What are instance variables in Ruby?
ruby - How do I use instance variables initialized in my initialize method in other methods? - Stack Overflow
unit testing - Ruby TestCase: Define instance variable in `self.startup` method - Stack Overflow
Understanding Ruby Classes
The Magic of Class-level Instance Variables | AppSignal Blog
Class Variables vs Instance Variables in Python
Object-Oriented Programming & Method Privacy in Ruby – techfox_uk
Ruby — @@, @, self and validation | by Jeff Simon | Medium
Variables in Ruby. An essential object to which very few… | by Juzer Shakir | Medium
How to Dynamically Create Instance Variables in Ruby
Instance Variable Performance | Tenderlove Making
Understanding class instance variables in Ruby · Codegram
We have instance variables to remember the state of an object, then why do we need local variables inside methods of a class? - Quora
Understanding Ruby's defined? Keyword
Object-Oriented Programming & Method Privacy in Ruby – techfox_uk
Creating an Object · Ruby Basics
How to Check if a Variable is Defined with Ruby's defined? Keyword : r/ruby
Ruby Memoization and Alternatives
When not to use instance variables in RSpec | Tom de Bruijn
Ruby Variables | How to Declare & Initialize Variables in Ruby?
Class Variable, Class Methods, and SELF in RUBY | by Tamara Jarvis | Geek Culture | Medium
Class variables vs class instance variables in Ruby
Assigns in Ruby on Rails — How you can test instance variables in views and controllers | HackerNoon
Variable Scope and Variable Types in Ruby
vs. self in Ruby. When I first started out with object… | by Sydney Garay | Medium
Ruby — @@, @, self and validation | by Jeff Simon | Medium
