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.
1 Domain Names-The namespace syntax for domain names is specified by the Domain Name System, or DNS. 2  It includes the top-level domain, (e.g. techterms.com) and a subdomain, such as www.. 3  In the URL www.techterms.com, the namespace identifier is techterms.com, while the local name is www..amespaces are used in many areas of computing, such as domain names, file paths, and XML documents. Below are examples of these different applications. 1  Domain Names-The namespace syntax for domain names is specified by the Domain Name System, or DNS.