ubuntu，

ubuntu，

virtualbox 4.08安装虚机Ubuntu11.04增强功能失败解决方法
引用
fuliang@fuliang-VirtualBox:~$ sudo /etc/init.d/vboxadd setup
Removing existing VirtualBox DKMS kernel modules ...done.
Removing existing VirtualBox non-DKMS kernel modules ...done.
Building the VirtualBox Guest Additions kernel modules
The headers for the current running kernel were not found. If the following
module compilation fails then this could be the reason.
Building the main Guest Additions module ...done.
Building the shared folder support module ...done.
Building the OpenGL support module ...done.
Doing non-kernel setup of the Guest Additions ...done.
You should restart your guest to make sure the new modules are actually used
在Building VirtualBox Guest Additions kernel modules的时候，缺少kernal的头文件，
使用下面的命令安装：
引用
sudo apt-get install dkms build-essential linux-headers-$(uname -r)
其实build-essential linux-headers已经是最新的了，只是缺少dkms(Dynamic Kernel Module Support),当有新的kernal安装的时候，它能让kernal的设备驱动自动的重新构建。
详情见:http://en.wikipedia.org/wiki/Dynamic_Kernel_Module_Support
之后再
引用
sudo /etc/init.d/vboxadd setup
成功：
引用
Removing existing VirtualBox DKMS kernel modules ...done.
Removing existing VirtualBox non-DKMS kernel modules ...done.
Building the VirtualBox Guest Additions kernel modules ...done.
Doing non-kernel setup of the Guest Additions ...done.
You should restart your guest to make sure the new modules are actually used
原文网址：http://fuliang.iteye.com/blog/1102998

正在进行简易安装时 无法手动启动 vmware tools 安装 的解决方法 点击打开链接 

解决Linux安装 VMware tools 工具的方法 点击打开链接

 安装软件报错解决方法

ubuntu：gpg: symbol lookup error: /usr/local/lib/libreadline.so.6: undefined symbol: UP   

su - root
mkdir temp
mv /usr/local/lib/libreadline* temp
ldconfig 
apt-get update

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ubuntu忘记root密码

alt+f2,在弹出的运行窗口中输入:gnome-terminal，回车。
如果新装的系统还没有设置root密码可以在这个界面输入:sudo passwd root，回车后按提示输入两次root的密码(注意，输入时是不会提示*号的，直接输入即可)。

打开控制台的快捷键：

Ctrl+Alt+T

如何查看当前Ubuntu系统的版本

使用命令：lsb_release -a 查看

 Error: cannot mount filesystem: No such device 点击打开链接