Effective Ruby: Consider Using a Default Hash Value

Learn Ruby | Hash Basics: Ruby Hash

How to Get a Value from a Hash in Ruby on Rails

067 how to set default values in rails 5

Set default values to model attributes using attribute method

Hashes in Ruby

Set default values to ActiveRecord attributes using callback

{ ruby_hashes } FOR COUNTING + A Quick Guide

Setting defaults in a Rails application

Hashes in Ruby

Ruby: Hashes

Hash Methods in Ruby

Ruby - Hashes

Ruby Hashes Intro (Computer Programming Coding Tutorial)

Ruby On Rails Tutorial | Hashes In Ruby

Rubyで2つのハッシュをマージする方法

The Humble Hash - Ariel Caplan

How to "Pretty Print" a Ruby Hash so that you can read it back into Ruby!

Hashes in Ruby - Coderbyte

ruby_hash.mov