源相关：
更新源：sudo apt-get update 修改源：/etc/apt/sources.list 源整理： deb http://old-releases.ubuntu.com/ubuntu/ raring main universe restricted multiverse deb-src http://old-releases.ubuntu.com/ubuntu/ raring main universe restricted multiverse deb http://old-releases.ubuntu.com/ubuntu/ raring-security main universe restricted multiverse deb-src http://old-releases.ubuntu.com/ubuntu/ raring-security main universe restricted multiverse deb http://old-releases.ubuntu.com/ubuntu/ raring-updates main universe restricted multiverse deb-src http://old-releases.ubuntu.com/ubuntu/ raring-updates main universe restricted multiverse deb http://old-releases.ubuntu.com/ubuntu/ raring-backports main restricted universe multiverse deb-src http://old-releases.ubuntu.com/ubuntu/ raring-backports main restricted universe multiverse deb http://old-releases.ubuntu.com/ubuntu/ raring-proposed main restricted universe multiverse deb-src http://old-releases.ubuntu.com/ubuntu/ raring-proposed main restricted universe multiverse
域名-IP转换：
1 /etc/resolv.conf 2 8.8.8.8 Google DNS
Apache
1 安装：sudo apt install apache2 2 重启：/etc/init.d/apache2 restart 3 默认配置文件路径：/etc/apache2/apache2.conf 4 查看版本：apachectl -v
原文：https://www.cnblogs.com/AtesetEnginner/p/11199588.html
