Mastering Node.js -- Table of Contents -- Mastering Node.js -- Credits -- About the Author -- Acknowledgments -- About the Reviewers -- www.PacktPub.com -- Support files, eBooks, discount offers and more -- Why Subscribe? -- Free Access for Packt account holders -- Preface -- What this book covers -- What you need for this book -- Who this book is for -- Conventions -- Reader feedback -- Customer support -- Errata -- Piracy -- Questions -- 1. Understanding the Node Environment -- Extending JavaScript -- Events -- Modularity -- The Network -- V8 -- Memory and other limits -- Harmony -- The process object -- The Read-Eval-Print Loop and executing a Node program -- Summary -- 2. Understanding Asynchronous Event-Driven Programming -- Broadcasting events -- Collaboration -- Queueing -- Listening for events -- Signals -- Forks -- File events -- Deferred execution -- process.nextTick -- setImmediate -- Timers -- setTimeout -- setInterval -- unref and ref -- Understanding the event loop -- Four sources of truth -- Callbacks and errors -- Conventions -- Know your errors -- Building pyramids -- Considerations -- Listening for file changes -- Summary -- 3. Streaming Data Across Nodes and Clients -- Exploring streams -- Implementing readable streams -- Pushing and pulling -- Writable streams -- Duplex streams -- Transforming streams -- Using PassThrough streams -- Creating an HTTP server -- Making HTTP requests -- Proxying and tunneling -- HTTPS, TLS (SSL), and securing your server -- Creating a self-signed certificate for development -- Installing a real SSL certificate -- The request object -- The URL module -- The Querystring module -- Working with headers -- Using cookies -- Understanding content types -- Handling favicon requests -- Handling POST data -- Creating and streaming images with Node -- Creating, caching, and sending a PNG representation.

Summary -- 4. Using Node to Access the Filesystem -- Directories, and iterating over files and folders -- Types of files -- File paths -- File attributes -- Opening and closing files -- fs.open(path, flags, [mode], callback) -- fs.close(fd, callback) -- File operations -- fs.rename(oldName, newName, callback) -- fs.truncate(path, len, callback) -- fs.ftruncate(fd, len, callback) -- fs.chown(path, uid, gid, callback) -- fs.fchown(fd, uid, gid, callback) -- fs.lchown(path, uid, gid, callback) -- fs.chmod(path, mode, callback) -- fs.fchmod(fd, mode, callback) -- fs.lchmod(path, mode, callback) -- fs.link(srcPath, dstPath, callback) -- fs.symlink(srcPath, dstPath, [type], callback) -- fs.readlink(path, callback) -- fs.realpath(path, [cache], callback) -- fs.unlink(path, callback) -- fs.rmdir(path, callback) -- fs.mkdir(path, [mode], callback) -- fs.exists(path, callback) -- fs.fsync(fd, callback) -- Synchronicity -- Moving through directories -- Reading from a file -- Reading byte by byte -- fs.read(fd, buffer, offset, length, position, callback) -- Fetching an entire file at once -- fs.readFile(path, [options], callback) -- Creating a readable stream -- fs.createReadStream(path, [options]) -- Reading a file line by line -- The Readline module -- Writing to a file -- Writing byte by byte -- fs.write(fd, buffer, offset, length, position, callback) -- Writing large chunks of data -- fs.writeFile(path, data, [options], callback) -- fs.appendFile(path, data, [options], callback) -- Creating a writable stream -- fs.createWriteStream(path, [options]) -- Caveats -- Serving static files -- Redirecting requests -- Location -- Content-Location -- Implementing resource caching -- Handling file uploads -- Putting it all together -- Summary -- 5. Managing Many Simultaneous Client Connections -- Understanding concurrency -- Concurrency is not parallelism.

Routing requests -- Understanding routes -- Using Express to route requests -- Using Redis for tracking client state -- Storing user data -- Handling sessions -- Cookies and client state -- A simple poll -- Centralizing states -- Authenticating connections -- Basic authentication -- Handshaking -- Summary -- Further reading -- 6. Creating Real-time Applications -- Introducing AJAX -- Responding to calls -- Creating a stock ticker -- Bidirectional communication with Socket.IO -- Using the WebSocket API -- Socket.IO -- Drawing collaboratively -- Listening for Server Sent Events -- Using the EventSource API -- The EventSource stream protocol -- Asking questions and getting answers -- Building a collaborative document editing application -- Summary -- 7. Utilizing Multiple Processes -- Node's single-threaded model -- The benefits of single-threaded programming -- Multithreading is already native and transparent -- Creating child processes -- Spawning processes -- Forking processes -- Buffering process output -- Communicating with your child -- Sending messages to children -- Parsing a file using multiple processes -- Using the cluster module -- Cluster events -- Worker object properties -- Worker events -- Real-time activity updates of multiple worker results -- Summary -- 8. Scaling Your Application -- When to scale? -- Network latency -- Hot CPUs -- Socket usage -- Many file descriptors -- Data creep -- Tools for monitoring servers -- Running multiple Node servers -- Forward and reverse proxies -- Nginx as a proxy -- Using HTTP Proxy -- Message queues - RabbitMQ -- Types of exchanges -- Using Node's UDP module -- UDP multicasting with Node -- Using Amazon Web Services in your application -- Authenticating -- Errors -- Using S3 to store files -- Working with buckets -- Working with objects -- Using AWS with a Node server.

Getting and setting data with DynamoDB -- Searching the database -- Sending mail via SES -- Authenticating with Facebook Connect -- Summary -- 9. Testing your Application -- Why testing is important -- Unit tests -- Functional tests -- Integration tests -- Native Node testing and debugging tools -- Writing to the console -- Formatting console output -- The util.format(format, [arg, arg…]) method -- The util.inspect(object, [options]) method -- The Node debugger -- The assert module -- Sandboxing -- Distinguishing between local scope and execution context -- Using compiled contexts -- Errors and exceptions -- The domain module -- Headless website testing with ZombieJS and Mocha -- Mocha -- Headless web testing -- Using Grunt, Mocha, and PhantomJS to test and deploy projects -- Working with Grunt -- Summary -- A. Organizing Your Work -- Loading and using modules -- Understanding the module object -- Resolving module paths -- Using npm -- Initializing a package file -- Using scripts -- Declaring dependencies -- Publishing packages -- Globally installing packages and binaries -- Sharing repositories -- B. Introducing the Path Framework -- Managing state -- Bridging the client/server divide -- Sending and receiving -- Achieving a modular architecture -- C. Creating your own C++ Add-ons -- Hello World -- Creating a calculator -- Implementing callbacks -- Closing thoughts -- Links and resources -- Index.