<pedrocorreia.net ⁄>
 

<Why You Should Never Use jQuery Live ⁄ >




clicks: 3196 3196 2011-04-09 2011-04-09 goto programacao myNews programacao  Bookmark This Bookmark This


Event delegation is a powerful technique that is often used in JavaScript applications. jQuery has two similar API methods that provide similar event delegation functionality: live and delegate.

On the surface live and delegate can seem interchangeable. However, they are not. Live has several serious disadvantages and should never be used, and this article will explain why.

Event Delegation 101

First, a quick review. Event delegation works by binding to an element in the page, waiting for a DOM event to bubble to this element, and in the event handler, checking if a parent of the target element matches a selector you are looking for. If a match is found, your handler is called.



este é só um excerto do artigo, para aceder ao artigo completo, clique no link em baixo:
this is just a small excerpt from the article, to access the full article please click in the link below:

http://jupiterjs.com/news/why-you-should-never-use-jquery-live




Subscribe News RSS  Subscribe News Updates by E-mail





myNews <myNews show="rand" cat="programacao" ⁄>

RouterJs: easy routing for your ajax Web applications new ...

RouterJs is a simple router for your ajax web apps. It's build upon History.js which means that Rout (...)

clicks: 17301 17301 2012-05-14 2012-05-14 goto url (new window) haithembelhaj.g... goto myNews programacao


Backbone computed properties new ...

This gist shows one way to implement read- and write-enabled computed properties on a Backbone Model (...)

clicks: 17091 17091 2012-05-13 2012-05-13 goto url (new window) https://gist.gi... goto myNews programacao


Android Query new ...

Android-Query (AQuery) is a light-weight library for doing asynchronous tasks and manipulating UI el (...)

clicks: 17210 17210 2012-05-12 2012-05-12 goto url (new window) code.google.com... goto myNews programacao


HTML5 jQuery Paint Plugin new ...

Websanova Paint is a HTML5 canvas based jQuery plugin. It allows you to free paint on a canvas area (...)

clicks: 28058 28058 2012-05-12 2012-05-12 goto url (new window) websanova.com/t... goto myNews programacao


Create Instagram Filters With PHP new ...

In this tutorial, I'll demonstrate how to create vintage (just like Instagram does) photos with PHP (...)

clicks: 16975 16975 2012-05-12 2012-05-12 goto url (new window) net.tutsplus.co... goto myNews programacao


Real-time Applications With Node.js and Socket.IO new ...

Hey everyone! Sorry about the long pause since the last blog post, life has been quite hectic for th (...)

clicks: 17344 17344 2012-05-11 2012-05-11 goto url (new window) codingcookies.c... goto myNews programacao


Sass vs. LESS vs. Stylus: Preprocessor Shootout new ...

CSS3 preprocessors are languages written for the sole purpose of adding cool, inventive features to (...)

clicks: 16684 16684 2012-05-11 2012-05-11 goto url (new window) net.tutsplus.co... goto myNews programacao


Gettings to know Backbone.ks new ...

In this series, we're going to learn how to build a fully functional contacts manager using Backbone (...)

clicks: 16019 16019 2012-05-10 2012-05-10 goto url (new window) net.tutsplus.co... goto myNews programacao