I think this is a duplicate (or replicate) of bug 25529. Yet it seems that https://bugzilla.gnome.org/show_bug.cgi?id=123408 is a potential root of the problems.
It seems that various users are reporting the same issue with several Gtk(?) apps. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/206837 Title: Gedit text area has small gap between edge of text area and edge of window -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs