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CentOS笔记


定义系统快捷键:System->Preferences->Keyboard shortcuts, 例如可以将启动一个终端窗口(Run a terminal)定义为alt+0;

Firewall

启动系统防火墙:service iptables start

关闭系统防火墙:

  • service iptables save

  • service iptables stop

  • chkconfig iptables off

Package Management

  • 列出可以repo: yum repolist

  • 搜索可用源:yum search <package_name>

  • 安装:rpm -ivh <package_name>(或者图形界面中双击rpm文件)

  • 卸载:首先查看要卸载的包的确切名字:rpm -qa|grep <package_name>, 然后rpm -e <package_name>

下面以卸载BOUML为例说明:

[chad@bogon ~]$ rpm -qa|grep bouml 
bouml-5.1.4-1.i686

[root@bogon chad]# rpm -e bouml-5.1.4-1.i686 
[root@bogon chad]# bouml 
bash: bouml: command not found

修改CentOS repo: /etc/yum.repos.d/下的文件定义了yum的源列表, 如果yum update报没有更新源,可能是repo被关闭了, 修改这个文件夹中*.repo文件中的baseurl和enabled属性。

Ref: RPM Command: 15 Examples to Install, Uninstall, Upgrade, Query RPM Packages



Published

Jun 20, 2012

Last Updated

Jun 20, 2012

Category

Tech

Tags

  • CentOS 25
  • linux 158

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