Recent Features
![CSS vs. JS Animation: Which is Faster?]()
CSS vs. JS Animation: Which is Faster?
How is it possible that JavaScript-based animation has secretly always been as fast — or faster — than CSS transitions? And, how is it possible that Adobe and Google consistently release media-rich mobile sites that rival the performance of native apps? This article serves as a point-by-point...
![I’m an Impostor]()
I’m an Impostor
This is the hardest thing I've ever had to write, much less admit to myself. I've written resignation letters from jobs I've loved, I've ended relationships, I've failed at a host of tasks, and let myself down in my life. All of those feelings were very...
Incredible Demos
![Page Visibility API]()
Page Visibility API
One event that's always been lacking within the document is a signal for when the user is looking at a given tab, or another tab. When does the user switch off our site to look at something else? When do they come back?
![PHP Woot Checker – Tech, Wine, and Shirt Woot]()
PHP Woot Checker – Tech, Wine, and Shirt Woot
If you haven't heard of Woot.com, you've been living under a rock. For those who have been under the proverbial rock, here's the plot: Every day, Woot sells one product. Once the item is sold out, no more items are available for purchase. You don't know how many...




