What is an API?
An API (Application Programming Interface) is a way two components can communicate using a standard protocol.
What is Ruby on Rails?
Ruby on Rails is a framework for web application development. In summary, it’s a collection of Ruby-built libraries that increase web development productivity.
How to install Ruby on Mac?
To install Ruby, we’ll use Homebrew.
brew install ruby
How to install Ruby on Rails?
We’ll use the gem (Ruby package manager) to install Ruby on Rails. Use the command gem install package-name to install new packages in your environment.
gem install rails
Creating an app with Ruby on Rails?
To create an application in Ruby on Rails, we need to execute the following command:
rails new my_api –api
After this command, a new folder called new_api will be created, and we can execute the command within it.
rails s
Now, your API is running on port 3000.
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