Rails Crash Course by Lewis, Anthony -- Read -- Imperial Library of Trantor

Index

Rails Crash Course: A No-Nonsense Guide to Rails Development Foreword Acknowledgments Introduction

Who This Book Is For Overview Installation

Ruby, Rails, and Git

Mac OS X Linux Windows

Multiple Ruby Versions

Installing rbenv Installing Ruby

I. Ruby on Rails Fundamentals

1. Ruby Fundamentals

Interactive Ruby Data Types

Numbers Strings Symbols Arrays Hashes Booleans

Constants Variables Control Flow

Conditionals Iteration

Methods Classes

Class Methods Inheritance

Summary Exercises

2. Rails Fundamentals

Your First Rails Application Rails Principles

Convention over Configuration Don’t Repeat Yourself

Rails Architecture

Model View Controller

Rails Application Structure

The app Directory The bin Directory The config Directory The db Directory The lib Directory The log Directory The public Directory The test Directory The tmp Directory The vendor Directory

Rails Commands

The gem Command The bundle Command The rake Command The rails Command

Rails Scaffold Summary Exercises

3. Models

The Post Model Active Record Create, Read, Update, and Delete

Create Read Update Delete

More Active Record Methods

Query Conditions Calculations

Migrations

The Schema Adding a Column Inside the Author Migration

Validations

Adding a Validation Testing Data

Associations

Generating the Model Adding Associations Using Associations

The has_many Methods The belongs_to Methods

Summary Exercises

4. Controllers

Representational State Transfer Routing

Resources

Nested Resources Restricted Resources

Custom Routes The Root Route Paths and URLs

Controller Actions

A Brief Detour from Actions

Parameters Render or Redirect Response Formats The Flash

Back to Controller Actions

Adding Comments Summary Exercises

5. Views

Embedded Ruby

Output Control Flow Comments

Helpers

URL Helpers Number Helpers Your Own Helpers

The Posts Index Page Layouts

Asset Tag Helpers

stylesheet_link_tag javascript_include_tag

CSRF Meta Tags Helper Yield

Partials

Collections Showing Comments

Forms

Form Helpers Form Errors Form Controls

Comment Form Summary Exercises

6. Deployment

Version Control Git

Setup Getting Started Basic Usage

Other Useful Commands Branches Remotes

Heroku

Getting Started Updating Your Gemfile Deploying Your Application

Summary Part I Remarks Exercises

II. Building A Social Net Working App

7. Advanced Ruby

Modules

Modules as Namespaces Modules as Mixins

include prepend extend

Ruby Object Model

Ancestors Methods Class

Introspection Duck Typing Metaprogramming

define_method class_eval method_missing

Summary Exercises

8. Advanced Active Record

Advanced Data Modeling

Self Join Associations Many-to-Many Associations

has_and_belongs_to_many has_many :through

Single-Table Inheritance Polymorphic Associations

The Social Application

User Model Post Models Comment Model

Summary Exercises

9. Authentication

The Authentication System

Post Index and Show Sign Up Log In

Sessions Implementation

Current User Authenticate User Use Current User

Summary Exercises

10. Testing

Testing in Rails

Preparing to Test Running Tests Using Fixtures

User Fixtures Post Fixtures

Putting Assertions to Work Eliminating Duplication with Callbacks

Model Tests Controller Tests

Controller Test Helpers Controller Test Assertions

Integration Tests

Integration Helpers Testing a Flow

Adding Features with Test-Driven Development

Show User Create Post

Summary Exercises

11. Security

Authorization Attacks Injection Attacks

SQL Injection

Bypassing an Authentication System Preventing SQL Injection

Cross-Site Scripting

Built-in Protection The sanitize method

Cross-Site Request Forgery Attacks

How CSRF Works Preventing CSRF

Summary Exercises

12. Performance

Built-in Optimization Features

Asset Pipeline

Manifests Debug Mode Asset Precompilation

Turbolinks

Turbolinks in Action JavaScript Events

Code Optimizations

Reducing Database Queries

Examining SQL Output N + 1 Queries

Pagination

Caching

Cache Keys Low-Level Caching Fragment Caching Issues

Summary Exercises

13. Debugging

The debug Helper The Rails Logger

Log Levels Logging

Debugger

Entering the Debugger Debugger Commands

Summary Exercises

14. Web APIs

The GitHub API HTTP

Status Codes Curl

Authentication Your Own API

API Routes API Controllers Customizing JSON Output

as_json Jbuilder

Token-Based Authentication

Generating Tokens Authenticating Requests Using Token-Based Authentication

Summary Exercises

15. Custom Deployment

Virtual Private Servers

Amazon AWS Setup Ubuntu Linux Setup

Installing Ruby Installing Apache and Passenger Installing PostgreSQL Installing Build Tools Installing Gems

Capistrano

Getting Started Configuration Database Setup Secrets Setup Add to Git Deployment Adding a Virtual Host

Summary Exercises

A. Solutions

Chapter 1 Chapter 2 Chapter 3 Chapter 4 Chapter 5 Chapter 6 Chapter 7 Chapter 8 Chapter 9 Chapter 10 Chapter 11 Chapter 12 Chapter 13 Chapter 14 Chapter 15

Index About the Author Copyright

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