linux how to restart http code example

Example 1: restart apache ubuntu

# Restart Apache 2 server on Linux/Unix
sudo service apache2 restart

# Start Apache 2 server on Linux/Unix
sudo service apache2 start

# Stop Apache 2 server on Linux/Unix
sudo service apache2 stop

Example 2: how to kill apache process in linux

sudo netstat -nap | grep :80
You’ll see apache2 and there is 3–4 digit numbers before it, mine is 980
sudo kill [number]