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Installing Ruby on Rails Development Environment on Mac OS

In this post, I will give show the commands to install Ruby on Rails Development Environment on Mac OS

Installing Ruby on Mac

brew install rbenv
echo 'eval "$(rbenv init -)"' >> ~/.bash_profile
source ~/.bash_profile
rbenv install --list # To list the versions that you can install
rbenv install 3.0.2
rbenv global 3.0.2

Installing PostgreSQL on Mac

Source: https://formulae.brew.sh/formula/postgresql

brew install postgresql
brew services start postgresql
psql -h localhost -d postgres

Installing Ruby on Rails and Creating a Website

sudo gem install rails
rails new blog --database postgresql --skip-git --skip-turbolinks --skip-bootsnap --skip-spring --skip-action-text --skip-webpack-install

Configure

config/database.yml

by adding the host of the database to to the development environment. Then run

rake db:create

to create the database

Adding your first model to the application

bin/rails generate scaffold Post title:string body:text
rake db:migrate

Start your application server

./bin/rails s

Install Redis and add the gem

brew update
brew install redis
brew services start redis

Add

gem 'redis'

to your Gemfile and run

bundle install

Validate this by running

rails console

and run a command like

Redis.new.dbsize

. It should return 0

About Me

My name is Omar Qunsul. I write these articles mainly as a future reference for me. So I dedicate some time to make them look shiny, and share them with the public.

You can find me on twitter @OmarQunsul, and on Linkedin.

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