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  • Book Overview & Buying Mastering DART
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Mastering DART

Mastering DART

By : Akopkokhyants
4.6 (5)
Buy this Book
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Mastering DART

Mastering DART

4.6 (5)
By: Akopkokhyants
Buy this Book

Overview of this book

If you are an application developer who has experience with Dart and want to develop reusable and robust code in Dart, then this book is for you. You are expected to have a basic knowledge of core elements and applications.
Table of Contents (14 chapters)
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Preface
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Preface
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What this book covers
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What you need for this book
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Who this book is for
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Conventions
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Reader feedback
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Customer support
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1
1. Beyond Dart's Basics
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1. Beyond Dart's Basics
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Modularity and a namespace
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Functions and closures in different scopes
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Classes and mixins
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Methods and operators
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Summary
2
2. Advanced Techniques and Reflection
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2. Advanced Techniques and Reflection
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Generics
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Errors versus exceptions
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Annotations
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Reflection
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Summary
3
3. Object Creation
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3. Object Creation
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Creating an object
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Summary
4
4. Asynchronous Programming
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4. Asynchronous Programming
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Call-stack architectures versus event-driven architectures
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Future
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Zones
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Isolates
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Summary
5
5. The Stream Framework
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5. The Stream Framework
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Why you should use streams
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Single-subscription streams versus broadcast streams
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An overview of the stream framework API
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Summary
6
6. The Collection Framework
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6. The Collection Framework
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A Dart collection framework
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Ordering of elements
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Collections and generics
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The collection class hierarchy
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The Iterable interface
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The Iterable interface
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BidirectionalIterator
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The collection classes
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Unmodifiable collections
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Choosing the right collection
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Summary
7
7. Dart and JavaScript Interoperation
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7. Dart and JavaScript Interoperation
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Interoperation at a glance
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The dart:js library
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Type conversion
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JsObject and instantiation
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JsFunction and the this keyword
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Dart with jQuery
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Summary
8
8. Internalization and Localization
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8. Internalization and Localization
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The key principles
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The Intl library
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Internationalizing your web application
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Extracting messages
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Using Google Translator Toolkit
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Using translated messages
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Summary
9
9. Client-to-server Communication
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9. Client-to-server Communication
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Communication at a glance
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Hypertext Transfer Protocol
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AJAX polling request
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AJAX long polling request
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WebSocket
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Summary
10
10. Advanced Storage
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10. Advanced Storage
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Cookies
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Web Storage
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Web SQL
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IndexedDB
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Summary
11
11. Supporting Other HTML5 Features
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11. Supporting Other HTML5 Features
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The notification APIs
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The native drag-and-drop APIs
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The geolocation APIs
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Canvas
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Summary
12
12. Security Aspects
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12. Security Aspects
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Web security
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Securing a server
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Securing a client
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Security best practices
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Summary
13
Index
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Index

Single-subscription streams versus broadcast streams

The Dart stream framework supports the single-subscription and broadcast streams in order to have different approaches depending on the required solution. Let's see the difference between single-subscription and broadcast streams.

A single-subscription stream

A stream that allows you to have only one listener during the entire lifetime is called a single-subscription stream. You are not allowed to cancel and subscribe to the same stream again. The newly created stream starts generating events only after the subscription starts listening to them. It stops generating events after the subscription is canceled even if the stream can provide more. The single-subscription stream always delivers each event in the correct order to a listener.

Note

Use single-subscription streams when the event delivery and its order are important for your solution.

A good usage example of a single-subscription stream is getting data from the file or server.

A broadcast...

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Mastering DART
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