一、ruijie
https://blog.csdn.net/u012217085/article/details/24369335
https://blog.csdn.net/Lv_Victor/article/details/51457368
cd 锐捷根目录
1.sudo chmod +x ./rjsupplicant.sh
2.vim rj.sh
3.输入如下内容：
#！/bin/bash
sudo ./rjsupplicant.sh -u 201124134111 -p 123456789 -d 1
4.sudo chmod +x ./rj.sh
5. ./rj.sh (每次开机执行)
二、google
https://blog.csdn.net/qinkang1993/article/details/54608746
三、sougou
https://www.cnblogs.com/darklights/p/7722861.html
四、vim
sudo apt-get install vim
五、换清华源
https://mirror.tuna.tsinghua.edu.cn/help/ubuntu/
六、nvidia
https://www.cnblogs.com/pprp/p/9430836.html