How to Install Ruby on Rails on Debian 11

Ruby on Rails is a popular web application framework written in Ruby that allows developers to create robust and scalable applications quickly. In this guide, we will walk through the steps to install Ruby on Rails on Debian 11.

Step 1: Update Your System

Start by ensuring your system is up to date:

sudo apt update && sudo apt upgrade -y

Step 2: Install Required Dependencies

Install the necessary dependencies for Ruby and Rails:

sudo apt install -y curl gpg build-essential libssl-dev libreadline-dev libyaml-dev libsqlite3-dev

Step 3: Install RVM (Ruby Version Manager)

RVM allows you to easily install and manage different Ruby versions. Install RVM using the following commands:

curl -sSL https://get.rvm.io | bash -

Load RVM into your shell session:

source ~/.rvm/scripts/rvm

Step 4: Install Ruby

Now, install the latest stable version of Ruby:

rvm install ruby

You can also set this version as the default:

rvm use ruby --default

Step 5: Verify Ruby Installation

Check if Ruby is installed correctly:

ruby -v

Step 6: Install Rails

Once Ruby is installed, you can install Rails using the gem command:

gem install rails

Step 7: Verify Rails Installation

Check if Rails is installed correctly:

rails -v

Step 8: Create a New Rails Application

To create a new Rails application, run the following command:

rails new myapp

This will create a new directory called myapp with all the necessary files.

Step 9: Start the Rails Server

Navigate into your application directory and start the server:

cd myapp
rails server

Open your web browser and go to http://localhost:3000 to see your new Rails application in action.

Conclusion

You have successfully installed Ruby on Rails on Debian 11. This framework will help you build powerful web applications quickly and efficiently.

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