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Dojo Tutorials

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    Validate Credit Cards with JavaScript

    We all know that JavaScript shouldn't be a web form's only method of validation but client side validation does prevent unnecessary server side processing when user input is obviously invalid.  I'd also consider client side form validation a usability booster (...or nightmare when done poorly.)  I...

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    Event Delegation with MooTools, Dojo, and jQuery

    I've covered the ins and outs of event delegation within JavaScript a few weeks ago but most developers utilize JavaScript frameworks so I thought I'd take a few moments to show you how to implement this wonderful event strategy with the MooTools, Dojo, and jQuery...

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    Create a Dojo Lightbox with dojox.image.Lightbox

    One of the reasons I love the Dojo Toolkit is that it seems to have everything.  No scouring for a plugin from this site and then another plugin from that site to build my application.  Buried within the expansive dojox namespace of Dojo is

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    Dojo Toolkit API Bookmarklet

    You probably know by know that I enjoy using JavaScript-powered bookmarklets to retrieve information.  I create a jQuery documentation bookmarklet, a MooTools class sniffer bookmarklet, and a  even a bookmarklet to allow you to submit articles to Script & Style.  I work extensively with...

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    JSONP with jQuery, MooTools, and Dojo

    We all know that the big limitation of AJAX is that cross-domain requests aren't allowed.  We also know, however, that we skirt around that rule a bit by using JSONP.  JSONP is the process of SCRIPT tag injection, referencing a cross-domain URL and providing a callback...

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    Dive Into Dojo Series: Dive Into Dojo GFX

    I just wanted to give everyone a heads up about my latest Dive Into Dojo post: Dive Into Dojo GFX! It's well known that Dojo's DojoX collection is a treasure trove of enterprise-ready, advanced widgets and JavaScript classes that allow you to accomplish difficult tasks with...

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    JSON Validation with JSON Schema

    It didn't take long for JSON to become the hottest thing since Pam Anderson slowly bounced her way down the BayWatch beaches. And why shouldn't it be? JSON is easy to understand visually, easy to parse on both the client and server sides, and...

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    Generate Dojo GFX Drawings from SVG Files

    One of the most awesome parts of the Dojo / Dijit / DojoX family is the amazing GFX library.  GFX lives within the dojox.gfx namespace and provides the foundation of Dojo's charting, drawing, and sketch libraries.  GFX allows you to create vector graphics (SVG, VML...

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    Troubleshooting CSS Style Assignments within Dojo

    I was recently working on a Dojo project which used a series of JavaScript calculations to generate CSS style values. While calculating styles with JavaScript is quite common, especially when attempting to dynamically position HTML nodes, values aren't always cleansed the way that they should...

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    JavaScript Events: Save the Bubbles!

    The more we work with advanced, accessible, and crawlable web applications, the more control we need over element events.  Mouseenter/leave events, keypress events, and the classic click event are probably the most-listened to events.  Unfortunately many people, including myself, have been incorrectly handling event stoppage.  In...