Ubuntu20.04 服务器版使用

下载地址：中科大源 http://mirrors.ustc.edu.cn/ubuntu-releases/20.04.4/
安装步骤：https://blog.csdn.net/qq_44870331/article/details/123768010

配置源：

• 备份源：sudo cp /etc/apt/sources.list /etc/apt/sources.list.bak

• 修改源：sudo vi /etc/apt/sources.list 清空填入以下内容

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

• 更新源：sudo apt update

• 安装工具：sudo apt install net-tools

• 查看网络：ifconfig -a

• 缓存与垃圾清理 详情查看
  sudo apt-get autoclean 清理旧版本的软件缓存
  sudo apt-get clean 清理所有软件缓存
  sudo apt-get autoremove 删除系统不再使用的孤立软件

1. 安装Anaconda
   教程与使用，下载：https://mirrors.tuna.tsinghua.edu.cn/help/anaconda/
   一路默认安装或者yes安装完成，激活Anaconda 使用 source ~/.bashrc

2. 安装依赖：
   sudo apt-get install python3-dev
   sudo apt-get install gcc