安裝軟件 ,更新倉庫

一.說明 

Ubun圖的安裝程序房子在倉庫 ,  /etc/apt/sources.list 軟件倉庫地址

 1. echo   ""      /etc/apt/sources.list     //覆蓋文件

2. nano      /etc/apt/sources.list  

3.使用虛擬機黏貼以下文件  

deb http://mirrors.163.com/ubuntu/ precise main restricted universe multiverse
deb http://mirrors.163.com/ubuntu/ precise-security main restricted universe multiverse
deb http://mirrors.163.com/ubuntu/ precise-updates main restricted universe multiverse
deb http://mirrors.163.com/ubuntu/ precise-proposed main restricted universe multiverse
deb http://mirrors.163.com/ubuntu/ precise-backports main restricted universe multiverse
deb-src http://mirrors.163.com/ubuntu/ precise main restricted universe multiverse
deb-src http://mirrors.163.com/ubuntu/ precise-security main restricted universe multiverse
deb-src http://mirrors.163.com/ubuntu/ precise-updates main restricted universe multiverse
deb-src http://mirrors.163.com/ubuntu/ precise-proposed main restricted universe multiverse
deb-src http://mirrors.163.com/ubuntu/ precise-backports main restricted universe multiverse

apt-get install //安裝軟件包

apt-get update //更新 列表

apt-get upgrade //升級

  二.安裝 ssh 

1.查找 安裝的軟:  dpk -l  |grep  ssh  //

安裝後的

2. apt-cache search ssh | grep ssh   //找到 ssh空格 開頭的文件 

 //  在此以前   / 更新 /etc/apt/sources.list 倉庫地址

//執行 :  apt-get  update  //更新列表

3. 安裝程序  

apt-get install ssh

 

 三.ubuntu 軟件安裝 ;

1. 查詢安裝了那些安裝包

dpkg -l | grep gedit // 過濾還有gedit的安裝包

2. 查找倉庫裏面含有的 軟件

apt-cache search gedit

3. 安裝軟件

apt-get install gedit

4. 卸載軟件

apt-get remove gedit //刪除文件 ,不刪除配置文件

apt-get remove purge gedit //卸載軟件,刪除配置文件

5.下載不安裝

apt-get download gedit