Table of Contents for
Learning Node
Close
Version ebook
/
Retour
Learning Node
by Shelley Powers
Published by O'Reilly Media, Inc., 2012
Cover
Learning Node
Learning Node
A Note Regarding Supplemental Files
Preface
1. Node.js: Up and Running
2. Interactive Node with REPL
3. The Node Core
4. The Node Module System
5. Control Flow, Asynchronous Patterns, and Exception Handling
6. Routing Traffic, Serving Files, and Middleware
7. The Express Framework
8. Express, Template Systems, and CSS
9. Structured Data with Node and Redis
10. Node and MongoDB: Document-Centric Data
11. The Node Relational Database Bindings
12. Graphics and HTML5 Video
13. WebSockets and Socket.IO
14. Testing and Debugging Node Applications
15. Guards at the Gate
16. Scaling and Deploying Node Applications
A. Node, Git, and GitHub
Index
About the Author
Colophon
Copyright
Learning Node
Table of Contents
A Note Regarding Supplemental Files
Preface
Not Your Ordinary JavaScript
Why Node?
This Book’s Intended Audience
How to Best Use This Book
The Technology
The Examples
Conventions Used in This Book
Using Code Examples
Safari® Books Online
How to Contact Us
Acknowledgments
1. Node.js: Up and Running
Setting Up a Node Development Environment
Installing Node on Linux (Ubuntu)
Partnering Node with WebMatrix on Windows 7
Updating Node
Node: Jumping In
Hello, World in Node
Hello, World from the Top
Asynchronous Functions and the Node Event Loop
Reading a File Asynchronously
Taking a Closer Look at Asynchronous Program Flow
Benefits of Node
2. Interactive Node with REPL
REPL: First Looks and Undefined Expressions
Benefits of REPL: Getting a Closer Understanding of JavaScript Under the Hood
Multiline and More Complex JavaScript
REPL Commands
REPL and rlwrap
Custom REPL
Stuff Happens—Save Often
3. The Node Core
Globals: global, process, and Buffer
global
process
Buffer
The Timers: setTimeout, clearTimeout, setInterval, and clearInterval
Servers, Streams, and Sockets
TCP Sockets and Servers
HTTP
UDP/Datagram Socket
Streams, Pipes, and Readline
Child Processes
child_process.spawn
child_process.exec and child_process.execFile
child_process.fork
Running a Child Process Application in Windows
Domain Resolution and URL Processing
The Utilities Module and Object Inheritance
Events and EventEmitter
4. The Node Module System
Loading a Module with require and Default Paths
External Modules and the Node Package Manager
Finding Modules
Colors: Simple Is Best
Optimist: Another Short and Simple Module
Underscore
Creating Your Own Custom Module
Packaging an Entire Directory
Preparing Your Module for Publication
Publishing the Module
5. Control Flow, Asynchronous Patterns, and Exception Handling
Promises, No Promises, Callback Instead
Sequential Functionality, Nested Callbacks, and Exception Handling
Asynchronous Patterns and Control Flow Modules
Step
Async
Node Style
6. Routing Traffic, Serving Files, and Middleware
Building a Simple Static File Server from Scratch
Middleware
Connect Basics
Connect Middleware
connect.static
connect.logger
connect.parseCookie and connect.cookieSession
Custom Connect Middleware
Routers
Proxies
7. The Express Framework
Express: Up and Running
The app.js File in More Detail
Error Handling
A Closer Look at the Express/Connect Partnership
Routing
Routing Path
Routing and HTTP Verbs
Cue the MVC
Testing the Express Application with cURL
8. Express, Template Systems, and CSS
The Embedded JavaScript (EJS) Template System
Learning the Basic Syntax
Using EJS with Node
Using the EJS for Node Filters
Using a Template System (EJS) with Express
Restructuring for a Multiple Object Environment
Routing to Static Files
Processing a New Object Post
Working with the Widgets Index and Generating a Picklist
Showing an Individual Object and Confirming an Object Deletion
Providing an Update Form and Processing a PUT Request
The Jade Template System
Taking the Nickel Tour of the Jade Syntax
Using block and extends to Modularize the View Templates
Converting the Widget Views into Jade Templates
Converting the main widgets display view
Converting the edit and deletion forms
Incorporating Stylus for Simplified CSS
9. Structured Data with Node and Redis
Getting Started with Node and Redis
Building a Game Leaderboard
Creating a Message Queue
Adding a Stats Middleware to an Express Application
10. Node and MongoDB: Document-Centric Data
The MongoDB Native Node.js Driver
Getting Started with MongoDB
Defining, Creating, and Dropping a MongoDB Collection
Adding Data to a Collection
Querying the Data
Using Updates, Upserts, and Find and Remove
Implementing a Widget Model with Mongoose
Refactoring the Widget Factory
Adding the MongoDB Backend
11. The Node Relational Database Bindings
Getting Started with db-mysql
Using Query String or Chained Methods
Updating the Database with Direct Queries
Updating the Database with Chained Methods
Native JavaScript MySQL Access with node-mysql
Basic CRUD with node-mysql
MySQL Transactions with mysql-queues
ORM Support with Sequelize
Defining a Model
Using CRUD, ORM Style
Adding Several Objects Easily
Overcoming Issues Related to Going from Relational to ORM
12. Graphics and HTML5 Video
Creating and Working with PDFs
Accessing PDF Tools with Child Processes
Taking page snapshots with wkhtmltopdf
Accessing data about a PDF file with PDF Toolkit
Creating a PDF uploader and dealing with graphics lag time
Creating PDFs with PDFKit
Accessing ImageMagick from a Child Process
Properly Serving HTML5 Video with HTTP
Creating and Streaming Canvas Content
13. WebSockets and Socket.IO
WebSockets
An Introduction to Socket.IO
A Simple Communication Example
WebSockets in an Asynchronous World
About That Client Code
Configuring Socket.IO
Chat: The WebSockets “Hello, World”
Using Socket.IO with Express
14. Testing and Debugging Node Applications
Debugging
The Node.js Debugger
Client-Side Debugging with Node Inspector
Unit Testing
Unit Testing with Assert
Unit Testing with Nodeunit
Other Testing Frameworks
Mocha
Jasmine
Vows
Acceptance Testing
Selenium Testing with Soda
Emulating a Browser with Tobi and Zombie
Performance Testing: Benchmarks and Load Tests
Benchmark Testing with ApacheBench
Load Testing with Nodeload
Refreshing Code with Nodemon
15. Guards at the Gate
Encrypting Data
Setting Up TSL/SSL
Working with HTTPS
Safely Storing Passwords
Authentication/Authorization with Passport
Authorization/Authentication Strategies: OAuth, OpenID, Username/Password Verification
The Local Passport Strategy
The Twitter Passport Strategy (OAuth)
Protecting Applications and Preventing Attacks
Don’t Use eval
Do Use Checkboxes, Radio Buttons, and Drop-Down Selections
Scrub Your Data and Sanitize It with node-validator
Sandboxed Code
16. Scaling and Deploying Node Applications
Deploying Your Node Application to Your Server
Writing That package.json File
Keeping Your Application Alive with Forever
Using Node and Apache Together
Improving Performance
Deployment to a Cloud Service
Deploying to Windows Azure via Cloud9 IDE
Joyent Development SmartMachines
Heroku
Amazon EC2
Nodejitsu
A. Node, Git, and GitHub
Index
About the Author
Colophon
Copyright
Learning Node
Published by
O'Reilly Media, Inc., 2012