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Introduction to Ruby and Object Oriented Programming
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Chapter 1: Getting Started with Web Development
1. Goals of the Intro Course
2. Guidelines for Learning
Chapter 2: Ruby Fundamentals
1. Introduction to Ruby
2. Setting up your environment
3. Super basic command line crash course
4. Your First Ruby Program
5. Math is easy
6. Strings
7. Variables
8. Arrays
9. Hashes
10. Looping and Iterating
11. Defining our own methods
12. Conditionals and Logical Operators
Chapter 3: Object oriented programming
1. Introduction to Object Oriented Programming
2. Classes
3. Instance Variables
4. attr_reader and attr_writer
5. Instance Methods, Class Methods, and Encapsulation
6. Inheritance
Chapter 4: Ruby challenges
1. FooBar Challenge
2. Test-First Ruby: Hello
3. Challenge: Temperature Conversion
4. Challenge: Ordinal
5. Challenge: Building a Deck of Cards
Introduction to Ruby and Object Oriented Programming > Object oriented programming
Quiz - 4. attr_reader and attr_writer
Q1.
attr_accessor method
is defined under the initialize method of the class.
combines the attr_reader and attr_writer methods.
allows single instance variable declaration.
works inside the instance of the class.
Q2.
attr_reader method
are defined just under the 'class' keyword.
requires us to writer getters.
requires variable to be set before usage.
works with local variables of the class as well.
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