Learn to Program, 2nd Edition

Table of contents

1. Learn to Program
   1. Copyright
   2. For the Best Reading Experience...
   3. Table of Contents
   4. Preface to the Second Edition
   5. Introduction
      1. What Is Programming?
      2. Programming Languages
      3. The Art of Programming
   6. Chapter 1: Getting Started
      1. Windows
      2. Mac OS X
      3. Linux
   7. Chapter 2: Numbers
      1. Did It Work?
      2. Introduction to puts
      3. Integer and Float
      4. Simple Arithmetic
      5. A Few Things to Try
   8. Chapter 3: Letters
      1. String Arithmetic
      2. 12 vs. ’12’
      3. Problems
   9. Chapter 4: Variables and Assignment
   10. Chapter 5: Mixing It Up
       1. Conversions
       2. Another Look at puts
       3. The gets Method
       4. Did It Work?
       5. The chomp Method
       6. A Few Things to Try
       7. Mind Your Variables
   11. Chapter 6: More About Methods
       1. Fancy String Methods
       2. A Few Things to Try
       3. Higher Math
       4. More Arithmetic
       5. Random Numbers
       6. The Math Object
   12. Chapter 7: Flow Control
       1. Comparison Methods
       2. Branching
       3. Looping
       4. A Little Bit of Logic
       5. A Few Things to Try
   13. Chapter 8: Arrays and Iterators
       1. The Method each
       2. More Array Methods
       3. A Few Things to Try
   14. Chapter 9: Writing Your Own Methods
       1. Method Parameters
       2. Local Variables
       3. Experiment: Duby
       4. Return Values
       5. A Few Things to Try
   15. Chapter 10: 10:
       1. Recursion
       2. Rite of Passage: Sorting
       3. A Few Things to Try
       4. One More Example
       5. A Few More Things to Try
   16. Chapter 11: Reading and Writing, Saving and Loading, Yin and…Something Else
       1. Doing Something
       2. The Thing About Computers…
       3. Saving and Loading for Grown-Ups
       4. YAML
       5. Diversion: Double-Quoted Strings
       6. Back to Our Regularly Scheduled Programming
       7. Renaming Your Photos
       8. A Few Things to Try
   17. Chapter 12: New Classes of Objects
       1. The Time Class
       2. A Few Things to Try
       3. The Hash Class
       4. Ranges
       5. Stringy Superpowers
       6. A Few More Things to Try
       7. Classes and the Class Class
   18. Chapter 13: Creating New Classes, Changing Existing Ones
       1. A Few Things to Try
       2. Creating Classes
       3. Instance Variables
       4. new vs. initialize
       5. Baby Dragon
       6. A Few More Things to Try
   19. Chapter 14: Blocks and Procs
       1. Methods That Take Procs
       2. Methods That Return Procs
       3. Passing Blocks (Not Procs) into Methods
       4. A Few Things to Try
   20. Chapter 15: Beyond This Fine Book
       1. irb: Interactive Ruby
       2. The PickAxe: Programming Ruby
       3. Ruby-Talk: The Ruby Mailing List
       4. Tim Toady
       5. THE END
   21. Appendix 1: Possible Solutions
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