Web performance expert Nicole Sullivan discusses a set of best practices in the creation of supremely fast, visually impactful web sites.

Maybe I haven’t been paying close enough attention, but over the past few years an interesting variation of CSS Sprites has been getting a lot of play on large web sites that serve millions of users.

I am a huge fan of SASS (Syntactically Awesome Stylesheets) for styling Rails applications. I have been using it on all of my projects for quite a while now and have developed some great techniques that make it much easier to organize, write, and read stylesheets in an application

JSMin is a filter which removes comments and unnecessary whitespace from JavaScript files. It typically reduces filesize by half, resulting in faster downloads. It also encourages a more expressive programming style because it eliminates the download cost of clean, literate self-documentation.

PNG transparency for IE 6.

Sass is a meta-language on top of CSS that‘s used to describe the style of a document cleanly and structurally, with more power than flat CSS allows. Sass both provides a simpler, more elegant syntax for CSS and implements various features that are useful for creating manageable stylesheets.

If you’re working on some cool ruby console-based application or just want to add a little style to your script here is a nice gem for you. It’s called Rainbow and it extends ruby String class adding methods to wrap the string with ANSI escape codes.

Asynchronous JavaScript and CSS, also known as CSSHttpRequest, is a method of URI-encoding data in 2KB chunks split over several CSS rules with a modified data URI scheme. Because CSS is not subject to the same-origin policy, no service proxy is required.

SlickMap CSS is a simple stylesheet for displaying finished sitemaps directly from HTML unordered list navigation.

iUI is a framework consisting of a JavaScript library, CSS, and images for developing iPhone webapps.

With Scrippets, you can add boxes of nicely-formatted script to your blog. It even works in comments.

Even if you’ve trapped, you can change your programming style and reap some of the benefits of those new languages. In the last 15 years Java programming style has changed significantly.

Deadweight is RCov for CSS, kind of. Given a set of stylesheets and a set of URLs, it determines which selectors are actually used and reports which can be "safely" deleted.

If I ruled the world, IE would not be used by people. Since that is not the case, we need to put these rules to memory.

We say “back in time”, and “back” feel like “left” to me, not right. So let’s break that standard.

MailStyle allows you to write the css for your html emails as you normally would, then writes the styles inline when you send your emails. It also makes sure that your image paths are absolute rather than relative.

Fuck acronyms, really

A global h2 style probably isn’t going to last more than a month before everyone starts changing it inline or by id. This means that global styles end up getting in the way 8 months down the line.