vitual-box使用ubuntu遇到的问题及快捷命令

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快速打开终端

ctrl alt t

新建一个txt文件,使用vim编辑后保存退出

touch 1.txt
vim 1.txt
i
input anything
esc
:wq

virtual-box进入共享文件夹

su
cd /media/sf_share

ubuntu 16.04 apt-get 更新使用中科大镜像源

  1. 备份系统配置
    sudo cp /etc/apt/sources.list /etc/apt/source.list.bak
  2. 编辑配置
    sudo vi /etc/apt/sources.list
    修改内容如下
deb http://mirrors.ustc.edu.cn/ubuntu/ xenial main restricted universe multiverse
deb http://mirrors.ustc.edu.cn/ubuntu/ xenial-security main restricted universe multiverse
deb http://mirrors.ustc.edu.cn/ubuntu/ xenial-updates main restricted universe multiverse
deb http://mirrors.ustc.edu.cn/ubuntu/ xenial-proposed main restricted universe multiverse
deb http://mirrors.ustc.edu.cn/ubuntu/ xenial-backports main restricted universe multiverse
deb-src http://mirrors.ustc.edu.cn/ubuntu/ xenial main restricted universe multiverse
deb-src http://mirrors.ustc.edu.cn/ubuntu/ xenial-security main restricted universe multiverse
deb-src http://mirrors.ustc.edu.cn/ubuntu/ xenial-updates main restricted universe multiverse
deb-src http://mirrors.ustc.edu.cn/ubuntu/ xenial-proposed main restricted universe multiverse
deb-src http://mirrors.ustc.edu.cn/ubuntu/ xenial-backports main restricted universe multiverse
  1. esc :wq 修改完保存,进行更新
sudo apt-get update

删除一个文件夹dir(里面的也都删除)

rm -r dir

打开资源管理器

nautilus path

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转载自blog.csdn.net/qwer1203355251/article/details/83545664