Getting Started with Ruby on MacOS

My Ruby environment is a mess :(

If you’re starting out with Ruby or Ruby on Rails development, you’ll want to know:

How to properly install Ruby on Mac.
How to setup a local development environment that doesn’t conflict with brew or an existing install of Ruby 2.7 Mac

In this tutorial, you’ll learn how to do both! If you have the new macOS M1 laptops, don’t worry, this tutorial also works for installing Ruby on Mac M1.