Recent Features
![fetch API]()
fetch API
One of the worst kept secrets about AJAX on the web is that the underlying API for it,
XMLHttpRequest, wasn't really made for what we've been using it for. We've done well to create elegant APIs around XHR but we know we can do better. Our effort to...![Create a CSS Flipping Animation]()
Create a CSS Flipping Animation
CSS animations are a lot of fun; the beauty of them is that through many simple properties, you can create anything from an elegant fade in to a WTF-Pixar-would-be-proud effect. One CSS effect somewhere in between is the CSS flip effect, whereby there's...
Incredible Demos
![HTML5’s window.postMessage API]()
HTML5’s window.postMessage API
One of the little known HTML5 APIs is the window.postMessage API.
window.postMessageallows for sending data messages between two windows/frames across domains. Essentially window.postMessage acts as cross-domain AJAX without the server shims. Let's take a look at howwindow.postMessageworks and how you...![JavaScript Copy to Clipboard]()
JavaScript Copy to Clipboard
"Copy to clipboard" functionality is something we all use dozens of times daily but the client side API around it has always been lacking; some older APIs and browser implementations required a scary "are you sure?"-style dialog before the content would be copied to clipboard -- not great for...




