What is the use of ruby, it can make an app?

Question

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Answer 1

Ruby is used in a varying range of fields. The language is best known as a language for Web Applications, because of the Ruby on Rails framework. The general purpose nature of Ruby makes it suitable for a wide array of programming tasks, just like Perl, Python and other general purpose languages.

Reference: www.quora.com

Answer 2

The extension name is: .rb

👍

Answer 3

It's a programming language (all of the program languages(not the web)can be used to make an app)

Answer 4

what is the extension name of ruby on pc?