安装ubuntu虚拟环境

一. 安装

1. 准备：

1). Oracle VM VirtualBox https://www.virtualbox.org/
2). Ubuntu 18.04.2 LTS https://ubuntu.com/download/desktop

2. 在VMBox上创建ubuntu虚拟机

注意：注意一下粘贴板和拖放就可以了

3.启动虚拟机

(1). 如果没选择虚拟盘片会让你选择

(2). 进去选中文，剩下的你都看的懂

4.更新虚拟机系统以及内置应用

(1). 右键打开终端
(2). 更新资源update: sudo apt-get  update
(3). 对软件进行升级: sudo  apt-get  upgrade
(4). 安装上面的更新后重新启动一次系统: sudo  reboot
(5). 检测是否有ubuntu新版本: sudo   update-manager  -c  -d
(6). 看页面提示

5. 安装增强

二. Python环境IDE安装

1. ubuntu自带Python3.6和Python2.7

2. 安装ToolBox(开发IDE集成工具)

三. 更改ubuntu下载源

1. 备份：sudo cp /etc/apt/sources.list /etc/apt/sources_init.list

2. 更换：sudo vi /etc/apt/sources.list

deb http://mirrors.aliyun.com/ubuntu/ bionic main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ bionic main restricted universe multiverse

deb http://mirrors.aliyun.com/ubuntu/ bionic-security main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ bionic-security main restricted universe multiverse

deb http://mirrors.aliyun.com/ubuntu/ bionic-updates main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ bionic-updates main restricted universe multiverse

deb http://mirrors.aliyun.com/ubuntu/ bionic-proposed main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ bionic-proposed main restricted universe multiverse

deb http://mirrors.aliyun.com/ubuntu/ bionic-backports main restricted universe multiverse
deb-src http://mirrors.aliyun.com/ubuntu/ bionic-backports main restricted universe multiverse

3. 已经可以使用了