Try your hands on AutoLISP coding. Dive straight away.
Code is on GitHub at the URL in the github link in the first comment of this video.
Source codes for all subsequent hands on practice tutorials will reside on separate branch of this repository.
You can use git command line utility for cloning just one branch.
command for this is present in the first comment of this video
You will learn how to create a selectin set , iterate through the selection set using while loop.
You will also be using "cond" conditional block.