Apart from website mentioned above, I do also visit: news.ycombinator.com highscalability.com

Why don't you create a simple REST api using node and make a call to that api whenever you want to run a script. Assuming you want to run python script, you can use library below. https://github.com/extrabacon/python-shell

I found out another good link which lists all recommendations along with resources - https://www.google.com/about/careers/students/guide-to-technical-development.html

I read somewhere that one should use double quotes in case of JSON.

I found macOS better then Linux because all the time my focus is on code I am working instead of common Linux problems.

I think this post answered my question. https://hashnode.com/post/react-tutorial-using-mern-stack-ciiyus9m700qqge53mer0isxz