sudo apt update
sudo apt install nginx
$ sudo service nginx start
$ sudo systemctl start nginx
$ sudo /etc/init.d/nginx start
$ sudo service nginx restart
$ sudo systemctl restart nginx
$ sudo /etc/init.d/nginx restart
$ sudo service nginx stop
$ sudo systemctl stop nginx
$ sudo /etc/init.d/nginx stop
$ sudo service nginx status
$ sudo systemctl status nginx
vim /etc/nginx/sites-enabled/default
$ sudo service nginx reload
$ sudo systemctl reload nginx
$ sudo nginx -s reload
$ sudo nginx -t
sudo find / -name nginx.conf