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Creating Theme-Specific Overrides in Ext JS

Creating Theme-Specific Overrides in Ext JS

February 19, 2014 | Lee Boonstra

Ext JS provides a number of functions that make it simple to create and work with classes. It also provides a series of functions to extend or override existing JavaScript classes. This means you can add behaviors and create your own classes, or override the behavior of some functions. In this article, we will show you how to use theme-specific class overrides.

Introducing Sencha.com/videos

Introducing Sencha.com/videos

February 17, 2014 | Luke Kilpatrick

Over the years we’ve been producing videos on building better HTML5 apps, JavaScript tips, and thought-provoking conversations from around the world. Most of these videos have been available on our Vimeo channel, but now we’ve created a channel on our own site to make them easier to find.

Getting Started with Sencha Touch 2: Build a Weather Utility App (Part 3)

Getting Started with Sencha Touch 2: Build a Weather Utility App (Part 3)

December 19, 2013 | Lee Boonstra

In this Sencha Touch tutorial, you will build the Do I need my Umbrella? app, a simple utility app that loads weather information from a web service — worldweatheronline.com. Based on weather codes, this app can predict if you need your umbrella or not. In part 3, we’ll talk about builds, and you’ll use Sencha Cmd and PhoneGap/Cordova.

Getting Started with Sencha Touch 2: Build a Weather Utility App (Part 2)

Getting Started with Sencha Touch 2: Build a Weather Utility App (Part 2)

December 02, 2013 | Lee Boonstra

In this Sencha Touch tutorial, you will build the Do I need my Umbrella app, a simple utility app that loads weather information from a web service — worldweatheronline.com. Based on weather codes, this app can predict if you need your umbrella or not. In part 2, you will start to build an app theme, and you will use the code from part 1 of this tutorial.

4 Tricks for Smaller CSS in Sencha Touch 2.2

4 Tricks for Smaller CSS in Sencha Touch 2.2

July 11, 2013 | Ivan Jouikov

Ivan recently had the pleasure of optimizing an app written in Sencha Touch 2.2 that was taking over 5 seconds to load on an Android 2.x device. The culprit was a 1.2 MB app.css file that he managed to bring down to just over 100 kB, resolving the issue. In this article, he presents four techniques used to achieve this goal, along with individual outcome metrics.

Developing Mobile Applications with Force.com and Sencha Touch - Part 3

Developing Mobile Applications with Force.com and Sencha Touch - Part 3

May 09, 2013 | Don Robins

In Part 1 and Part 2 of our series on Developing Mobile Applications with Force.com and Sencha Touch, we built out a simple mobile application hosted in a Salesforce.com Visualforce page to display a list of Leads, and allowing add, edit and delete capability using an Apex controller. In this third part of the series, we want to highlight the enterprise data capability of Sencha Touch, so we’ll focus on how the framework allows us to work with large datasets by adding paging and search capability to the PocketCRM application.

UI Testing a Sencha App

UI Testing a Sencha App

January 10, 2013 | Arthur Kay

A few months ago, I wrote a post titled Automating Unit Tests that covered how developers could write unit tests for their business logic and validate their JavaScript syntax. Understanding these concepts is essential when building an enterprise application: bugs must be caught before changes are pushed into production or catastrophic consequences may follow.