Alex Young, Marc Harter - Node.js in Practice [2014, ePub, ENG]

Примеры страниц

Оглавление

foreword
preface
acknowledgments
about this book
about the cover illustration
Part 1 Node fundamentals
1. Getting started
1.1. Getting to know Node
1.1.1. Why Node?
1.1.2. Node’s main features
1.2. Building a Node application
1.2.1. Creating a new Node project
1.2.2. Making a stream class
1.2.3. Using a stream
1.2.4. Writing a test
1.3. Summary
2. Globals: Node’s environment
2.1. Modules
Technique 1 Installing and loading modules
Technique 2 Creating and managing modules
Technique 3 Loading a group of related modules
Technique 4 Working with paths
2.2. Standard I/O and the console object
Technique 5 Reading and writing to standard I/O
Technique 6 Logging messages
Technique 7 Benchmarking a program
2.3. Operating system and command-line integration
Technique 8 Getting platform information
Technique 9 Passing command-line arguments
Technique 10 Exiting a program
Technique 11 Responding to signals
Delaying execution with timers
Technique 12 Executing functions after a delay with setTimeout
Technique 13 Running callbacks periodically with timers
Technique 14 Safely managing asynchronous APIs
2.4. Summary
3. Buffers: Working with bits, bytes, and encodings
3.1. Changing data encodings
Technique 15 Converting buffers into other formats
Technique 16 Changing string encodings using buffers
3.2. Converting binary files to JSON
Technique 17 Using buffers to convert raw data
3.3. Creating your own binary protocol
Technique 18 Creating your own network protocol
3.4. Summary
4. Events: Mastering EventEmitter and beyond
4.1. Basic usage
Technique 19 Inheriting from EventEmitter
Technique 20 Mixing in EventEmitter
4.2. Error handling
Technique 21 Managing errors
Technique 22 Managing errors with domains
4.3. Advanced patterns
Technique 23 Reflection
Technique 24 Detecting and exploiting EventEmitter
Technique 25 Categorizing event names
4.4. Third-party modules and extensions
Technique 26 Alternatives to EventEmitter
4.5. Summary
5. Streams: Node’s most powerful and misunderstood feature
5.1. Introduction to streams
5.1.1. Types of streams
5.1.2. When to use streams
5.1.3. History
5.1.4. Streams in third-party modules
5.1.5. Streams inherit from EventEmitter
5.2. Built-in streams
Technique 27 Using built-in streams to make a static web server
Technique 28 Stream error handling
5.3. Third-party modules and streams
Technique 29 Using streams from third-party modules
5.4. Using the stream base classes
Technique 30 Correctly inheriting from the stream base classes
Technique 31 Implementing a readable stream
Technique 32 Implementing a writable stream
Technique 33 Transmitting and receiving data with duplex streams
Technique 34 Parsing data with transform streams
5.5. Advanced patterns and optimization
Technique 35 Optimizing streams
Technique 36 Using the old streams API
Technique 37 Adapting streams based on their destination
Technique 38 Testing streams
5.6. Summary
6. File system: Synchronous and asynchronous approaches to files
6.1. An overview of the fs module
6.1.1. POSIX file I/O wrappers
6.1.2. Streaming
6.1.3. Bulk file I/O
6.1.4. File watching
6.1.5. Synchronous alternatives
Technique 39 Loading configuration files
Technique 40 Using file descriptors
Technique 41 Working with file locking
Technique 42 Recursive file operations
Technique 43 Writing a file database
Technique 44 Watching files and directories
6.2. Summary
7. Networking: Node’s true "Hello, World"
7.1. Networking in Node
7.1.1. Networking terminology
7.1.2. Node’s networking modules
7.1.3. Non-blocking networking and thread pools
7.2. TCP clients and servers
Technique 45 Creating a TCP server and tracking clients
Technique 46 Testing TCP servers with clients
Technique 47 Improve low-latency applications
7.3. UDP clients and servers
Technique 48 Transferring a file with UDP
Technique 49 UDP client server applications
7.4. HTTP clients and servers
Technique 50 HTTP servers
Technique 51 Following redirects
Technique 52 HTTP proxies
7.5. Making DNS requests
Technique 53 Making a DNS request
7.6. Encryption
Technique 54 A TCP server that uses encryption
Technique 55 Encrypted web servers and clients
7.7. Summary
8. Child processes: Integrating external applications with Node
8.1. Executing external applications
Technique 56 Executing external applications
8.1.1. Paths and the PATH environment variable
8.1.2. Errors when executing external applications
Technique 57 Streaming and external applications
8.1.3. Stringing external applications together
Technique 58 Executing commands in a
8.1.4. Security and shell command execution
Technique 59 Detaching a child process
8.1.5. Handing I/O between the child and parent processes
8.1.6. Reference counting and child processes
8.2. Executing Node programs
Technique 60 Executing Node programs
Technique 61 Forking Node modules
Technique 62 Running jobs
8.2.1. Job pooling
8.2.2. Using the pooler module
8.3. Working synchronously
Technique 63 Synchronous child processes
8.4. Summary
Part 2 Real-world recipes
9. The Web: Build leaner and meaner web applications
9.1. Front-end techniques
Technique 64 Quick servers for static sites
Technique 65 Using the DOM in Node
Technique 66 Using Node modules in the browser
9.2. Server-side techniques
Technique 67 Express route separation
Technique 68 Automatically restarting the server
Technique 69 Configuring web applications
Technique 70 Elegant error handling
Technique 71 RESTful web applications
Technique 72 Using custom middleware
Technique 73 Using events to decouple functionality
Technique 74 Using sessions with WebSockets
Technique 75 Migrating Express 3 applications to Express 4
9.3. Testing web applications
Technique 76 Testing authenticated routes
Technique 77 Creating seams for middleware injection
Technique 78 Testing applications that depend on remote services
9.4. Full stack frameworks
9.5. Real-time services
9.6. Summary
10. Tests: The key to confident code
10.1. Introduction to testing with Node
10.2. Writing simple tests with assertions
Technique 79 Writing tests with built-in modules
Technique 80 Testing for errors
Technique 81 Creating custom assertions
10.3. Test harnesses
Technique 82 Organizing tests with a test harness
10.4. Test frameworks
Technique 83 Writing tests with Mocha
Technique 84 Testing web applications with Mocha
Technique 85 The Test Anything Protocol
10.5. Tools for tests
Technique 86 Continuous integration
Technique 87 Database fixtures
10.6. Further reading
10.7. Summary
11. Debugging: Designing for introspection and resolving issues
11.1. Designing for introspection
11.1.1. Explicit exceptions
11.1.2. Implicit exceptions
11.1.3. The error event
11.1.4. The error argument
Technique 88 Handling uncaught exceptions
Technique 89 Linting Node applications
11.2. Debugging issues
Technique 90 Using Node’s built-in debugger
Technique 91 Using Node Inspector
Technique 92 Profiling Node applications
Technique 93 Debugging memory leaks
Technique 94 Inspecting a running program with a REPL
Technique 95 Tracing system calls
11.3. Summary
12. Node in production: Deploying applications safely
12.1. Deployment
Technique 96 Deploying Node applications to the cloud
Technique 97 Using Node with Apache and nginx
Technique 98 Safely running Node on port 80
Technique 99 Keeping Node processes running
Technique 100 Using WebSockets in production
12.2. Caching and scaling
Technique 101 HTTP caching
Technique 102 Using a Node proxy for routing and scaling
Technique 103 Scaling and resiliency with cluster
12.3. Maintenance
Technique 104 Package optimization
Technique 105 Logging and logging services
12.4. Further notes on scaling and resiliency
12.5. Summary
Part 3 Writing modules
13. Writing modules: Mastering what Node is all about
13.1. Brainstorming
13.1.1. A faster Fibonacci module
Technique 106 Planning for our module
Technique 107 Proving our module idea
13.2. Building out the package.json file
Technique 108 Setting up a package.json file
Technique 109 Working with dependencies
Technique 110 Semantic versioning
13.3. The end user experience
Technique 111 Adding executable scripts
Technique 112 Trying out a module
Technique 113 Testing across multiple Node versions
13.4. Publishing
Technique 114 Publishing modules
Technique 115 Keeping modules private
13.5. Summary
Appendix A: Community
A.1. Asking questions
A.2. Hanging out
A.3. Reading
A.4. Training by the community, for the community
A.5. Marketing your open source projects
index