VIM编码检查

trouble shooting

https://www.django.cn/article/show-4.html

https://blog.csdn.net/lh756437907/article/details/52151000
/usr/local/nginx/sbin/nginx -c /usr/local/nginx/conf/nginx.conf

nginx: [emerg] bind() to 0.0.0.0:80 failed (98: Address already in use)
https://blog.csdn.net/zyhlearnjava/article/details/71908529

https://www.cnblogs.com/peaceWang/p/vim-zi-fu-bian-ma-she-zhi.html
VIM编辑器编码设置