Revisiting hello world : coding print from scratch part I

The « hello world » example is about standing on the shoulders of the giant and learn how to use function as tools. Most coders will use print during their whole life without actually coding it. However, it is a fun exercise. The framebuffer Given you are on linux you probably have a device named /dev/fb0 if you don't, you can't do this. The framebuffer is a view of the linear graphical memory…