It is hard to believe that jQuery was first released only 4 years ago by John Resig. Today it is the most popular JavaScript framework, powering millions of websites, enjoys a very active community of developers and numerous online resources.

Today jQuery team is celebrating its 4th birthday by releasing jQuery 1.4. This version include several changes and new additions to the framework. W3Avenue has compiled a list of resources for jQuery developers that will help you get up to speed with some of these new features and changes.
Official
- 14 Days of jQuery
An online event marking the release of jQuery 1.4. To celebrate, jQuery team will be unveiling 14 releases over a period of 14 days. So be sure to visit each day as another announcement is made and new content is released. - jQuery 1.4 Related API
Here you will find all the aspects of the API that are added, or had a new signature added, in the new version of jQuery. - Testing, Performance Analysis, and jQuery 1.4
In this 1 hours 13 minutes video, John Resig reviews options for testing and performance analysis in JavaScript and previews the significant changes in jQuery 1.4.
Articles
- Learning jQuery 1.4: Remove() vs Detach()
By Ben Nadel – January 20, 2010 - Understanding jQuery 1.4’s $.proxy() method
By Jimmy Cuadra – January 15, 2010 - jQuery 1.4 Released: The 15 New Features you Must Know
By James Padolsey – January 14, 2010 - How jQuery 1.4 fixed rest of live methods
By Neeraj Singh – January 14, 2010 - jQuery 1.4 Improves Code and Solves IE Issues
January 12, 2010 - jQuery 1.4 $.param Demystified
By Ben Alman – December 20, 2009 - Easing in jQuery 1.4
By James Padolsey – December 19, 2009 - .closest(Array) in jQuery 1.4
By John Resig – December 18, 2009 - jQuery 1.4 Alpha 1 and The Live Event
By Malcolm Sheridan – December 10, 2009 - index() becomes cool in jQuery 1.4
December 5, 2009 - jQuery 1.4 Live() Form Submit Support
By Ben Nadel – December 4, 2009 - Working with Events: More Event Delegation with jQuery
By Louis-Rémi Babé – September 23, 2009 - jQuery Edge: New Special Event Hooks
By Brandon Aaron – June 4, 2009
Tools
- jQuery 1.4 API Cheat Sheet
Available in online, PDF and JPEG formats - jQuery 1.4 iPhone reference app
January 14, 2010 - jQuery 1.4 on Google’s CDN
Google also began serving jQuery 1.4 from its Content Delivery Network. - jsFiddle
An online editor that let you test and share your JavaScript, HTML & CSS. jsFiddle now supports jQuery 1.4. - Framework Speed Test
Lets you test how jQuery 1.4 performs against MooTools, Prototype and other jQuery versions.
Additional Resources
- yayQuery Podcast
- 14 Days of jQuery – Behind the Scenes – Part 1, Part 2, Part3
We hope you found this post useful and timely, and remember to share any additional jQuery 1.4 resources for developers that we may have missed. You may also want to checkout following posts:




Thanks for these awesome resources. I must say that I am very excited for jQuery 1.4.
One link you shouldn’t forget is the Media Template jQuery contest: http://mediatemple.net/jquery14/. You can win a year of free hosting or a 13″ MacBook Pro.
Thanks, I used the working with events tutorial to build a tour finder application on my companies site. I also printed out one of the cheat sheets to keep next to me since I don’t use JS very often.
This is a great article. For those that are interested, I’ve completed some benchmark testing between jQuery 1.2, 1.3 and 1.4 at:
http://chrisiona.com/2010/01/16/jquery-1-4-released-benchmarked/