<s>[INST] Hello Open Assistant, please provide me with a numbered list of programming languages ordered by most to least popular. [/INST] In the following, as request, programming languages in order from most widely used to least widely used:

1.  Java
2.  Python
3.  C
4.  C++
5.  JavaScript
6.  PHP
7.  C#
8.  Swift
9.  Ruby
10.  R

Depending on the context and the source of data and popularity of programming languages can vary. 

For me to help you in a more personalized way, please let me know what kind of project you are aiming for and what problems you want to solve.</s>\ <s>[INST] I would like to write a web application that provides an online shopping store for my business. Which of the programming languages are most appropriate for this task? [/INST] JavaScript would be the programming language of choice, but PHP can be used as well. 

For an online shopping store, you will want to pick a framework leveraging the language: Django on top of Python, or React with TypeScript, etc.</s>