Recently I ran a workshop where I ran a small section of the workshop on CORS and how to enable it. In the past, I've found it to be very easy but this time around everything backfired and it didn't work. So after the workshop I went about understanding why the CORS demo it didn't [...]

Everyone wants slick applications that use Ajax to reduce page loads and make it feel, well, more application-ny. Of course this is all done in a progressively enhanced way, so the page works just as well without JavaScript. The problem is, that sometimes, there's an overhead of the extra work to support the Ajax responders. If [...]

Inline form validation is the way forward with any web site today, and I've found I've been able to extract this process out in to a simple plugin that can be applied anywhere throughout my code using the the following pattern.

To follow on from Auto-populating Select Boxes using jQuery & AJAX, I've had more than a few requests for how to do this for multiple select boxes. In response, I've written a jQuery plugin and have included a simple example of three select boxes populating each other driven by a MySQL database.

Inspired by Dustin Diaz’s AJAX screencast, I thought it was time I made a little more use of iShowU and show how easy, and quick it can be to pile on some AJAX calories to pretty much any form. The screencast is sans-sound, really just to try to keep my out-going bandwidth down, but I’ve commented [...]

Update: due to popular demand, I've caved in, and written a plugin and demos with multiple-select boxes populating each other and driven from MySQL. View: Auto-populate multiple select boxes If you are familiar with using select boxes for categorisation and sub-categories, such as ebay does when selling an item, [...]

Before I get flamed for claiming the impossible, this is how I achieved a goal that was entirely in AJAX, but I needed it to across different domains! Some background: Some time ago I found, and implemented this awesome heatmap click tracking for the company I work for. However, since our test machines run everything [...]