Getting started with sinatra

Remarks#

Sinatra is a simple Ruby DSL for quickly creating web applications.

It has built in features for routing, using templates, serving static files, helpers, error handling and many other topics.

https://www.sinatrarb.com/intro.html

Versions#

Installation

You can install Sinatra as a global gem:

gem install sinatra

or add it to a project’s Gemfile

# in Gemfile:
gem 'sinatra'

and run bundle install.

Your first Sinatra app

# app.rb
require 'sinatra'

get '/' do
    'Hello, Universe!'
end

Install Sinatra:

gem install sinatra

Run the app:

ruby app.rb

That’s it! Access your app at https://localhost:4567