Which to learn first?

Which OS do you use?

Where should I start from to become a full stack web developer?

What are the things required to learn from the scratch to become a full stack web developer?

What's your text editor?

Which Programming Language will be the most popular in 2019?

I want to have a look at your personal websites.

Please provide me the link of your website below.*You can provide me the GitHub links or any other links. *

Can you show me the web chat application that you made using php(better) or any other back-end programming language?

Please provide the link of the application (if possible with source code) in the comments below.