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| Foreword | |
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| About the Author | |
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| About the Technical Reviewers | |
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| Acknowledgments | |
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| Introduction | |
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| Foundations and Scaffolding | |
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| Let's Get It Started: Installing Ruby | |
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| Installing Ruby | |
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| Windows | |
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| Apple Mac OS X | |
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| Linux | |
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| Other Platforms | |
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| Summary | |
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| Programming == Joy: A Whistle-Stop Tour of Ruby and Object Orientation | |
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| Baby Steps | |
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| Irb: interactive Ruby | |
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| Ruby Is English for Computers | |
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| Why Ruby Makes a Great Programming Language | |
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| Trails for the Mind | |
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| Turning Ideas into Ruby Code | |
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| How Ruby Understands Concepts with Objects and Classes | |
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| The Making of a Man | |
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| Basic Variables | |
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| From People to Pets | |
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| Everything Is an Object | |
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| Kernel Methods | |
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| Passing Data to Methods | |
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| Using the Methods of the String Class | |
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| Using Ruby Without Object Orientation | |
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| Summary | |
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| Ruby's Building Blocks: Data, Expressions, and Flow Control | |
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| Numbers and Expressions | |
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| Basic Expressions | |
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| Variables | |
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| Comparison Operators and Expressions | |
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| Looping Through Numbers with Blocks and Iterators | |
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| Floating Point Numbers | |
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| Constants | |
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| Text and Strings | |
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| String Literals | |
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| String Expressions | |
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| Interpolation | |
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| String Methods | |
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| Regular Expressions and String Manipulation | |
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| Arrays and Lists | |
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| Basic Arrays | |
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| Splitting Strings Into Arrays | |
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| Array Iteration | |
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| Other Array Methods | |
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| Hashes | |
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| Basic Hash Methods | |
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| Hashes Within Hashes | |
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| Flow Control | |
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| If and unless | |
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| ?:, The Ternary Operator | |
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| Elsif and case | |
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| While and until | |
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| Code Blocks | |
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| Other Useful Building Blocks | |
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| Dates and Times | |
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| Large Numbers | |
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| Ranges | |
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| Symbols | |
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| Converting Between Classes | |
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| Summary | |
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| Developing a Basic Ruby Application | |
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| Working with Source Code Files | |
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| Creating a Test File | |
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| The Test Source Code File | |
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| Running Your Source Code | |
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| Our Application: A Text Analyzer | |
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| Required Basic Features | |
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| Building the Basic Application | |
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| Obtaining Some Dummy Text | |
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| Loading Text Files and Counting Lines | |
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| Counting Characters | |
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| Counting Words | |
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| Counting Sentences and Paragraphs | |
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| Calculating Averages | |
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| The Source Code So Far | |
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| Adding Extra Features | |
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| Percentage of "Useful" Words | |
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| Summarizing by Finding "Interesting" Sentences | |
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| Analyzing Files Other than text.txt | |
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| The Completed Program | |
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| Summary | |
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| The Ruby Ecosystem | |
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| Ruby's History | |
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| The Land of the Rising Sun | |
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| Ruby's Influences | |
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| Go West | |
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| Ruby on Rails | |
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| Why Rails Came into Existence | |
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| How the Web (2.0) Was Won | |
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| The Open Source Culture | |
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| What Is Open Source? | |
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| Where and How to Get Help | |
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| Mailing Lists | |
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| Usenet Newsgroups | |
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| Internet Relay Chat (IRC) | |
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| Documentation | |
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| Forums | |
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| Joining the Community | |
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| Give Help to Others | |
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| Contribute Code | |
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| Weblogs | |
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| Summary | |
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| The Core of Ruby | |
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| Classes, Objects, and Modules | |
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| Why Use Object Orientation? | |
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| Object Orientation Basics | |
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| Local, Global, Object, and Class Variables | |
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| Class Methods vs. Object Methods | |
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| Inheritance | |
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| Overriding Existing Methods | |
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| Reflection and Discovering an Object's Methods | |
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| Encapsulation | |
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| Polymorphism | |
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| Nested Classes | |
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| The Scope of Constants | |
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| Modules, Namespaces, and Mix-Ins | |
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| Namespaces | |
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| Mix-ins | |
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| Building a Dungeon Text Adventure with Objects | |
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| Dungeon Concepts | |
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| Creating the Initial Classes | |
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| Structs: Quick and Easy Data Classes | |
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| Creating Rooms | |
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| Making the Dungeon Work | |
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| Summary | |
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| Projects and Libraries | |
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| Projects and Using Code from Other Files | |
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| Basic File Inclusion | |
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| Inclusions from Other Directories | |
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| Logic and Including Code | |
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| Nested Inclusions | |
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| Libraries | |
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| The Standard Libraries | |
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| RubyGems | |
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| Summary | |
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| Documentation, Error Handling, Debugging, and Testing | |
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| Documentation | |
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| Generating Documentation with RDoc | |
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| RDoc Techniques | |
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| Debugging and Errors | |
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| Exceptions and Error Handling | |
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| Catch and Throw | |
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| The Ruby Debugger | |
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| Testing | |
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| The Philosophy of Test-Driven Development | |
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| Unit Testing | |
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| More Test::Unit Assertions | |
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| Benchmarking and Profiling | |
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| Simple Benchmarking | |
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| Profiling | |
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| Summary | |
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| Files and Databases | |
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| Input and Output | |
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| Keyboard Input | |
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| File I/O | |
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| Basic Databases | |
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| Text File Databases | |
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| Storing Objects and Data Structures | |
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| Relational Databases and SQL | |
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| Relational Database Concepts | |
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| The Big Four: MySQL, PostgreSQL, Oracle, and SQLite | |
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| Installing SQLite | |
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| A Crash Course in Basic Database Actions and SQL | |
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| Using SQLite with Ruby | |
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| Connecting to Other Database Systems | |
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| ActiveRecord: A Sneak Peek | |
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| Summary | |
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| Deploying Ruby Applications and Libraries | |
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| Distributing Basic Ruby Programs | |
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| The Shebang Line | |
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| Associated File Types in Windows | |
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| "Compiling" Ruby | |
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| Detecting Ruby's Runtime Environment | |
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| Easy OS Detection with RUBY_PLATFORM | |
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| Environment Variables | |
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| Accessing Command Line Arguments | |
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| Distributing and Releasing Ruby Libraries As Gems | |
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| Creating a Gem | |
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| Distributing a Gem | |
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| RubyForge | |
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| Deploying Ruby Applications As Remote Services | |
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| CGI Scripts | |
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| Generic HTTP Servers | |
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| Remote Procedure Calls | |
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| Summary | |
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| Advanced Ruby Features | |
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| Dynamic Code Execution | |
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| Bindings | |
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| Other Forms of eval | |
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| Creating Your Own Version of attr_accessor | |
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| Running Other Programs from Ruby | |
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| Getting Results from Other Programs | |
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| Transferring Execution to Another Program | |
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| Running Two Programs at the Same Time | |
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| Interacting with Another Program | |
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| Safely Handling Data and Dangerous Methods | |
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| Tainted Data and Objects | |
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| Safe Levels | |
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| Working with Microsoft Windows | |
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| Using the Windows API | |
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| Controlling Windows Programs | |
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| Threads | |
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| Basic Ruby Threads in Action | |
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| Advanced Thread Operations | |
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| RubyInline | |
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| Why Use C As an Inline Language? | |
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| Creating a Basic Method or Function | |
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| Benchmarking C vs. Ruby | |
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| Unicode and UTF-8 Support | |
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| Summary | |
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| Tying It Together: Developing a Larger Ruby Application | |
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| Let's Build a Bot | |
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| What Is a Bot? | |
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| Why a Bot? | |
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| How? | |
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| Creating a Text Processing Tools Library | |
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| Building the WordPlay Library | |
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| Testing the Library | |
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| Wordplay's Source Code | |
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| Building the Bot's Core | |
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| The Program's Life Cycle and Parts | |
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| Bot Data | |
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| Constructing the Bot Class and Data Loader | |
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| The response_to Method | |
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| Playing with the Bot | |
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| Main Bot Code Listings | |
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| Bot.rb | |
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| Basic_client.rb | |
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| Extending the Bot | |
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| Using Text Files As a Source of Conversation | |
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| Connecting the Bot to the Web | |
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| Bot-to-Bot Conversations | |
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| Summary | |
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| Ruby Online | |
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| Ruby on Rails: Ruby's Killer App | |
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| First Steps | |
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| What Is Rails and Why Use It? | |
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| Installing Rails | |
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| Database Considerations | |
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| Building a Basic Rails Application | |
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| Creating a Blank Rails Application | |
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| Database Initialization | |
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| Creating a Model and Migrations | |
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| Scaffolding | |
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| Controllers and Views | |
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| Routing | |
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| Model Relationships | |
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| Sessions and Filters | |
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| Other Features | |
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| Layouts | |
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| Testing | |
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| Plugins | |
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| References and Demo Applications | |
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| Reference Sites and Tutorials | |
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| Example Rails Applications | |
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| Summary | |
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| Ruby and the Internet | |
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| HTTP and the Web | |
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| Downloading Web Pages | |
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| Generating Web Pages and HTML | |
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| Processing Web Content | |
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| E-Mail | |
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| Receiving Mail with POP3 | |
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| Sending Mail with SMTP | |
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| Sending Mail with ActionMailer | |
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| File Transfers with FTP | |
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| Connection and Basic FTP Actions | |
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| Downloading Files | |
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| Uploading Files | |
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| Summary | |
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| Networking, Sockets, and Daemons | |
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| Networking Concepts | |
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| TCP and UDP | |
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| IP Addresses and DNS | |
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| Basic Network Operations | |
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| Checking Machine and Service Availability | |
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| Performing DNS Queries | |
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| Connecting to a TCP Server Directly | |
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| Servers and Clients | |
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| UDP Client and Server | |
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| Building a Simple TCP Server | |
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| Multi-Client TCP Servers | |
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| GServer | |
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| A GServer-Based Chat Server | |
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| Web/HTTP Servers | |
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| Daemon Processes | |
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| Summary | |
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| Useful Ruby Libraries and Gems | |
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| Abbrev | |
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| Installation | |
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| Examples | |
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| Further Information | |
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| Base64 | |
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| Installation | |
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| Examples | |
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| Further Information | |
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| BlueCloth | |
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| Installation | |
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| Examples | |
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| Further Information | |
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| Cgi | |
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| Installation | |
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| Examples | |
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| Further Information | |
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| Chronic | |
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| Installation | |
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| Examples | |
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| Further Information | |
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| Digest | |
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| Installation | |
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| Examples | |
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| Further Information | |
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| English | |
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| Installation | |
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| Examples | |
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| Further Information | |
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| ERB | |
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| Installation | |
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| Examples | |
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| Further Information | |
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| FasterCSV | |
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| Installation | |
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| Examples | |
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| Further Information | |
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| Iconv | |
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| Installation | |
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| Examples | |
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| Further Information | |
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| Logger | |
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| Installation | |
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| Examples | |
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| Further Information | |
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| Pp | |
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| Installation | |
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| Examples | |
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| Further Information | |
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| RedCloth | |
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| Installation | |
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| Examples | |
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| Further Information | |
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| StringScanner | |
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| Installation | |
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| Examples | |
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| Further Information | |
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| Tempfile | |
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| Installation | |
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| Examples | |
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| Further Information | |
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| Uri | |
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| Installation | |
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| Examples | |
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| Further Information | |
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| Zlib | |
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| Installation | |
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| Examples | |
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| Further Information | |
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| Ruby Primer and Review for Developers | |
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| The Basics | |
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| Definition and Concepts | |
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| The Ruby Interpreter and Running Ruby Code | |
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| Interactive Ruby | |
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| Expressions, Logic, and Flow Control | |
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| Basic Expressions | |
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| Class Mismatches | |
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| Comparison Expressions | |
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| Flow | |
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| Object Orientation | |
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| Objects | |
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| Classes and Methods | |
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| Reflection | |
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| Reopening Classes | |
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| Method Visibility | |
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| Data | |
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| Strings | |
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| Regular Expressions | |
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| Numbers | |
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| Arrays | |
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| Hashes (Associative Arrays) | |
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| Complex Structures | |
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| Input/Output | |
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| Files | |
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| Databases | |
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| Web Access | |
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| Libraries | |
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| File Organization | |
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| Packaging | |
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| Ruby Reference | |
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| Useful Classes and Methods | |
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| Array | |
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| Bignum and Fixnum | |
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| Enumerable | |
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| Float | |
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| Hash | |
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| Integer | |
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| Numeric | |
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| Object | |
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| String | |
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| Regular Expression Syntax | |
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| Regular Expression Options | |
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| Special Characters and Formations | |
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| Character and Sub-Expression Suffixes | |
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| Exception Classes | |
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| Special Variables | |
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| Ruby License | |
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| Useful Resources | |
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| References | |
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| Ruby | |
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| Ruby on Rails | |
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| Blogs | |
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| Aggregators and Community Blogs | |
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| Personal Blogs | |
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| Forums and Newsgroups | |
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| Mailing Lists | |
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| Real-Time Chat | |
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| Tutorials and Guides | |
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| Installation | |
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| Ruby and Techniques | |
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| Ruby on Rails | |
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| Other | |
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| Index | |