TL;DR: Cinnamon screenshot and recording shortcuts are in Settings -> Hardware -> Keyboard -> Shortcuts -> System.
I decided to install the Sun JDK on my new Fedora install today. Tried downloading the JDK/NetBeans self-installing bundle. It didn’t work. I got an error in xcb_xlib:xcb_xlib_unlock - something about a failed assertion. While running the installer. Drat.