New answers tagged gnome-shell
With older gnome-shell versions (prior to 3.8 or 3.10, I'm not sure): disable: gsettings set org.gnome.desktop.notifications enable false enable: gsettings set org.gnome.desktop.notifications enable true With newer gnome-shell versions: disable: gsettings set org.gnome.desktop.notifications show-banners false enable: gsettings set ...
Unfortunately mainstream gnome-terminal has removed the transparency option, but Fedora 21 and Ubuntu Vivid have a patch that bring it back. You can find this patch in their repos, and recompile gnome-terminal with this patch for yourself. (At this moment unfortunately I wouldn't recommend using Terminator. It's stuck with a very old (Gtk+2-based) libvte, ...
... Apparently this is not easily possible at the moment. I therefore used the application Terminator which provides a terminal with that feature.
Top 50 recent answers are included