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...
![Write Simple, Elegant and Maintainable Media Queries with Sass]()
Write Simple, Elegant and Maintainable Media Queries with Sass
I spent a few months experimenting with different approaches for writing simple, elegant and maintainable media queries with Sass. Each solution had something that I really liked, but I couldn't find one that covered everything I needed to do, so I ventured into creating my...
Incredible Demos
![Add Controls to the PHP Calendar]()
Add Controls to the PHP Calendar
I showed you how to create a PHP calendar last week. The post was very popular so I wanted to follow it up with another post about how you can add controls to the calendar. After all, you don't want your...
![Sara Soueidan’s Favorite CodePen Demos]()
Sara Soueidan’s Favorite CodePen Demos
A few months ago, Chris Coyier shared his favorite CodePen demos right here on David's blog. A while back David asked me to share some of my favorite pens too, so here are some of the demos that have blown my mind in the past...




