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Ruby on Rails 3 Tutorial: Learn Rails by Example

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Product Author Bios

Michael Hartl is a programmer, educator, and entrepreneur. He coauthored RailsSpace (Addison-Wesley, 2008), and was cofounder and lead developer of Insoshi, a popular social networking platform based on Rails. He previously taught theoretical and computational physics at the California Institute of Technology, earning the Caltech Lifetime Achievement Award for Excellence in Teaching. Michael is a graduate of Harvard College, holds a Ph.D. in physics from Caltech, and is an alumnus of the Y Combinator entrepreneur program.

Ruby on Rails™ 3 Tutorial: Learn Rails by Example by Michael Hartl has become a must read for developers learning how to build Rails apps.”

—Peter Cooper, Editor of Ruby Inside

 

Using Rails 3, developers can build web applications of exceptional elegance and power. Although its remarkable capabilities have made Ruby on Rails one of the world’s most popular web development frameworks, it can be challenging to learn and use. Ruby on Rails™ 3 Tutorial is the solution. Leading Rails developer Michael Hartl teaches Rails 3 by guiding you through the development of your own complete sample application using the latest techniques in Rails web development.

 

Drawing on his experience building RailsSpace, Insoshi, and other sophisticated Rails applications, Hartl illuminates all facets of design and implementation—including powerful new techniques that simplify and accelerate development.

 

You’ll find integrated tutorials not only for Rails, but also for the essential Ruby, HTML, CSS, JavaScript, and SQL skills you’ll need when developing web applications. Hartl explains how each new technique solves a real-world problem, and he demonstrates this with bite-sized code that’s simple enough to understand, yet novel enough to be useful. Whatever your previous web development experience, this book will guide you to true Rails mastery.

 

This book will help you

  • Install and set up your Rails development environment
  • Go beyond generated code to truly understand how to build Rails applications from scratch
  • Learn Test Driven Development (TDD) with RSpec
  • Effectively use the Model-View-Controller (MVC) pattern
  • Structure applications using the REST architecture
  • Build static pages and transform them into dynamic ones
  • Master the Ruby programming skills all Rails developers need
  • Define high-quality site layouts and data models
  • Implement registration and authentication systems, including validation and secure passwords
  • Update, display, and delete users
  • Add social features and microblogging, including an introduction to Ajax
  • Record version changes with Git and share code at GitHub
  • Simplify application deployment with Heroku

Author's Site

Please visit the companion site at railstutorial.org.

Customer Reviews

66 of 72 people found the following review helpful
5.0 out of 5 stars An excellent resource in a wilderness of hell, December 27, 2010
By 
Dean Eikleberry (Hollywood, California United States) - See all my reviews
(REAL NAME)   
Amazon Verified Purchase(What's this?)
This review is from: Ruby on Rails 3 Tutorial: Learn Rails by Example (Addison-Wesley Professional Ruby Series) (Paperback)
There are as many rails tutorials on the web and in book form as there are ruby methods. An infinite expanse of information - most of it leading to heartbreak and frustration.

Hartl, with this book as well as the first venture, takes the reader by the hand and gently guides him/her/it/them/monkeybacon through the world of ruby and ruby on rails with the excitement and ease a master has when taking students along for a ride.

I have a collection of books and tutorials and, WITHOUT FAIL, each and every one of them ends somewhere with some sort of mistake in code that I've never been able to get over (including the first book by Hartl, by the way). Not so with this one. I completed the project outlined in this book. First time that's happened with any of the other books/tutorials.

As I am a functioning idiot, this is no mean feat. It is quite an accomplishment. Not by me, but by the author.

If you are able to view the tutorial videos, those will... Read more
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50 of 55 people found the following review helpful
2.0 out of 5 stars Great book but poor Kindle version, February 26, 2011
Amazon Verified Purchase(What's this?)
This is an exceptionally well-written tutorial, probably the best way to learn Ruby on Rails. The Kindle version, however, is very poorly done. Code listings are shown as images on the Kindle -- with small grey font which is very difficult to read even when zoomed-in. Furthermore, text search does not include the code listings and command examples. For example, I needed to find an explanation of the command "rake db:test:prepare" but got back "0 matches found".

Though the Kindle edition is awful, the excellent content is accessible on web pages for free at [...]. There, one can also purchase a (fully searchable) PDF version directly from the author.

I don't know whether it's Amazon's or the publisher's fault, but the Kindle edition of this book is a complete waste of money.
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16 of 16 people found the following review helpful
5.0 out of 5 stars A must-read for any RoR novice, January 6, 2011
By 
Mr. Andrew Terry "AndrewTerry" (Brackley, Northants, UK) - See all my reviews
(REAL NAME)   
This review is from: Ruby on Rails 3 Tutorial: Learn Rails by Example (Addison-Wesley Professional Ruby Series) (Paperback)
While there are tons of other RoR tutorials out there, they all usually reach a point where the gently increasing learning curve suddenly goes vertical. Not so with this book.

The author doesn't make things overly complicated, makes it clear when you need to be aware of new concepts and when not to worry (because it'll be covered later), and while this book does follow the traditional "develop an app while learning" method, it does so while introducing you to tools and techniques that Rails developers use in the real world. Before you know it, you'll be creating new git repos, pushing them to Github, creating branches for new developments and using test driven development (with tools like Rspec) to test your new code. If most of that went over your head *and* you want to learn Rails, you *need* this book.

Interestingly, he demonstrates how you can create working Rails apps with a minimal knowledge of Ruby - which kills the assumption that Rails neophytes need to... Read more
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Online Sample Chapter

Ruby on Rails 3 Tutorial: From Zero to Deploy

Table of Contents

Foreword by Derek Sivers         xv

Foreword by Obie Fernandez         xvii

Acknowledgments         xix

About the Author         xxi

 

Chapter 1: From Zero to Deploy         1

1.1 Introduction   3

1.2 Up and Running   9

1.3 Version Control with Git   24

1.4 Deploying   35

1.5 Conclusion   40

 

Chapter 2: A Demo App         41

2.1 Planning the Application   41

2.2 The Users Resource   44

2.3 The Microposts Resource   58

2.4 Conclusion   69

 

Chapter 3: Mostly Static Pages          71

3.1 Static Pages   74

3.2 Our First Tests   84

3.3 Slightly Dynamic Pages   103

3.4 Conclusion   115

3.5 Exercises   116

 

Chapter 4: Rails-Flavored Ruby         119

4.1 Motivation   119

4.2 Strings and Methods   125

4.3 Other Data Structures   134

4.4 Ruby Classes   144

4.5 Exercises   154

 

Chapter 5: Filling in the Layout         157

5.1 Adding Some Structure   157

5.2 Layout Links   177

5.3 User Signup: A First Step   186

5.4 Conclusion   191

5.5 Exercises   191

 

Chapter 6: Modeling and Viewing Users, Part I         193

6.1 User Model   194

6.2 User Validations   210

6.3 Viewing Users   227

6.4 Conclusion   236

6.5 Exercises   237

 

Chapter 7: Modeling and Viewing Users, Part II         239

7.1 Insecure Passwords   239

7.2 Secure Passwords   250

7.3 Better User Views   262

7.4 Conclusion   279

7.5 Exercises   280

 

Chapter 8 Sign Up 283

8.1 Signup Form 283

8.2 Signup Failure 292

8.3 Signup Success 305

8.4 RSpec Integration Tests 313

8.5 Conclusion 321

8.6 Exercises 321

 

Chapter 9: Sign In, Sign Out         325

9.1 Sessions  325

9.2 Signin Failure   332

9.3 Signin Success   338

9.4 Signing Out   354

9.5 Conclusion   363

9.6 Exercises   363

 

Chapter 10: Updating, Showing, and Deleting Users         365

10.1 Updating Users   365

10.2 Protecting Pages   376

10.3 Showing Users   384

10.4 Destroying Users   399

10.5 Conclusion   408

10.6 Exercises   409

 

Chapter 11: User Microposts         411

11.1 A Micropost Model   411

11.2 Showing Microposts   425

11.3 Manipulating Microposts   434

11.4 Conclusion   457

11.5 Exercises   458

 

Chapter 12: Following Users         461

12.1 The Relationship Model   463

12.2 A Web Interface for Following and Followers   482

12.3 The Status Feed   507

12.4 Conclusion   519

12.5 Exercises   523

 

Index         527

Sample Pages

Download the sample pages (includes Chapter 1 and Index)

 
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