HTML and XHTML are the markup languages used to create a solid foundation for your website or web application, and articles in this category generally touch upon the semantics and accessibility aspects of marking up web pages.
An excellent introduction to XHTML and how to build modular documents with PHP.
Andy Budd on the use of heading elements.
Some thoughts on semantics and invisible information in HTML documents.
A discussion of the issues involved in serving XHTML with the application/xhtml+xml MIME type.
There are cases where
span is the most appropriate element to use.
A three-part series of articles on block-level and inline-level elements in HTML and CSS.
Read about web standards and accessibility in eight languages.
Not everything in HTML is called a tag. Learn what is what.
Yet another method to embed Flash in a valid XHTML 1.0 Strict document.
A reminder of the HTML elements we often forget to use.
When browser vendors bend the standards and implement something in a different way than what the specification states, they may…
If you’re going to use XHTML, don’t settle for Transitional.
When quoting text in HTML, there are several ways of marking up the quoted text. Which way you choose depends…
The killer app for web standards?
Content negotiation explained, step by step.
Avoid using tables for layout, but make sure to use them, and use them properly, for tabular data. This article explains how to make HTML data tables accessible.
HTML vs XHTML and separating data from formatting explained.
Why using XHTML is good, even if you serve it as
I just want to share a couple of issues I’ve come across with Safari and XHTML served as application/xhtml+xml. I’m…
Block level and inline level XHTML elements explained.