Blackberry WebWorks AJAX Problems

web I recently spent some time debugging AJAX connections for a application I built for a client using Blackberry WebWorks (via PhoneGap) and jQuery Mobile. The app was already working great on iOS and Android, however my AJAX (XMLHTTPRequest's) were not working on Blackberry.

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Quick Google CDN jQuery Tip

web Here's a quick tip if your using Google's Content Delivery Network (CDN) for serving up jQuery (or other scripts).

So if you want jQuery 1.4.4 you can use a url like this:

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jQuery UI Sortable Tutorial

coldfusion web Here's a simple tutorial showing how to use jQuery UI's sortable plugin to update a database table's sort order field on the fly using ajax.

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Ajax Same Origin Policy No More with Firefox 3.5

web Firefox 3.5 now allows you to make AJAX Requests, or more correctly XMLHttpRequests cross domain (in other words can make XHR requests to When I heard about this, my first is that they would use the cross-domain.xml file that Flash has supported for years to achieve this.

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Firefox 3.5 Introduces Origin Header, Security Features

web FireFox 3.5 was just released about a half hour ago. You can checkout all the new features for web developers here.

For me, as someone that does a lot of security research one of the most interesting new features is the Origin http header that FireFox 3.5 now sends.

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Adobe AIR Tutorial for HTML / JavaScript Developers

web I spent a some time this weekend preparing for the Adobe AIR & Flex 3 Launch Event at my ColdFusion user group. One thing I wanted to show people was how to build a simple Adobe AIR Desktop Application using HTML & JavaScript.

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coldfusion Brian Love has released Ext.cfc which allows you to easily use the Ext.js library with ColdFusion. This makes it easy to create a CFGRID like UI in JavaScript, without CFGRID, or ColdFusion 8.

This was also covered on the Ext blog and Ajaxian - nice work Brian!

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Firefox Now Supports HttpOnly Cookies

web You may be surprised to learn that Microsoft Internet Explorer has supported a a security feature called HttpOnly cookies since IE 6 SP1.

Firefox, which was released just the other day, now supports it.

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Application.cfm and AJAX

coldfusion I had someone email me with the following question today:

I'm developing a ColdFusion app with Prototype. Seems Ajax.updater wants to insert my application.cfm code into my div along with responseText. How can I stop this?

This question brought up two good points.

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Toggle a Bit with SQL

databases web I am working on a management dashboard for a client, which uses some AJAX here and there.

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GoogleBot Runs AJAX?

web I saw this curious line in my log files today: - - [06/Dec/2006:17:00:50 +0000] "POST /suggest.cfm HTTP/1.1" 200 232 "-" "Googlebot/2.1 (+"

That's GoogleBot doing a POST operation to suggest.

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Howto Build Server Side AJAX Suggestions with

web I'm a big fan of the javascript library. I have been using some of the effects on a dashboard console for one of my clients, it has been quite nice to work with, and has really helped improve the user experience.

I also used on cssdocs.

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web I have just launched another documentation shortcut site, this time for CSS: It allows you to get to CSS documentation from the url, for instance type in: to go to the W3C documentation for the text-decoration property.

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Tracking JavaScript Events with Google Analytics

web Did you know that you can track JavaScript events with Google Analytics? I just found this out... It's pretty cool, because allows you to track things like outbound link clicks, AJAX calls, static files, and more.

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AJAX Tutorial with Prototype

web Here's the AJAX prototype example that I used in my AJAX presentation today.

I wanted to give an example of a good use of AJAX, and at the same time keep it simple. So I thought a good example

would be to build a zip code verifier.

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AJAX Presentation Outline

coldfusion web Here's an outline of the presentation on AJAX that I gave today at my ColdFusion users group meeting.

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AJAX vs Flash

web I've often wondered why Flash RIA's (rich internet applications) haven't really seen the anywhere near the level of excitement that AJAX is currently seeing. They both solve the same problem.

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AJAX on IE - back to the IFRAME

web On Internet Explorer in order to write AJAX based web applications you have to use an ActiveX object.

var request = new ActiveXObject("Microsoft.

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The persistence of really bad ideas

web Seth Godin has a great post called The persistence of really bad ideas, in which he rants about how web developers always seam to use select boxes for picking states and countries:

There are fifty states. This is a problem.

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did you hack my cf?