Complete description

In just 24 sessions of one hour or less, Sams Teach Yourself Node.js in 24 Hours will help you master the Node.js platform and use it to build server-side applications with extraordinary speed and scalability. Using this text's straightforward, step-by-step approach, you'll move from basic installation, configuration, and programming all the way through real-time messaging between browser and server, testing and deployment. Every lesson and case-study application builds on what you've already learned, giving you a rock-solid foundation for real-world success! Step-by-step instructions carefully walk you through the most common Node.js development tasks. Quizzes and Exercises at the end of each chapter help you test your knowledge. By the Way notes present valuable additional information related to the discussion. Did You Know? tips offer advice or show you easier ways to perform tasks. Watch Out! cautions alert you to possible problems and give you advice on how to avoid them. Learn how to...* Create end-to-end applications entirely in JavaScript * Master essential Node.js concepts like callbacks and quickly create your first program * Create basic sites with the HTTP module and Express web framework * Manage data persistence with Node. js and MongoDB * Debug and test Node.js applications * Deploy Node.js applications to thirdparty services, such as Heroku and Nodester * Build powerful real-time solutions, from chat servers to Twitter clients * Create JSON APIs using JavaScript on the server * Use core components of the Node.js API, including processes, child processes, events, buffers, and streams * Create and publish a Node.js module Top page

General info

Publisher & Imprint: Sams Publishing

City: Indianapolis

Pages: 464

More info: height 228 mm width 173 mm weight 712 gr thickness 25 mm

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Age recommended: Professional and scholarly

Subject Indexing & Classification Dewey:(DC23) 006.76 Library of Congress Subject: Internet programming

Record updated at: 18 June, 2013 time: 14:23

Summary Sams Teach Yourself Node.js in 24 Hours Introduction 1 Who Should Read This Book? 1 Why Should I Learn Node.js? 2 How This Book Is Organized 2 Code Examples 2 Conventions Used in This Book 3 Part I: Getting Started Hour 1: Introducing Node.js 7 What Is Node.js? 7 What You Can Do with Node.js 8 Installing and Creating Your First Node.js Program 9 Summary 11 Q&A 12 Workshop 12 Exercises 13 Hour 2: npm (Node Package Manager) 15 What Is npm? 15 Installing npm 16 Installing Modules 17 Using Modules 17 How to Find Modules 19 Local and Global Installation 21 How to Find Module Documentation 22 Specifying Dependencies with package.json 23 Summary 25 Q&A 25 Workshop 26 Hour 3: What Node.js Is Used For 27 What Node.js Is Designed to Do 27 Understanding I/O 27 Dealing with Input 29 Networked I/O Is Unpredictable 33 Humans Are Unpredictable 35 Dealing with Unpredictability 37 Summary 38 Q&A 38 Workshop 39 Exercises 39 Hour 4: Callbacks 41 What Is a Callback? 41 The Anatomy of a Callback 46 How Node.js Uses Callbacks 47 Synchronous and Asynchronous Code 50 The Event Loop 53 Summary 54 Q&A 55 Workshop 55 Exercises 56 Part II: Basic Websites with Node.js Hour 5: HTTP 59 What Is HTTP? 59 HTTP Servers with Node.js 59 HTTP Clients with Node.js 69 Summary 70 Q&A 71 Workshop 71 Exercises 72 Hour 6: Introducing Express 73 What Is Express? 73 Why Use Express? 73 Installing Express 74 Creating a Basic Express Site 74 Exploring Express 76 Introducing Jade 77 Summary 89 Q&A 89 Workshop 90 Exercises 90 Hour 7: More on Express 91 Routing in Web Applications 91 How Routing Works in Express 91 Adding a GET Route 92 Adding a POST Route 94 Using Parameters in Routes 95 Keeping Routes Maintainable 96 View Rendering 97 Using Local Variables 99 Summary 101 Q&A 101 Workshop 101 Exercises 102 Hour 8: Persisting Data 103 What Is Persistent Data? 103 Writing Data to a File 104 Reading Data from a File 105 Reading Environment Variables 106 Using Databases 108 Using MongoDB with Node.js 109 Summary 131 Q&A 131 Workshop 132 Exercises 132 Part III: Debugging, Testing, and Deploying Hour 9: Debugging Node.js Applications 135 Debugging 135 The STDIO Module 136 The Node.js Debugger 141 Node Inspector 144 A Note on Testing 147 Summary 148 Q&A 148 Workshop 149 Exercises 149 Hour 10: Testing Node.js Applications 151 Why Test? 151 The Assert Module 152 Third-Party Testing Tools 155 Behavior Driven Development 159 Summary 167 Q&A 167 Workshop 168 Exercises 168 Hour 11: Deploying Node.js Applications 169 Ready to Deploy! 169 Hosting in the Cloud 169 Heroku 171 Cloud Foundry 176 Nodester 180 Other PaaS Providers 184 Summary 184 Q&A 184 Workshop 185 Exercises 186 Part IV: Intermediate Sites with Node.js Hour 12: Introducting Socket.IO 189 Now for Something Completely Different 189 Brief History of the Dynamic Web 189 Socket.IO 191 Basic Socket.IO Example 191 Sending Data from the Server to Clients 194 Broadcasting Data to Clients 199 Bi-Directional Data 204 Summary 209 Q&A 209 Workshop 210 Exercises 210 Hour 13: A Socket.IO Chat Server 213 Express and Socket.IO 213 Adding Nicknames 216 Summary 235 Q&A 235 Workshop 236 Exercises 236 Hour 14: A Streaming Twitter Client 237 Streaming APIs 237 Signing Up for Twitter 238 Using Twitter's API with Node.js 241 Extracting Meaning from the Data 244 Pushing Data to the Browser 247 Creating a Real-Time Lovehateometer 252 Summary 262 Q&A 263 Workshop 263 Exercises 264 Hour 15: JSON APIs 265 APIs 265 JSON 266 Sending JSON Data with Node.js 268 Creating JSON from JavaScript Objects 269 Consuming JSON Data with Node.js 271 Creating a JSON API with Node.js 275 Summary 285 Q&A 286 Workshop 286 Exercises 287 Part V: Exploring the Node.js API Hour 16: The Process Module 291 What Processes Are 291 Exiting and Errors in Processes 293 Processes and Signals 293 Sending Signals to Processes 295 Creating Scripts with Node.js 297 Passing Arguments to Scripts 298 Summary 301 Q&A 302 Workshop 302 Exercises 303 Hour 17: The Child Process Module 305 What Is a Child Process? 305 Killing a Child Process 308 Communicating with a Child Process 309 The Cluster Module 311 Summary 314 Q&A 314 Workshop 314 Exercises 315 Hour 18: The Events Module 317 Understanding Events 317 Demonstrating Events Through HTTP 321 Playing Ping-Pong with Events 324 Programming Event Listeners Dynamically 326 Summary 330 Q&A 330 Workshop 331 Exercises 331 Hour 19: The Buffer Module 333 A Primer on Binary Data 333 Binary to Text 334 Binary and Node.js 335 What Are Buffers in Node.js? 338 Writing to Buffers 340 Appending to Buffers 340 Copying Buffers 342 Modifying Strings in Buffers 343 Summary 343 Q&A 343 Workshop 344 Hour 20: The Stream Module 345 A Primer on Streams 345 Readable Streams 347 Writable Streams 352 Piping Streams 353 Streaming MP3s 354 Summary 356 Q&A 356 Workshop 356 Exercises 357 Part VI: Further Node.js Development Hour 21: CoffeeScript 361 What Is CoffeeScript? 361 Installing and Running CoffeeScript 363 Why Use a Pre-Compiler? 365 Features of CoffeeScript 366 Debugging CoffeeScript 376 Reactions to CoffeeScript 377 Summary 378 Q&A 378 Workshop 379 Exercises 379 Hour 22: Creating Node.js Modules 381 Why Create Modules? 381 Popular Node.js Modules 381 The package.json File 383 Folder Structure 384 Developing and Testing Your Module 385 Adding an Executable 388 Using Object-Oriented or Prototype-Based Programming 390 Sharing Code Via GitHub 391 Using Travis CI 392 Publishing to npm 395 Publicizing Your Module 397 Summary 397 Q&A 397 Workshop 398 Exercises 398 Hour 23: Creating Middleware with Connect 399 What Is Middleware? 399 Middleware in Connect 400 Access Control with Middleware 406 Summary 414 Q&A 414 Workshop 415 Exercises 415 Hour 24: Using Node.js with Backbone.js 417 What Is Backbone.js? 417 How Backbone.js Works 418 A Simple Backbone.js View 425 Creating Records with Backbone.js 429 Summary 432 Q&A 432 Workshop 433 Exercises 433 Index 435 Top page

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