+
+░█▀▀░█▀▀░█▀█░▀█▀░█▀█░█▀█░░░█▀▀░█░█░█▀▀░█▀█░▀█▀░░░░░█▀▀░█░█░█▀▀░█▀▀░▀█▀
+░█░█░█▀▀░█░█░░█░░█░█░█░█░░░█░░░█▀█░█▀▀░█▀█░░█░░▄▄▄░▀▀█░█▀█░█▀▀░█▀▀░░█░
+░▀▀▀░▀▀▀░▀░▀░░▀░░▀▀▀░▀▀▀░░░▀▀▀░▀░▀░▀▀▀░▀░▀░░▀░░░░░░▀▀▀░▀░▀░▀▀▀░▀▀▀░░▀░
+
+dist-upgrade: 'sudo emaint sync -a && sudo emerge -avuDN @world'
+list all pkgs installed : 'cat /var/lib/portage/world' or 'ls -d /var/db/pkg/*/*'
+list all pkgs installed from group: 'qlist -IC kde-plasma kde-apps kde-frameworks'
+search in overlays: 'eix-remote update && eix-sync && eix -R [search term]'
+rebuild @world & @system 'emerge --ask --verbose --deep --emptytree --with-bdeps=y --keep-going @world'
+*** *** *** *** *** *** *** *** ***
+redirect STDOUT: foo 1> /dev/null *** redirect STDERR: foo 2> /dev/null *** redirect BOTH: foo > /dev/null 2>&1
+restart plasmashell in-place: 'kquitapp5 plasmashell || killall plasmashell && kstart5 plasmashell'
+