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.
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.
With Scrippets, you can add boxes of nicely-formatted script to your blog. It even works in comments.
SlickMap CSS is a simple stylesheet for displaying finished sitemaps directly from HTML unordered list navigation.
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.
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
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.
Web performance expert Nicole Sullivan discusses a set of best practices in the creation of supremely fast, visually impactful web sites.