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Found this visual illusion of a Spanish castle, and it blew me away. So I made up my own following these instructions.
Stare at the dot for 30 seconds. Then, without moving your eyes, move the mouse over the image.
The image will look like it's in color until you move your eyes.
Continue reading "Use Your Illusion"
So here's the complete list of steps that are required to set the VNC server that any user can login into and start a session. It is also persistent, meanning that even if you disconnect the VNC client your X session will not end (unless you explicitly log out) and you can reconnect to the same session again. The VNC server uses a separate display (:1) than your regular X server, which works with your physical display (:0). So two sessions can be active at the same time (one person sitting at the physical display and another remotely connecting using VNC).
Continue reading "Set up a VNC Server"