XHTML and the application/xhtml+xml MIME type
Web servers send a “MIME type” with each file which tells the browser what kind of file it is. For instance, HTML files are “text/html” and CSS files are “text/css”. “Well,” you may be asking, “why not just use the file extension to determine the file type?” While file extensions commonly indicate an author’s intentions, that’s not always the case. (more…)
