Getting Started with Rails

This guide covers getting up and running with Ruby on Rails.

After reading this guide, you will know:

✔ How to install Rails, create a new Rails application, and connect your application to a database.

✔ The general layout of a Rails application.

✔ The basic principles of MVC (Model, View, Controller) and RESTful design.

✔ How to quickly generate the starting pieces of a Rails application.

---

• Ruby version:

  • 7.0.4

• System dependencies

• Configuration

• Database creation

  • bin/rails db:create

• Database initialization

• How to run the test suite

• Services (job queues, cache servers, search engines, etc.)

• Deployment instructions

---

` - install wsl ubuntu

• install rbenv
• install ruby 3.1.2
• install ruby 2.7.6
• install nvm
• install node 18
• install node 12
• install yarn
• install rails 7.0.4
• install postgresql 15
• connect posgressql and rails
• create db in posgressql
• run rails server `

---

• add controller article
• add root route
• add dotenv-rails
• db:migrate
• irb create article
• irb save article
• erb show articles using .each
• add linters eslint and rubocop
• fix linters
• add model Article
• add model Comment

2022