Ruby Pocket Reference, 2nd Edition

Table of Contents

1. 1. Ruby Pocket Reference
   1. Introduction
   2. Conventions Used in This Book
   3. Using Code Examples
   4. Safari® Books Online
   5. How to Contact Us
   6. Acknowledgments
   7. Running Ruby
      1. Running the Ruby Interpreter
   8. Interactive Ruby (irb)
      1. Using a Shebang Comment on Unix/Linux
      2. Associating File Types on Windows
   9. Ruby’s Keywords
   10. Ruby’s Operators
   11. Comments
   12. Numbers
   13. Variables
       1. Local Variables
       2. Instance Variables
       3. Class Variables
       4. Global Variables
       5. Constants
       6. Parallel Variable Assignment
   14. Symbols
   15. Predefined Global Variables
   16. Keyword Literals
   17. Global Constants
   18. Ranges
   19. Methods
       1. Block Arguments
       2. Return Values
       3. Method Name Conventions
       4. Default Arguments
       5. Variable Arguments
       6. Aliasing Methods
       7. Blocks
       8. Procs
   20. Conditional Statements
       1. Flow Control
       2. The if Statement
       3. The unless Statement
       4. The while Statement
       5. The until Statement
       6. The case Statement
       7. The for Loop
       8. The Conditional Operator
       9. Executing Code Before or After a Program
   21. Classes
       1. Reopening a Ruby Class
       2. Instance Variables
       3. Accessors
       4. Class Variables
       5. Class Methods
       6. Singletons
       7. Inheritance
       8. Abstract Classes
       9. Anonymous Classes
       10. Public, Private, and Protected
       11. Modules and Mixins
   22. Files
       1. Creating a New File
       2. Opening an Existing File
       3. ARGV and ARGF
       4. Renaming and Deleting Files
       5. File Inquiries
       6. File Modes and Ownership
   23. The IO Class
   24. Exception Handling
       1. The rescue and ensure Clauses
       2. The raise Method
       3. The catch and throw Methods
   25. BasicObject Class
       1. BasicObject Public Instance Methods
   26. Object Class
       1. Object Public Instance Methods
   27. Kernel Module
   28. String Class
       1. String Literals
       2. String Concatenation
       3. Expression Substitution
       4. General Delimited Strings
       5. Here Documents
       6. Escape Characters
       7. Character Encoding
       8. Regular Expressions
       9. String Methods
   29. Array Class
       1. Creating Arrays
       2. Array Class Methods
       3. Array Instance Methods
   30. Hash Class
       1. Creating Hashes
       2. Hash Class Methods
       3. Hash Instance Methods
   31. Time Formatting Directives
   32. Ruby Documentation
   33. RubyGems
   34. Rake
   35. Ruby Resources
2. Glossary
3. Index