April 2012
1 post
JSConf.US '12 Slides
Apr 23rd
2 notes
November 2011
1 post
Red Dirt JS ’11 Slides
Nov 5th
1 note
October 2011
1 post
JSConf.us ’11 Video
Oct 1st
May 2011
1 post
The FUD Challenge
My response to a Twitter challenge by @thomasfuchs. I <3 modules and dig microlibs, but I think that consistent cross-browser support is more easily obtained by using a modular/buildable library instead of a bunch of independent microlibs. (mp4 available) Related Links: file/mootools custom gzipped build test/$script test/bean test/domReady test/emile test/emile alt test/mootools...
May 9th
March 2011
0 posts
Performance Monitoring For All
(mp4 available) Related Links:  github/stats.js github/xstats.js link/bunny mark test/stats.js x4 test/xstats.js x4 test/stats.js large test/xstats.js large
Mar 1st
February 2011
4 posts
Reflow Costs
Explore the performance cost of pre DOM-load reflow caused by some feature tests. I created a special build of has.js that runs all 177 unminified tests upfront before DOM load. This is an extreme case and executes 3-8x more tests than most projects will use. (mp4 available) Related Links: post/feature testing costs test/reflow
Feb 17th
The removeChild() Memory Leak
Tested on Chrome 11.0.663.0, IE8, IE9 RC, and IE9 Platform Preview 8. (mp4 available) Related Links: download/process explorer issue/memory leak issue/follow-up test/leak
Feb 16th
Feature Testing Costs
My response to Alex Russell’s recent blog posts over the performance cost of feature testing. The iPhone tests are from my real iPhone 3GS via iDemo. Special thanks to Chris Newman for providing the Kindle tests. Screencast 1 of 3 (mp4 available) Screencast 2 of 3 (mp4 available) Screencast 3 of 3 (mp4 available) Related Links: gist/types of detection jsperf/has-js-suite ...
Feb 6th
October 2010
1 post
The jQuery.fragments Memory Leak
(mp4 available)
Oct 17th
August 2010
2 posts
JSConf.eu ’10 Video
Aug 3rd
JSConf.us ’10 Video
Aug 3rd
May 2010
2 posts
Web Optimization Summit ’10 Slides
(ppt available)
May 12th
JSConf.us ’10 Slides
(ppt available)
May 8th
January 2010
4 posts
Fusebox Wrap Up
(mp4 available)
Jan 21st
From Sandboxes To Fuseboxes
A code review of the Fusebox constructor. (mp4 available)
Jan 18th
Creating Sandboxes
(mp4 available)
Jan 16th
What’s A Sandboxed Native?
(mp4 available)
Jan 16th