As mentioned, I am sorry, but I am not the author. Raju Gandhi is.
It should be possible to contact him if required:
Raju has been writing software for over two decades. He’s a software developer, architect, consultant, author of multiple books, teacher, and a regularly invited speaker at conferences around the world.
TheViking@nord.pub 17 hours ago
As mentioned, I am sorry, but I am not the author. Raju Gandhi is.
It should be possible to contact him if required:
Related: https://rajugandhi.com/