Are you really looking to learn Programming your own

I can say, if you are really looking to learn programming this is place you can try with

https://www.codecademy.com/courses/getting-started-v2/1/3?curriculum_id=506324b3a7dffd00020bf661

Codecademy is an online interactive platform that offers free coding classes in 8 different programming languages including Python, PHP, jQuery, JavaScript, AngularJS, and Ruby, as well as markup languages HTML and CSS

https://en.wikipedia.org/wiki/Codecademy

Baking Pi University of Cambridge course video tutorials

Baking Pi video tutorials

If you are really going to bake raspberry pi board, these are the tutorials we can follow ..
Baking Pi is course/guide to deverlop operating system on the Raspberry Pi board

https://www.raspberrypi.org/forums/viewtopic.php?f=72&t=82871

http://www.cl.cam.ac.uk/projects/raspberrypi/

Baking Pi

This is interesting..

http://www.cl.cam.ac.uk/projects/raspberrypi/tutorials/os/

Should try with raspberry pi