Polyglot markup Polyglot markup In computing, a polyglot markup is a document or script written in a valid form of multiple markup languages, which performs the same output, independent of the markup's parser, layout engine, or interpreter. In general, the "polyglot markup" is a common subset of two or more languages, that can be used as a robust or simplified profile. Polyglot HTML is HTML that has been written to conform to both the HTML and XHTML specifications. A polyglot document can therefore be parsed as either HTML (which is SGML-compatible) or XML, and will produce the same DOM structure either way.
Nobody Knows What You Do for those who can't get enough of those heady days of the early- to mid-'70s when an artist could still go into the studio and make an album like this, Nobody Knows What You Do will speak to the inner hippie-hillbilly." All tracks composed by John Hartford; except where indicated Nobody Knows What You Do Nobody Knows What You Do is an album by John Hartford, released in 1976. After recording the minimalist "Mark Twang", Hartford returned to the studio with a band. The new material leaned more toward country-rock than bluegrass, which he would continue with 1977's Dillard Hartford