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Ruby on Rails projects Cheat Sheet (DRAFT) by

Guidelines to follow when building a Ruby on Rails project

This is a draft cheat sheet. It is a work in progress and is not finished yet.

Instal­lation

Install Ruby (incl. Devkit)
Install Rails
 
gem install rails
Install git

Verify installed version

Verify Ruby version
 
ruby -v
Verify Rails version
 
rails -v
Verify git version
 
git --version

Create a new project

Select directory
 
cd <di­rec­tor­y>
Create new Rails project
 
rails new <pr­oje­ct_­nam­e>
Select new project directory
 
cd <pr­oje­ct_­nam­e>
Create and migrate database
 
rails db:prepare
Initialize a new Git repository for version control
 
git init
Add all files Git staging area
 
git add .
Commit staging files to Git repository
 
git commit -am "­Initial commit­"
You've now created a project and committed it to a Git reposi­tory. Additi­onally, you could also set up a remote repository on GitHub.

Generate a model

Generate model
 
rails generate model <mo­del­_na­me> <at­tri­but­e1>­:<t­ype> <at­tri­but­e2>­:<t­ype>
Apply migration and create table
 
rails db:migrate