Recent Features
![JavaScript Promise API]()
JavaScript Promise API
While synchronous code is easier to follow and debug, async is generally better for performance and flexibility. Why "hold up the show" when you can trigger numerous requests at once and then handle them when each is ready? Promises are becoming a big part of the JavaScript world...
![Create Spinning Rays with CSS3: Revisited]()
Create Spinning Rays with CSS3: Revisited
Last December I wrote a blog post titled Create Spinning Rays with CSS3 Animations & JavaScript where I explained how easy it was to create a spinning rays animation with a bit of CSS and JavaScript. The post became quite popular so I...
Incredible Demos
![prefers-color-scheme: CSS Media Query]()
prefers-color-scheme: CSS Media Query
One device and app feature I've come to appreciate is the ability to change between light and dark modes. If you've ever done late night coding or reading, you know how amazing a dark theme can be for preventing eye strain and the headaches that result.
![Detect Pseudo-Element Animation Support]()
Detect Pseudo-Element Animation Support
A while back I posted an interesting tidbit from Daniel Buchner which allows developers to detect DOM node insertions with JavaScript and CSS animations; an awesome trick driven by CSS animations. Lea Verou recently posted another detection snippet driven by CSS animations: detecting pseudo-element...



