An XPath expression function that returns the value 'false' in a boolean test.
A group of related fonts. Perhaps a roman typeface, italic typeface and bold typeface, all based on the same character shape designs.
Abbreviation for a document, usually made available on the Intnernet, that includes answers to the most common questions asked of a particular technology or protocol.
A single unit of information in a record. Every record in a table has the same fields, which can be thought of as the columns of the table. Each column has a name, such as 'name', 'employee number' and 'department', but each record may have a different field value, such as 'J. Smith', '6435' and 'Accounts'. In some ...