Backbone.js Patterns and Best Practices by Swarnendu De PDF

By Swarnendu De

ISBN-10: 1783283572

ISBN-13: 9781783283576

A one-stop consultant to most sensible practices and layout styles whilst development purposes utilizing Backbone.js
Overview

deals options to universal Backbone.js similar difficulties that almost all builders face
exhibits you ways to take advantage of customized widgets, plugins, and mixins to make your code reusable
Describes styles and top practices for giant scale JavaScript software structure and unit checking out functions with QUnit and SinonJS frameworks

In Detail
Backbone.js is a brilliant mild framework which will constitution your JavaScript codes in anMV* type. This framework is a superb device in terms of developing an geared up and modular code base for internet apps of any dimension or complexity. even supposing light-weight, Backbone.js ends up in plenty of boilerplate. studying the simplest practices and layout styles can help you keep away from those difficulties and let you make sure that the simplest criteria are followed.
Backbone.js styles and most sensible Practicesis filled with examples to help you paintings with Backbone.js elements. It additionally supplies ideas to universal difficulties confronted by way of builders. It supplies an entire evaluation of plugin improvement, huge scale software structure, and unit checking out as well.
Starting with a dialogue of why lowering boilerplate on your JavaScript code is vital, Backbone.js styles and most sensible Practices explains how one can implement reusability on your code via developing plugins and mixins. you are going to know about styles and most sensible practices for spine perspectives, versions, collections, routers, and events.
You will detect suggestions to universal difficulties that builders face via easy examples, and delve into the easiest open resource plugins on hand to resolve those difficulties once they come up. This publication is a superb choice of layout and implementation styles to help you constitution and improve complicated Backbone.js purposes easily.
What you are going to examine from this book

boost customized plugins and mixins to minimize boilerplate on your code
know about spine view administration with nested perspectives, subviews, structure supervisor, and Marionette views
comprehend template administration by way of storing and pre-compiling templates
discover version validation with validation plugins and examine version serialization and relational info administration with nested models
paintings with collections to enforce a number of sorting and filtering behavior
Create good software structure with AMD and diversified renowned layout patterns

Approach
This is a step by step advisor to layout styles, top practices, and suggestions to universal difficulties for Backbone.js-based program development.
Who this publication is written for
This e-book is for JavaScript builders who paintings with Backbone.js and wish to profit the simplest layout styles to boost advanced internet functions. easy wisdom of Backbone.js and JavaScript is vital.

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Additional resources for Backbone.js Patterns and Best Practices

Sample text

Knowing when to use subviews The previous pattern is similar to what we normally use in the case of simple jQuery-based applications where all of the data and events are tightly coupled to the DOM. Continuing event binding in this manner will ultimately result in much complexity at a later stage. A subview can simplify this process to a great extent. get('name')); } }); It's simple. We just define one view for one model. el); }, this); return this; } We create new instances of UserViewItem, pass the model to it, and render it inside the main view.

UserProfile, multiple times, the same compilation process gets repeated every time. This is clearly extra work that will affect the performance of the app significantly. com/srigi). The test shows that the precompilation of a template yields a 99 percent faster result than the classic approach. By precompiling templates and caching them, you can reduce the overhead to a large extent. template(this. getCachedTemplate('userProfile'); So, we can access the compiled templates from the getCachedTemplate method.

However, if you pass only the template string, it will return the function that takes the data as a parameter. Avoiding evaluation in templates I learned about many template best practices from the Sencha library. Sencha's XTemplate functionality doesn't let you add any JavaScript code evaluation inside the template string, but it provides a number of variables and options to add the custom functions that help keep the templates clean; I never found any issues while creating complex templates. js template and most other template engines provide a functionality to evaluate the JavaScript code inside the template.

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Backbone.js Patterns and Best Practices by Swarnendu De


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