Read e-book online Dart By Example PDF

By Davy Mitchell

ISBN-10: 1785282476

ISBN-13: 9781785282478

Design and advance smooth internet functions with Google's daring and efficient language via enticing instance projects

About This Book

  • Full of enticing and sundry instance tasks to equip you to construct your personal net applications
  • Learn the Dart language and key libraries
  • Productively create quickly and trustworthy net applications

Who This e-book Is For

If you're a entrance- or back-end internet developer who's trying to construct complicated full-featured net functions with no the quagmire of disconnected JavaScript frameworks, this booklet is a pragmatic walkthrough of considerable purposes that might have you ever and your staff coding Dart in a effective manner.

This booklet provide you with a compiled, non-compulsory typed, scalable surroundings to quickly strengthen purposes. As Dart used to be designed to be standard, any developer with even a small quantity of data of JavaScript or one other programming language may be at domestic with the language instantly and may be coding quickly.

What you are going to Learn

  • Master the middle Dart language, variety approach, and key improvement tools
  • Connect to current internet prone, procedure JSON, and create your individual framework for the knowledge display
  • Run and debug the Dart server and internet functions and assemble them in JavaScript
  • Handle shape info and encryption
  • Build and set up server functions at the significant OSes and enforce the remainder API
  • Work with PostgreSQL―an usual relational database system
  • Create strong purposes with unit exams, documentation, and diagnostic logging
  • Develop command-line functions, and discover the foremost facts buildings and libraries

In Detail

Designed to create subsequent new release apps, Google's Dart bargains a way more strong framework and in addition supersedes JavaScript in different features. conventional but leading edge, compact but scalable, it blows away the amassed JavaScript legacy obstacles. Dart was once designed for nice tool-ability and developer productiveness, permitting you to create larger program quicker than sooner than. Google selected it for his or her billion greenback ads enterprise and you have got its strength in your tasks too.

This e-book will introduce you the Dart language ranging from its notion to its present shape, and the place it headed is thru enticing colossal sensible tasks. you'll be taken via construction standard functions and exploring the interesting new applied sciences of HTML5.

With instance code tasks equivalent to a dwell facts tracking and viewing approach, a running a blog method, a slides presentation software, and extra, then this e-book will stroll you thru step-by-step via construction data-driven internet functions very easily and speed.

Style and approach

A various selection of compelling useful Dart tasks which are constructed gradually with complete motives of strategies and implementation. each one venture introduces good points of the language and surroundings, demonstrating how Dart can be utilized in wealthy dependent net applications.

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Additional info for Dart By Example

Example text

To debug an application running in Dartium from WebStorm, we need to install a small browser extension to act as a bridge between the two applications. html The main section to be concerned with is the "Installing the JetBrains Chrome extension" section. This only has to be done once. Next, open the Run menu and choose Toggle Line Breakpoint. Once Dartium opens, the loadDocument function should run and the breakpoint should hit. The Debugger tab shows the call stack and values of current variables.

The next steps for the text editor We have had some feedback on the text editor so far. Users like it and want more buttons, and the top priority is a word-count feature that displays a dialog with the current count. Customers have has indicated that they would like a powerful toolbar above the editor pane for a range of features. They like the pop-up dialog style, but say that the current one does not fit into the look of the application. Starting point Open the code sample for Chapter 2, Advancing the Editor texteditor to see a slightly modified version of the project from the first chapter.

In this case, the first parameter is the name of the function we wish to call and the second parameter is the list of arguments for that method. code comments. Dart uses the following familiar commenting syntax: Comment Syntax Description // Your comment here. A single line comment /** Your comment here. */ A multiple line comment /// Your comment here. A doc comment (the preferred method because it is more compact) In mentioning an identifier, place square brackets around the name. For example: /// Returns double of [a] input.

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Dart By Example by Davy Mitchell

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