Best-selling author and leading Rails developer Michael Hartl teaches Rails by guiding you through …
Best-selling author and leading Rails developer Michael Hartl teaches Rails by guiding you through the development of three sample applications of increasing sophistication, focusing on the fundamental techniques in web development needed for virtually any kind of application. The updates to this edition include full compatibility with Rails 6 and numerous new exercises interspersed in each lesson for maximum reinforcement. This indispensable guide provides integrated tutorials not only for Rails, but also for the essential Ruby, HTML, CSS, and SQL skills you need when developing web applications. Hartl explains how each new technique solves a real-world problem, and then he demonstrates it with bite-sized code that’s simple enough to understand while still being useful.
About the Instructor
Michael Hartl is the creator of the Ruby on Rails Tutorial, one of the leading introductions to web development, and is cofounder and principal author at Learn Enough. Previously, he was a physics instructor at the California Institute of Technology (Caltech), where he received a Lifetime Achievement Award for Excellence in Teaching. He is a graduate of Harvard College, has a PhD in Physics from Caltech, and is an alumnus of the Y Combinator entrepreneur program.
Skill Level
Introduction
Ruby on Rails 6: Introduction
Lesson 1: From Zero to Deploy
Topics
1.0 Introduction
1.1 Up and Running
1.1.1 Development Environment
1.1.2 Installing Rails
1.2 The First Application
1.2.1 Bundler
1.2.2 Rails Server
1.2.3 Model-View-Controller (MVC)
1.2.4 Hello, World!
1.3 Version Control with Git
1.3.1 Installation and Setup
1.3.2 What Good Does Git Do You?
1.3.3 GitHub
1.3.4 Branch, Edit, Commit, Merge
1.4 Deploying
1.4.1 Heroku Setup and Deployment
1.4.2 Heroku Commands
1.5 Conclusion
Lesson 2: A Toy App
Topics
2.0 Introduction
2.1 Planning the Application
2.1.1 A Toy Model for Users
2.1.2 A Toy Model for Microposts
2.2 The Users Resource
2.2.1 A User Tour
2.2.2 MVC in Action
2.2.3 Weaknesses of This Users Resource
2.3 The Microposts Resource
2.3.1 A Micropost Microtour
2.3.2 Putting the Micro in Microposts.
2.3.3 A User Has_Many Microposts
2.3.4 Inheritance Hierarchies
2.3.5 Deploying the Toy App
2.4 Conclusion
Lesson 3: Mostly Static Pages
Topics
3.0 Introduction
3.1 Sample App Setup
3.2 Static Pages
3.2.1 Generated Static Pages
3.2.2 Custom Static Pages
3.3 Getting Started with Testing
3.3.1 Our First Test
3.3.2 Red
3.3.3 Green
3.3.4 Refactor
3.4 Slightly Dynamic Pages
3.4.1 Testing Titles (Red)
3.4.2 Adding Page Titles (Green)
3.4.3 Layouts and Embedded Ruby (Refactor)
3.4.4 Setting the Root Route
3.5 Conclusion
3.6 Advanced Testing Setup
3.6.1 Minitest Reporters
3.6.2 Automated Tests with Guard
Lesson 4: Rails-flavored Ruby
Topics
4.0 Introduction
4.1 Motivation
4.1.1 Built-In Helpers
4.1.2 Custom Helpers
4.2 Strings and Methods
4.2.1 Strings
4.2.2 Objects and Message Passing
4.2.3 Method Definitions
4.2.4 Back to the Title Helper
4.3 Other Data Structures
4.3.1 Arrays and Ranges
4.3.2 Blocks
4.3.3 Hashes and Symbols
4.3.4 CSS Revisited
4.4 Ruby Classes
4.4.1 Constructors
4.4.2 Class Inheritance
4.4.3 Modifying Built-in Classes
4.4.4 A Controller Class
4.4.5 A User Class
4.5 Conclusion
Lesson 5: Filling in the Layout
Topics
5.0 Introduction
5.1 Adding Some Structure
5.1.1 Site Navigation
5.1.2 Bootstrap and Custom CSS
5.1.3 Partials
5.2 Sass and the Asset Pipeline
5.2.1 The Asset Pipeline
5.2.2 Syntactically Awesome Stylesheets
5.3 Layout Links
5.3.1 Contact Page
5.3.2 Rails Routes
5.3.3 Using Named Routes
5.3.4 Layout Link Tests
5.4 User Signup: A Frst Step
5.4.1 Users Controller
5.4.2 Signup URL
5.5 Conclusion
Lesson 6: Modeling Users
Topics
6.0 Introduction
6.1 User Model
6.1.1 Database Migrations
6.1.2 The Model Fle
6.1.3 Creating User Objects
6.1.4 Finding User Objects
6.1.5 Updating User Objects
6.2 User Validations
6.2.1 A Validity Test
6.2.2 Validating Presence
6.2.3 Length Validation
6.2.4 Format Validation
6.2.5 Uniqueness Validation
6.3 Adding a Secure Password
6.3.1 A Hashed Password
6.3.2 User Has Secure Password
6.3.3 Minimum Password Standards
6.3.4 Creating and Authenticating a User
6.4 Conclusion
Lesson 7: Sign Up
Topics
7.0 Introduction
7.1 Showing Users
7.1.1 Debug and Rails Environments
7.1.2 A Users Resource
7.1.3 Debugger
7.1.4 A Gravatar Image and a Sidebar
7.2 Signup Form
7.2.1 Using Form_With
7.2.2 Signup Form HTML
7.3 Unsuccessful Signups
7.3.1 A Working Form
7.3.2 Strong Parameters
7.3.3 Signup Error Messages
7.3.4 A Test for Invalid Submission
7.4 Successful Signups
7.4.1 The Finished Signup Form
7.4.2 The Flash
7.4.3 The First Signup
7.4.4 A Test for Valid Submission
7.5 Professional-Grade Deployment
7.5.1 SSL in Production
7.5.2 Production Webserver
7.5.3 Production Database Configuration
7.5.4 Production Deployment
7.6 Conclusion
Lesson 8: Basic Login
Topics
8.0 Introduction
8.1 Sessions
8.1.1 Sessions Controller
8.1.2 Login Form
8.1.3 Finding and Authenticating a User
8.1.4 Rendering with a Flash Message
8.1.5 A Flash Test
8.2 Logging In
8.2.1 The Log_In Method
8.2.2 Current User
8.2.3 Changing the Layout Links
8.2.4 Testing Layout Changes
8.2.5 Login Upon Signup
8.3 Logging Out
8.4 Conclusion
Lesson 9: Advanced Login
Topics
9.0 Introduction
9.1 Remember Me
9.1.1 Remember Token and Digest
9.1.2 Login with Remembering
9.1.3 Forgetting Users
9.1.4 Two Subtle Bugs
9.2 “Remember Me” Checkbox
9.3 Remember Tests
9.3.1 Testing the “Remember Me” Box
9.3.2 Testing the Remember Branch
9.4 Conclusion
Lesson 10: Updating, Showing, and Deleting Users
Topics
10.0 Introduction
10.1 Updating Users
10.1.1 Edit Form
10.1.2 Unsuccessful Edits
10.1.3 Testing Unsuccessful Edits
10.1.4 Successful Edits (with TDD)
10.2 Authorization
10.2.1 Requiring Logged-In Users
10.2.2 Requiring the Right User
10.2.3 Friendly Forwarding
10.3 Showing All Users
10.3.1 Users Index
10.3.2 Sample Users
10.3.3 Pagination
10.3.4 Users Index Test
10.3.5 Partial Refactoring
10.4 Deleting Users
10.4.1 Administrative Users
10.4.2 The Destroy Action
10.4.3 User Destroy Tests
10.5 Conclusion
Lesson 11: Account Activation
Topics
11.0 Introduction
11.1 Account Activations Resource
11.1.1 Account Activations Controller
11.1.2 Account Activation Data Model
11.2 Account Activation Emails
11.2.1 Mailer Templates
11.2.2 Email Previews
11.2.3 Email Tests
11.2.4 Updating the Users Create Action
11.3 Activating the Account
11.3.1 Generalizing the Authenticated? Method
11.3.2 Activation Edit Action
11.3.3 Activation Test and Refactoring
11.4 Email in Production
11.5 Conclusion
Lesson 12: Password Reset
Topics
12.0 Introduction
12.1 Password Resets Resource
12.1.1 Password Resets Controller
12.1.2 New Password Resets
12.1.3 Password Reset Create Action
12.2 Password Reset Emails
12.2.1 Password Reset Mailer and Templates
12.2.2 Email Tests
12.3 Resetting the Password
12.3.1 Reset Edit Action
12.3.2 Updating the Reset
12.3.3 Password Reset Test
12.4 Email in Production (Take Two)
12.5 Conclusion
Lesson 13: User Microposts
Topics
13.0 Introduction
13.1 A Micropost Model
13.1.1 The Basic Model
13.1.2 Micropost Validations
13.1.3 User/Micropost Associations
13.1.4 Micropost Refinements
13.2 Showing Microposts
13.2.1 Rendering Microposts
13.2.2 Sample Microposts
13.2.3 Profile Micropost Tests
13.3 Manipulating Microposts
13.3.1 Micropost Access Control
13.3.2 Creating Microposts
13.3.3 A Proto-Feed
13.3.4 Destroying Microposts
13.3.5 Micropost Tests
13.4 Micropost Images
13.4.1 Basic Image Upload
13.4.2 Image Validation
13.4.3 Image Resizing
13.4.4 Image Upload in Production
13.5 Conclusion
Lesson 14: Following Users
Topics
14.0 Introduction
14.1 The Relationship Model
14.1.1 A Problem with the Data Model (and a Solution)
14.1.2 User/Relationship Associations
14.1.3 Relationship Validations
14.1.4 Followed Users
14.1.5 Followers
14.2 A Web Interface for Following Users
14.2.1 Sample Following Data
14.2.2 Stats and a Follow Form
14.2.3 Following and Followers Pages
14.2.4 A Working Follow Button the Standard Way
14.2.5 A Working Follow Button with Ajax
14.2.6 Following Tests
14.3 The Status Feed
14.3.1 Motivation and Strategy
14.3.2 A First Feed Implementation
14.3.3 Subselects
14.4 Conclusion
Summary
Ruby on Rails 6: Summary