perf_alert
Recent Features
![Detect DOM Node Insertions with JavaScript and CSS Animations]()
Detect DOM Node Insertions with JavaScript and CSS Animations
I work with an awesome cast of developers at Mozilla, and one of them in Daniel Buchner. Daniel's shared with me an awesome strategy for detecting when nodes have been injected into a parent node without using the deprecated DOM Events API.
![Creating Scrolling Parallax Effects with CSS]()
Creating Scrolling Parallax Effects with CSS
Introduction For quite a long time now websites with the so called "parallax" effect have been really popular. In case you have not heard of this effect, it basically includes different layers of images that are moving in different directions or with different speed. This leads to a...
Incredible Demos
![Scrolling “Go To Top” Link Using Dojo]()
Scrolling “Go To Top” Link Using Dojo
One of the most popular code snippets of posted on my blog has been the scrolling "Go To Top" link snippet. The premise of the snippet is simple: once the user scrolls an element (usually the BODY element) past a given threshold, a "Go...
![Create a Sheen Logo Effect with CSS]()
Create a Sheen Logo Effect with CSS
I was inspired when I first saw Addy Osmani's original ShineTime blog post. The hover sheen effect is simple but awesome. When I started my blog redesign, I really wanted to use a sheen effect with my logo. Using two HTML elements and...
