There is a really nice site that has gathered them together in one place. My 3 favourites are: Checker Board Illusion, How Can This Be True? and Count The Black Dots. Enjoy
Archives for: "April 2008"
I love weirdy graphics that make your eyes go funny. This is a fine example; all you have to do is say which way the girl is spinning?If you stare at it for a while she will change directions while you are watching!
The directory lister under UNIX is called 'ls'. In the deep and distant past this was a very black and white affair. GNU has changed all that by introducing an environment variable called LS_COLORS which allows you to set the colours of files based on ex…