The last president who ever owned slaves was, ironically, Ulysses S. Grant, elected in 1868 after he had commanded Union forces to victory over the Confederacy in the war that led to the abolition of slavery. Grant owned a slave named William Jones, whom he freed in 1859.
AI and Linux enthusiast. In general, a namespace is a container for a set of identifiers (also known as symbols, names). Namespaces provide a level of direction to specific identifiers, thus making it possible to distinguish between identifiers with the same exact name. For example, a surname could be thought of as a namespace that makes it possible to distinguish people who have the same given name.
[ Definition: An XML namespace is identified by a URI reference [RFC3986] ; element and attribute names may be placed in an XML namespace using the mechanisms described in this specification. ]. [ Definition: An expanded name is a pair consisting of a namespace name and a local name.n example namespace declaration, which associates the namespace prefix edi with the namespace name http://ecommerce.example.org/schema : Namespace constraint: Reserved Prefixes and Namespace Names. The prefix xml is by definition bound to the namespace name http://www.w3.org/XML/1998/namespace.