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Hays, Will H.

(Encyclopedia)Hays, Will H., 1879–1954, American politician and motion-picture executive, b. Sullivan, Ind.; his original name was William Harrison Hays. Hays became active in Indiana political affairs, was chair...

cryptography

(Encyclopedia)cryptography krĭptŏgˈrəfē [key] [Gr.,=hidden writing], science of secret writing. There are many devices by which a message can be concealed from the casual reader, e.g., invisible writing, but t...

Ur-Nammu

(Encyclopedia)Ur-Nammu ŭr-nämˈo͞o [key], fl. 2060 b.c., king of the ancient city of Ur, sometimes called Zur-Nammu or Ur-Engur. He founded a new Sumerian dynasty, the third dynasty of Ur, that lasted a century....

Hart, H. L. A.

(Encyclopedia)Hart, H. L. A. (Herbert Lionel Adolphus Hart), 1907–92, British legal philosopher. A lawyer and trained philosopher—he was a legal positivist—Hart subjected legal concepts to scrutiny in such wo...

Melfi

(Encyclopedia)Melfi mĕlˈfē [key], town (1991 pop. 15,757), in Basilicata, S Italy. It is an agricultural and tourist center noted for its wine. In 1041 it was made the first capital of the Norman county of Apuli...

programming language

(Encyclopedia)programming language, syntax, grammar, and symbols or words used to give instructions to a computer. Once the program is written and has had any errors repaired (a process called debugging), it may ...

signaling

(Encyclopedia)signaling, transmission of information by visible, audible, or other detectable means. Since prehistoric times humans have sought and employed ever more effective means of communicating over distance....

London, Declaration of

(Encyclopedia)London, Declaration of, international code of maritime law, especially as related to war, proposed in 1909. The declaration grew largely out of the attempt at the second of the Hague Conferences to se...

military law

(Encyclopedia)military law, system of rules established for the government of persons in the armed forces. In most countries the legislature establishes the code of military law. It is distinguished from both marti...

Douglas, Sir Howard

(Encyclopedia)Douglas, Sir Howard, 1776–1861, British general and colonial administrator. He was a distinguished teacher of military strategy and an important authority on military and naval engineering. After a ...