Table of content
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Ruby Cookbook Authors: Carlson L., Richardson L. Published year: Pages: 1/399 |
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- Recipe 5.5. Using an Array or Other Modifiable Object as a Hash Key
- Recipe 5.6. Keeping Multiple Values for the Same Hash Key
- Recipe 5.7. Iterating Over a Hash
- Recipe 5.8. Iterating Over a Hash in Insertion Order
- Recipe 5.9. Printing a Hash
- Recipe 5.10. Inverting a Hash
- Recipe 5.11. Choosing Randomly from a Weighted List
- Recipe 5.12. Building a Histogram
- Recipe 5.13. Remapping the Keys and Values of a Hash
- Recipe 5.14. Extracting Portions of Hashes
- Recipe 5.15. Searching a Hash with Regular Expressions
- Chapter 6. Files and Directories
- Recipe 6.1. Checking to See If a File Exists
- Recipe 6.2. Checking Your Access to a File
- Recipe 6.3. Changing the Permissions on a File
- Recipe 6.4. Seeing When a File Was Last Used Problem
- Recipe 6.5. Listing a Directory
- Recipe 6.6. Reading the Contents of a File
- Recipe 6.7. Writing to a File
- Recipe 6.8. Writing to a Temporary File
- Recipe 6.9. Picking a Random Line from a File
- Recipe 6.10. Comparing Two Files
- Recipe 6.11. Performing Random Access on
- Recipe 6.12. Walking a Directory Tree
- Recipe 6.13. Locking a File
- Recipe 6.14. Backing Up to Versioned Filenames
- Recipe 6.15. Pretending a String Is a File
- Recipe 6.16. Redirecting Standard Input or Output
- Recipe 6.17. Processing a Binary File
- Recipe 6.18. Deleting a File
- Recipe 6.19. Truncating a File
- Recipe 6.20. Finding the Files You Want
- Recipe 6.21. Finding and Changing the Current Working Directory
- Chapter 7. Code Blocks and Iteration
- Recipe 7.1. Creating and Invoking a Block
- Recipe 7.2. Writing a Method That Accepts a Block
- Recipe 7.3. Binding a Block Argument to a Variable
- Recipe 7.4. Blocks as Closures: Using Outside Variables Within a Code Block
- Recipe 7.5. Writing an Iterator Over a Data Structure
- Recipe 7.6. Changing the Way an Object Iterates
- Recipe 7.7. Writing Block Methods That Classify or Collect
- Recipe 7.8. Stopping an Iteration
- Recipe 7.9. Looping Through Multiple Iterables in Parallel
- Recipe 7.10. Hiding Setup and Cleanup in a Block Method
- Recipe 7.11. Coupling Systems Loosely with Callbacks
- Chapter 8. Objects and Classes8
- Recipe 8.1. Managing Instance Data
- Recipe 8.2. Managing Class Data
- Recipe 8.3. Checking Class or Module Membership
- Recipe 8.4. Writing an Inherited Class
- Recipe 8.5. Overloading Methods
- Recipe 8.6. Validating and Modifying Attribute Values
- Recipe 8.7. Defining a Virtual Attribute
- Recipe 8.8. Delegating Method Calls to Another Object
- Recipe 8.9. Converting and Coercing Objects to Different Types
- Recipe 8.10. Getting a Human-Readable Printout of Any Object
- Recipe 8.11. Accepting or Passing a Variable Number of Arguments
- Recipe 8.12. Simulating Keyword Arguments
- Recipe 8.13. Calling a Superclass s Method
- Recipe 8.14. Creating an Abstract Method
- Recipe 8.15. Freezing an Object to Prevent Changes
- Recipe 8.16. Making a Copy of an Object
- Recipe 8.17. Declaring Constants
- Recipe 8.18. Implementing Class and Singleton Methods
- Recipe 8.19. Controlling Access by Making Methods Private
- Chapter 9. Modules and Namespaces
- Recipe 9.1. Simulating Multiple Inheritance with Mixins
- Recipe 9.2. Extending Specific Objects with Modules
- Recipe 9.3. Mixing in Class Methods
- Recipe 9.4. Implementing Enumerable: Write One Method, Get 22 Free
- Recipe 9.5. Avoiding Naming Collisions with Namespaces
- Recipe 9.6. Automatically Loading Libraries as Needed
- Recipe 9.7. Including Namespaces
- Recipe 9.8. Initializing Instance Variables Defined by a Module
- Recipe 9.9. Automatically Initializing Mixed-In Modules
- Chapter 10. Reflection and Metaprogramming
- Recipe 10.1. Finding an Object s Class and Superclass
- Recipe 10.2. Listing an Object s Methods
- Recipe 10.3. Listing Methods Unique to an Object
- Recipe 10.4. Getting a Reference to a Method
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Ruby Cookbook Authors: Carlson L., Richardson L. Published year: Pages: 1/399 |
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