Remove an Element from an HTML String with jQuery

While working on a project for work today, I encountered a problem that I apparently have never encountered before. What I thought was a very simple function call in jQuery turned out to be a bit more complicated. I needed to removed an HTML element from a string representation of an HTML snippet. jQuery doesn’t quite behave the way I expected and I had trouble finding a solution Continue reading

jQuery Plugin to Toggle Default Field Value on Focus and Blur

I can’t begin to count the number of times I have coded the same search field with the default value “Search…” in it and so that when the field receives focus, the text is cleared but magically reappears when the field blurs. Every time I code it I know I should save that snippet of code somewhere but it is always faster to just write it anew each time. Well, no more. I finally got around to writing jQuery plugin to allow me to add the focus/blur default value toggle to any field. I have very creatively named the plugin ‘Defaultify’. Continue reading

Simple jQuery Plugin Example

In this article, I will teach you how to develop a standard jQuery plugin. I will keep things as simple as possible and will only build a very trivial plugin, but through this example I will cover all of the important aspects of jQuery plugin development. Continue reading

Trigger Custom Events with jQuery

Things have come a long way since the early days of the web and standard JavaScript window.onload and element.onclick event handling. Even using JavaScript on your web page was risky business in the early days because the availability and acceptance of JavaScript was so unpredictable. Continue reading

Executing JavaScript in an Ajax Response

I don’t know how, in the many years that I have been building web sites and using Ajax, I have never encountered a situation where I needed to return mixed HTML and executable JavaScript in an Ajax response. I routinely return JSON (JavaScript Object Notation) in Ajax responses as well as plain HTML but never both. Recently that changed. Continue reading