Do you want to learn how to program in 12 to 30 min? Here are some very useful videos for beginners and programmers:
The first one teachs you how to learn to code in Java:
The next one is the first episode of a series of video tutorials to learn python:
a very basic programming video for html:
How to learn javascript in 12 min:
and a (german) tutorial for Java:
Hope you'll enjoy the list.