Ruby Quick Syntax Reference

Table of contents

1. Cover
2. Title
3. Copyright
4. Dedication
5. Contents at a Glance
6. Contents
7. About the Author
8. About the Technical Reviewer
9. Acknowledgments
10. Introduction
11. Chapter 1: Introducing Ruby
    1. Installing Ruby
       1. Installing on Linux or Mac OS X
       2. Installing on Windows
    2. A Quick Tour
       1. irb: The Interactive Ruby Shell
       2. Object-Oriented
       3. Blocks and Iterators
       4. Modules
       5. Duck Typing
    3. Where to Find Ruby Documentation
       1. RDoc and ri
12. Chapter 2: Operators
    1. Expressions
    2. Operators
       1. Arithmetic: + - * / %
       2. Shift or Append: << >>
       3. Comparison: < <= > >= <=>
       4. Booleans: & || ! and or not
       5. Ranges: .. …
13. Chapter 3: Strings
    1. String Literals
    2. String Methods
    3. Concatenating Strings
    4. Repeating Strings
    5. Extracting Strings
    6. Utilizing Strings
14. Chapter 4: Arrays
    1. Creating Arrays
    2. Accessing Array Elements
    3. Accessing Array Elements (Part 2)
    4. Adding/Removing Items from an Array
    5. Looping Through Arrays
    6. Selecting Elements from an Array
    7. Exercise
15. Chapter 5: Hashes
    1. Creating Hashes
    2. Hash Information
    3. Sorting Hash Elements
    4. Accessing Hash Elements
    5. Looping Through Hashes
    6. Altering Hashes
    7. Merging Hashes
    8. Exercise
16. Chapter 6: Numbers
    1. Creating Numbers
    2. Numeric Alterations
    3. Numeric Comparisons
    4. Exercise
17. Chapter 7: Booleans
    1. Creating Boolean Values
    2. Expression Tests
    3. Comparative Operators
18. Chapter 8: Objects
    1. Constants
       1. ARGF
       2. ARGV
       3. DATA
       4. ENV
       5. RUBY_*
       6. STDERR
       7. STDIN
       8. STDOUT
       9. TOPLEVEL_BINDING
       10. TRUE/FALSE/NIL
    2. Comparisons
    3. Duplication of Objects
    4. Freezing of Objects
    5. Object Metadata
19. Chapter 9: Loops and Iterators
    1. Loop Method
    2. While Loop
    3. Until Loop
    4. While and Until Loops – Alternative Syntax
    5. For Loop
    6. Each Iterator
    7. The Times Iterator
    8. Upto and Step Iterators
    9. Each_Index Iterator
    10. Exercise
20. Chapter 10: Functions and Methods
    1. Defining and Calling Methods
    2. Default Parameters
    3. Initialize Method
    4. Returns
    5. Returning Multiple Values
    6. Complex Methods
    7. Named and Variable Parameters
    8. Aliasing a Method
    9. Un-defining a Method
    10. Class Methods versus Instance Methods
    11. Exercise
21. Chapter 11: Classes and Modules
    1. Properties
    2. Constructors
    3. Private Methods
    4. Protected Methods
    5. Modules
    6. Ruby Class Variables
       1. Local Variables
       2. Instance Variables
       3. Class Variable
       4. Global Variable
22. Chapter 12: Blocks, Procs, and Lambdas
    1. Blocks
    2. Yield
    3. Procs
    4. Lambdas
23. Chapter 13: Errors and Exceptions
    1. Errors
       1. Catching Errors and Exceptions
       2. Raising Exceptions
       3. Creating Our Own Exceptions
       4. Ensure
       5. Throw/Catch
24. Chapter 14: Input/Output
    1. File Input/Output
    2. Seek Types
    3. File Modes
    4. Network Input/Output
    5. Higher Level Network Input/Output
25. Chapter 15: Files and Directories
    1. Directory Modification
    2. File Access
    3. File Modification
26. Chapter 16: Metaprogramming
    1. Classes
    2. Method Calls
27. Index