Gracefully restart Apache in Debian
alias graceful="sudo /usr/sbin/apache2 -t && sudo /etc/init.d/apache2 stop && sleep 2 && sudo /etc/init.d/apache2 start"
alias graceful="sudo /usr/sbin/apache2 -t && sudo /etc/init.d/apache2 stop && sleep 2 && sudo /etc/init.d/apache2 start"