gnome-tweaks --version (return code: 0)
3.28.1
gnome-tweaks --help (return code: 0)
Usage: gnome-tweaks [options]
Options:
--version show program's version number and exit
-h, --help show this help message and exit
-t, --test Enable test and debug code
-l, --load Load all tweaks
-p [/, /usr], --prefix=[/, /usr]
Installation prefix (for gsettings schema, themes,
etc)
-v, --verbose Print the names of settings modified
-d, --debug Enable debug output