49 minutes; source: YUI Theater (Hi-res flash) or yuiblog.com (.mov, iPod/iPhone-compatible)
Satyen Desai, senior YUI engineer, discusses YUI's next-generation codeline, YUI 3.
43 minutes; source: Yahoo! Video (Flash) or yuiblog.com (M4V, iPod/iPhone-compatible)
Jenny Donnelly, senior YUI engineer and author of the DataSource, AutoComplete and DataTable components, provides a hacker's guide to the use of YUI in rapid-prototyping situations.
51 minutes; source: Yahoo! Video (Flash) or yuiblog.com (M4V, iPod/iPhone-compatible)
YUI Engineer and accessibility specialist Todd Kloots discusses the development of accessibility features in the YUI 3 codeline.
49 minutes; source: Yahoo! Video (Flash) or download.yahoo.com (M4V, iPod/iPhone-compatible)
Todd Kloots, YUI engineer and accessibility specialist, talks about the emerging ARIA specification and how to leverage its power in creating web applications that are usable and intuitive for users of screen-reader software.
40 minutes; source: Yahoo! Video (Flash) or download.yahoo.com (M4V, iPod/iPhone-compatible)
Eric Miraglia and Matt Sweeney of the YUI Team provide an overview of the forthcoming YUI 3 release. YUI 3 is currently available as a public preview at http://developer.yahoo.com/yui/3.
36 minutes; source: Yahoo! Video (Flash) or download.yahoo.com (M4V, iPod/iPhone-compatible)
Senior YUI engineer Dav Glass introduces you to the YUI Rich Text Editor in this October 2007 tech talk.
42 minutes; source: Yahoo! Video (Flash) or download.yahoo.com (M4V, iPod/iPhone-compatible)
Yahoo Front Page engineer Nicholas C. Zakas provides a foundational review of test-driven development theory and its practical implementation in JavaScript with YUI Test.
42 minutes; source: Yahoo! Video (Flash) or download.yahoo.com (M4V, iPod/iPhone-compatible)
Senior YUI engineer Nate Koechley guides you through the YUI CSS foundation in this October 2007 tech talk.
9 minutes; source: Yahoo! Video (Flash) or download.yahoo.com (M4V, iPod/iPhone-compatible)
Yahoo! Engineer Matt Mlinac introduces you to the YUI ImageLoader Utility.
25 minutes; source: Yahoo! Video (Flash) or download.yahoo.com (M4V, iPod/iPhone-compatible)
The YUI Menu Control comprises three rich, powerful UI tools. In this 25 minute video, YUI Menu developer Todd Kloots orients you to the Menu Control's structure, design, and implementation.
42 minutes; source: Yahoo! Video (Flash) or yuiblog.com (M4V, iPod/iPhone-compatible)
Nicholas Zakas is an engineer on the team that brings you My Yahoo!, one of the most popular personalized portals on the web. In this talk, Zakas focuses on some fundamental concepts in the world of frontend engineering with an eye toward making code more maintainable.
34 minutes; source: Yahoo! Video
Matt Sweeney, author of YUI's Animation Utility, Dom Collection and TabView Control, spoke to hackers gathered for Yahoo!s first Open Hack Day September 29, 2006. In this talk, Matt argues for the strict separation of presentation, content and behavior, providing a historical perspective on the evolution of available tools for engineering stable, scalable, applications using semantic approaches.
38 minutes; source: Yahoo! Video (Flash) or download.yahoo.com (M4V, iPod/iPhone-compatible)
Douglas Crockford discusses the use of Ajax to improve the performance of web applications.
36 minutes; source: Yahoo! Video (Flash) or download.yahoo.com (M4V, iPod/iPhone-compatible)
Yahoo! JavaScript Architect Douglas Crockford argues that to take the web forward we need to look back — to the days of the great browser wars when innovation lit up the web. Standards have stagnated, and only a new browser war can break us loose from the current rut.
38 minutes; source: YUIBlog
Yahoo! JavaScript Architect Douglas Crockford reprises his talk on "The State of Ajax", putting the popular technique through the critical lens of history and subjecting it to a review of how it stacks up against the current state-of-the-art in computer programming.
111 minutes; source: Yahoo! Video
Yahoo! JavaScript Architect Douglas Crockford provides a comprehensive introduction to the JavaScript Programming Language in this four-part video:
67 minutes; source: Yahoo! Video
Yahoo! JavaScript Architect Douglas Crockford lectures on the nuances of the JavaScript programming language in this three-part video:
78 minutes; source: Yahoo! Video
Yahoo! JavaScript Architect Douglas Crockford discusses the nexus between JavaScript and the browser, exploring the history of the BOM and DOM APIs and their impact on frontend engineering today. This presentation is archived in three parts:
48 minutes; source: Yahoo! Video (Flash) or download.yahoo.com (M4V, iPod/iPhone-compatible)
Yahoo! JavaScript Architect Douglas Crockford provided the anchoring keynote for Yahoo!'s annual internal web-development conference in March, 2007. The subject of the talk is "Quality" — the processes by which we engineer quality into our software and, of course, the processes by which we often fail to do so.
40 minutes; source: Yahoo! Video (Flash) or download.yahoo.com (M4V, iPod/iPhone-compatible)
Yahoo! JavaScript Architect Douglas Crockford keynotes the 2007 Konfabulator Developer Day at Yahoo! on June 7, 2007. In this talk, he describes his own journey from skepticism about JavaScript to a deep appreciation for its power and elegance.
49 minutes; source: YUIBlog (Flash) or download.yahoo.com (M4V, iPod/iPhone-compatible)
Yahoo engineer and YUI contributor Julien Lecomte covers seven key areas of performance relating to modern web applications in this December 2007 tech talk.
42 minutes; source: Yahoo! Video (Flash) | yuiblog.com (M4V)
This event brought together at Yahoo! Mike Shaver from Mozilla, Chris Wilson from Microsoft's IE team, CTO Håkon Lie from Opera, and moderator Douglas Crockford from Yahoo! to talk about the current state of the browser landscape. Recorded on February 28, 2007.
22 minutes; source: Yahoo! Video (Flash)
Gopal Venkatesan was the first frontend engineer hired by Yahoo! in India. In this talk, he explores some core characteristics of performant JavaScript. Recorded on March 8, 2007.
19 minutes; source: YUI Theater HD (Flash) or yuiblog.com (M4V, iPod/iPhone-compatible)
Charles McCathie Nevile, Opera's Chief Standards Officer, talks about the Dragonfly debugger debuting with Opera 10.
55 minutes; source: Yahoo! Video (Flash) or download.yahoo.com (M4V, iPod/iPhone-compatible)
PPK of Quirksmode talks about his recent research on browser events across both desktop and mobile browsers.
89 minutes; source: Yahoo! Video (Flash) or yuiblog.com (M4V, iPod/iPhone-compatible)
Nate Koechley lays out the foundations of professional frontend engineering as they've developed at Yahoo over the past decade.
72 minutes; source: Yahoo! Video (Flash) or download.yahoo.com (M4V, iPod/iPhone-compatible)
jQuery author John Resig talks about modern JavaScript and DOM programming.
43 minutes; source: Yahoo! Video (Flash) or download.yahoo.com (M4V, iPod/iPhone-compatible)
Performance expert Nicole Sullivan outlines best practices in building fast, beautiful websites.
37 minutes; source: Yahoo! Video (Flash) or download.yahoo.com (M4V, iPod/iPhone-compatible)
Steve Souders is Yahoo's former chief peformance guru and the author of High Performance Web Sites. While at Yahoo, Steve led a team investigating the root causes of poor page performance and applying the lessons learned to Yahoo!'s high-traffic, media-rich properties. Steve now serves in a similar role at Google.
51 minutes; source: Yahoo! Video (Flash) or yuiblog.com (M4V, iPod/iPhone-compatible)
Bill Scott served as a Yahoo Ajax Evangelist and engineering manager from 2005-7. In this talk, given at nearly a dozen conferences around the world, Bill taxonomizes the rich interaction patterns that characterize the evolving web — a must-see for web designers and frontend engineers. (Slides, in Apple Keynote format, can be downloaded here [253MB].)
29 minutes; source: Yahoo! Video (Flash) or download.yahoo.com (M4V, iPod/iPhone-compatible)
PPK is best-known as the author of the essential frontend engineering site quirksmode. In this talk, he discusses his more recent work — the formation of a professional guild for frontend engineers in Holland.
51 minutes; source: Yahoo! Video (Flash) or yuiblog.com (M4V, iPod/iPhone-compatible)
Joseph Smarr is the Chief Platform Architect at Plaxo, Inc., where he's led the engineering of Plaxo's address-book integration application. In this talk, Smarr explores the core lessons that he and his Plaxo team have learned in the development of their apps and the details of how they've leveraged maximum performance from the web browser.
48 minutes; source: Yahoo! Video (Flash) | download.yahoo.com (MP4; recommended)
Joe Hewitt is a Mozilla developer who has written software dear to the heart of all web developers, including the original Mozilla DOM Inspector. Joe's newest Mozilla tool is Firebug, an integral logging and debugging extension for Firefox that sets a new standard for its category. Joe provided a power-user tour while announcing Firebug 1.0's release on January 25, 2007, at Yahoo!. Joe is a co-founder of Parakey, Inc.
15 minutes; source: Yahoo! Video (Flash) or download.yahoo.com (M4V, iPod/iPhone-compatible)
Firefox co-founder and Firebug author Joe Hewitt discusses his newest project, iUI — a JS/CSS bundle empowering rapid development of web applications for iPhone that emulate the iPhone's native visual elements and transtions. Recorded in July 2007, a few weeks after the release of the iPhone, this talk also provides an excellent early overview of the state of iPhone web development and an orientation to standards support in the iPhone implementation of Safari.
56 minutes; source: Yahoo! Video (Flash) or yuiblog.com (M4V, iPod/iPhone-compatible)
Grady Booch is an IBM Fellow and one of the co-creators of UML. In this talk, he discusses the complex matrix of decisions and processes, both intentional and unintentional, that lead to the software designs and architectures upon which we increasingly rely in everyday life. This is a version of a talk originally given to the British Computer Society in honor of Alan Turing.
57 minutes; source: Yahoo! Video (Flash) or yuiblog.com (M4V, iPod/iPhone-compatible)
John Resig of Mozilla Corp., author of the popular JQuery JavaScript library, describes the role of libraries in the world of frontend engineering, the problems they solve, and the things we can learn from how developers use and think about libraries in their projects.
55 minutes; source: Yahoo! Video (Flash) or yuiblog.com (M4V, iPod/iPhone-compatible)
Author David Weinberger speaks with Yahoo!'s Bradley Horowitz about the nature of our evolving relationship to information — a relationship that is at the heart of the growing network of web-services-dependent applications on the web.
28 minutes; source: Yahoo! Video
Iain Lamb, cofounder of the Oddpost webmail startup that was acquired by Yahoo! and eventually became the basis for the all-new Yahoo! Mail, speaks at Yahoo!'s Open Hack Day on the skills needed by hackers in the new network ecosystem of mashups and web services.
47 minutes; source: Yahoo! Video (Flash) or yuiblog.com (M4V, iPod/iPhone-compatible)
GW Micro founder Doug Geoffray discusses the evolution of screen readers on the desktop and the nature of the challenges we face as we start addressing similar issues in the context of rich internet applications.
10 minutes; source: YUIBlog (Flash) or download.yahoo.com (M4V, iPod/iPhone-compatible)
An interview with frontend engineers at LinkedIn disucssing their use of YUI.
6 minutes; source: YUI Blog (QuickTime) or Yahoo! Video (Flash)
Thinkature co-founder Jon Chambers discusses the Thinkature collaborative ideation interface and how he used YUI in creating it.
7 minutes; source: YUI Blog (QuickTime) or Yahoo! Video (Flash)
Aptana founder Paul Colton provides an overview of the Aptana IDE and its built-in support for the YUI Library; more Aptana screencasts are available on Aptana TV.
9 minutes; source: YUI Blog (QuickTime) or Yahoo! Video (Flash)
Ross Harmes of Yahoo! Small Business demos his YUI bundle for the popular Mac OS X code editor TextMate. See the YUIBlog post on the screencast for full details.
The YUI Library and related topics are discussed on the on the ydn-javascript mailing list.
In addition, please visit the YUIBlog for updates and articles about the YUI Library written by the library's developers.
The YUI Library's public bug tracking and feature request repositories are located on the YUILibrary.com site. Before filing new feature requests or bug reports, please review our reporting guidelines.






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