Which programming language should I choose c++, java, python or ruby?

Answer 1

So many same tyoe of question and one and only one answer -- Java

Answer 2

It depends on what you want to do.
I would prefer you learning C++ first as it will get you thinking about OOP and other programming types.

Answer 3

Please read

https://www.sololearn.com/Discuss/359776/advice-for-new-programmers
https://www.sololearn.com/Discuss/368803/advice-for-new-programmers-ii-faq-programming-languages