Ruby Essentials

Introduction
Welcome
Using the exercise files

1. Getting Started with Ruby
Introducing Ruby
Installing Ruby on a Mac
Installing Ruby on Windows
Using Ruby
Interactive Ruby Shell (IRB)
Documentation

2. Ruby Object Types
Objects
Variables
Integers
Floats
Strings
Arrays
Array methods
Hashes
Symbols
Booleans
Ranges
Constants

3. Control Structures
Conditionals: if, else, elsif
Conditionals: unless, case
Loops
Iterators

4. Code Blocks
What is a code block?
Find
Merge
Collect
Sort
Inject

5. Methods
Defining and calling methods
Variable scope in methods
Arguments
Argument default values
Return value
Operators are also methods

6. Classes
Defining and using classes
Instances
Attributes
Reader/writer methods
Attribute methods
Initialize method
Class methods
Class attributes
Class reader/writer methods
Inheritance
Subclass overriding
Accessing the superclass

7. Modules
Namespacing
Mixins
Load, require, and include
Enumerable as a mixin

8. Working with Files
Input/output basics
File system basics
File paths
Accessing files
Writing to files
Reading from files
File pointer
Renaming and deleting files
Examining file details
Working with directories

9. Ruby Project: Creating the Food Finder
Project overview
Application paths
Guide class
Restaurant class
Accessing the restaurant file
Handling input in the action loop
Limiting input
Adding restaurants
Refactoring the add action
Listing restaurants
Improving output
Finding restaurants
Sorting

Conclusion
Goodbye