过程总结
如何在Debian 9上安装和配置VNC https://cloud.tencent.com/developer/article/1360723
安装 firefox sudo apt install firefox
浏览器中文乱码 安装 字体
sudo apt-get install ttf-wqy-microhei #文泉驿-微米黑
sudo apt-get install ttf-wqy-zenhei #文泉驿-正黑
sudo apt-get install xfonts-wqy #文泉驿-点阵宋体
ubuntu下的火狐浏览器中文显示乱码解决方案 https://blog.csdn.net/gorgeouschou/article/details/79637798
安装 flash ubuntu16.04如何通过Firefox安装Flash插件 https://jingyan.baidu.com/article/d5c4b52badf0aada570dc576.html
VNC终端无法调用 安装 终端 sudo apt install xfce4-terminal
ubuntu16.04+xfce4截图、终端调出、锁屏的快捷键设置、去掉Alt+鼠标移动屏幕的功能、安装thunar、小键盘问题 https://blog.csdn.net/appleyuchi/article/details/71411552
Ubuntu打开终端出错：failed to execute default terminal emulator（如图示）非常感谢！ https://zhidao.baidu.com/question/1770374646687303580.html
如何在Debian 9上安装Python 3并设置编程环境 https://cloud.tencent.com/developer/article/1360721
如何安装，运行和连接到远程服务器上的Jupyter Notebook https://cloud.tencent.com/developer/article/1365548