$ curl cheat.sh/
# a2disconf
# Disable an Apache configuration file on Debian-based OSes.
# More information: <https://manpages.debian.org/latest/apache2/a2disconf.8.en.html>.

# Disable a configuration file:
sudo a2disconf configuration_file

# Don't show informative messages:
sudo a2disconf --quiet configuration_file

$
Follow @igor_chubin cheat.sh tldr