linux命令行系统下修改安装源

重写/etc/apt/sources.list文件

$ echo 'deb http://mirrors.aliyun.com/ubuntu/ xenial main restricted universe multiverse\n\
    deb http://mirrors.aliyun.com/ubuntu/ xenial-security main restricted universe multiverse\n\
    deb http://mirrors.aliyun.com/ubuntu/ xenial-updates main restricted universe multiverse\n\
    deb http://mirrors.aliyun.com/ubuntu/ xenial-proposed main restricted universe multiverse\n\
    deb http://mirrors.aliyun.com/ubuntu/ xenial-backports main restricted universe multiverse\n\
    deb-src http://mirrors.aliyun.com/ubuntu/ xenial main restricted universe multiverse\n\
    deb-src http://mirrors.aliyun.com/ubuntu/ xenial-security main restricted universe multiverse\n\
    deb-src http://mirrors.aliyun.com/ubuntu/ xenial-updates main restricted universe multiverse\n\
    deb-src http://mirrors.aliyun.com/ubuntu/ xenial-proposed main restricted universe multiverse\n\
    deb-src http://mirrors.aliyun.com/ubuntu/ xenial-backports main restricted universe multiverse\n\
    ' > /etc/apt/sources.list