入 Kernel 作業系統核心資訊， Kernel 開始解壓縮，並且嘗試驅動所有硬體裝置； <br>4、Kernel 執行 init 程式並取得 run-level 資訊； <br>5、init 執行 /etc/rc.d/rc.sysinit 檔案； <br>6、啟動核心的外掛模組 (/etc/modprobe.conf)； <br>7、init 執行 run-level 的各個批次檔( Scripts )； <br>8、init 執行 /etc/rc.d/rc.local 檔案； <br>9、執行 /bin/login 程式，並等待使用者登入； <br>10、登入之後開始以 Shell 控管主機。 <br>在/etc/rc.d/rc3.d內,以S开头的为开机启动,以K开头的为关闭,接着的数字代表执行顺序<br>GRUB vga设定<br>彩度\解析度&nbsp; 640x480&nbsp; 800x600&nbsp; 1024x768&nbsp; 1280x1024&nbsp;&nbsp; bit <br>&nbsp;&nbsp;&nbsp; 256&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 769&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 771&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 773&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 775&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 8 bit <br>&nbsp;&nbsp; 32768&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 784&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 787&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 790&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 793&nbsp;&nbsp;&nbsp;&nbsp; 15 bit <br>&nbsp;&nbsp; 65536&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 785&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 788&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 791&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 794&nbsp;&nbsp;&nbsp;&nbsp; 16 bit <br>&nbsp;&nbsp; 16.8M&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 786&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 789&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 792&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 795&nbsp;&nbsp;&nbsp;&nbsp; 32 bit </p>
<p>./configure&nbsp;&nbsp;&nbsp; 检查系统信息&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ./configure --help | more&nbsp; 帮助信息<br>make clean&nbsp;&nbsp;&nbsp;&nbsp; 清除之前留下的文件<br>make&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 编译<br>make install&nbsp;&nbsp; 安装<br>rpm -q&nbsp; -----&gt;查询是否安装&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; rpm -ql ------&gt;查询该套件所有的目录<br>rpm -qi -----&gt;查询套件的说明资料&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; rpm -qc[d] -----&gt;设定档与说明档<br>rpm -ivh&nbsp; ----&gt;安装&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; rpm -V&nbsp; --------&gt;查看套件有否更动过<br>rpm -e&nbsp; ------&gt;删除&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; rpm -Uvh -------&gt;升级安装&nbsp; <br>--nodeps -----&gt;强行安装&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; --test -----&gt;测试安装<br><br><br><br></p><script type="text/javascript"><!--
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</script><img src ="http://www.blogjava.net/romkk-shi/aggbug/136581.html" width = "1" height = "1" /><br><br><div align=right><a style="text-decoration:none;" href="http://www.blogjava.net/romkk-shi/" target="_blank">路边的石头-java</a> 2007-08-14 10:25 <a href="http://www.blogjava.net/romkk-shi/archive/2007/08/14/136581.html#Feedback" target="_blank" style="text-decoration:none;">发表评论</a></div>]]></description></item><item><title>30秒清除你电脑中的垃圾（使你电脑急速如飞）(高手已测）</title><link>http://www.blogjava.net/romkk-shi/archive/2007/08/06/134596.html</link><dc:creator>路边的石头-java</dc:creator><author>路边的石头-java</author><pubDate>Mon, 06 Aug 2007 01:55:00 GMT</pubDate><guid>http://www.blogjava.net/romkk-shi/archive/2007/08/06/134596.html</guid><wfw:comment>http://www.blogjava.net/romkk-shi/comments/134596.html</wfw:comment><comments>http://www.blogjava.net/romkk-shi/archive/2007/08/06/134596.html#Feedback</comments><slash:comments>0</slash:comments><wfw:commentRss>http://www.blogjava.net/romkk-shi/comments/commentRss/134596.html</wfw:commentRss><trackback:ping>http://www.blogjava.net/romkk-shi/services/trackbacks/134596.html</trackback:ping><description><![CDATA[<br><script type="text/javascript"><!--
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</script>要轻松流畅上网你是否注意到你的电脑系统磁盘的可用空间正在一天天在减少呢？是不是像老去的猴王一样动作一天比一天迟缓呢？ <br><br>　没错！在Windows在安装和使用过程中都会产生相当多的垃圾文件，包括临时文件（如：*.tmp、*._mp）日志文件（*.log）、临时帮助文件（*.gid）、磁盘检查文件（*.chk）、临时备份文件（如：*.old、*.bak）以及其他临时文件。特别是如果一段时间不清理IE的临时文件夹&#8220;Temporary Internet Files&#8221;，其中的缓存文件有时会占用上百MB的磁盘空间。这些LJ文件不仅仅浪费了宝贵的磁盘空间，严重时还会使系统运行慢如蜗牛。这点相信你肯定忍受不了吧！所以应及时清理系统的LJ文件的淤塞，保持系统的&#8220;苗条&#8221;身材，轻松流畅上网！朋友来吧，现在就让我们一起来快速清除系统垃圾吧！！下面是步骤很简单就两步！ <br><br>　 在电脑屏幕的左下角按&#8220;开始&#8594;程序&#8594;附件&#8594;记事本&#8221;，把下面的文字复制进去（黑色部分），点&#8220;另存为&#8221;，路径选&#8220;桌面&#8221;，保存类型为&#8220;所有文件&#8221;，文件名为&#8220;清除系统LJ.bat&#8221;，就完成了。记住后缀名一定要是.bat，ok！你的垃圾清除器就这样制作成功了！ <br>双击它就能很快地清理垃圾文件，大约一分钟不到。 <br><br>======就是下面的文字(这行不用复制)============================= <br><br>@echo off <br>echo 正在清除系统垃圾文件，请稍等...... <br>del /f /s /q %systemdrive%\*.tmp <br>del /f /s /q %systemdrive%\*._mp <br>del /f /s /q %systemdrive%\*.log <br>del /f /s /q %systemdrive%\*.gid <br>del /f /s /q %systemdrive%\*.chk <br>del /f /s /q %systemdrive%\*.old <br>del /f /s /q %systemdrive%\recycled\*.* <br>del /f /s /q %windir%\*.bak <br>del /f /s /q %windir%\prefetch\*.* <br>rd /s /q %windir%\temp &amp; md %windir%\temp <br>del /f /q %userprofile%\cookies\*.* <br>del /f /q %userprofile%\recent\*.* <br>del /f /s /q "%userprofile%\Local Settings\Temporary Internet Files\*.*" <br>del /f /s /q "%userprofile%\Local Settings\Temp\*.*" <br>del /f /s /q "%userprofile%\recent\*.*" <br>echo 清除系统LJ完成！ <br>echo. &amp; pause <br><br>=====到这里为止(这行不用复制)============================================== <br>以后只要双击运行该文件，当屏幕提示&#8220;清除系统LJ完成！就还你一个&#8220;苗条&#8221;的系统了！！到时候再看看你的电脑，是不是急速如飞呢？可别忘了回帖喔！ <br><br>注：LJ就是垃圾的意思！这招比那些所谓的优化大师好用！最重要的是无论在公司默认的系统环境还是在自己家中的电脑都不会破坏系统文件<br><script type="text/javascript"><!--
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