Your web page uses non-standard elements, so, following the advice of earlier ALA articles, you bang out a custom DTD to make sure your document still validates. Not so fast, says the W3C’s Quality Assurance team, who argue that crafting a custom DTD for the sole purpose of validation is a mistake … and then tell when it is the right thing to do.
More from A List Apart
How sustainable is a model where social networks take a central role in our daily routine? Antoine Lefeuvre believes there’s growing awareness that social networking tools don’t necessarily bring out the best in us. While we do want and appreciate tools that let us engage with others and do things together, we’re getting tired of the high price in attention and stress.
From the Blog
A decade ago here in A List Apart, we published a radical article by Peter-Paul Koch arguing for custom attributes in markup. Today, Mat Marquis takes a look back at how times have changed, and shows how PPK’s idea has worked its way into the web.
New content projects present a classic chicken-and-egg problem: should we start with the words, or focus on the structure they’ll take? There are benefits and challenges either way, but Eileen Webb has recently become a believer that starting with structure creates a better workflow for developers, designers and content creators alike.