D (disambiguation)
From Wikipedia, the free encyclopedia
D is the fourth letter of the Latin alphabet. It can also refer to:
- Deuterium (chemical symbol: D), a chemical with one proton and one neutron
- Debye, a unit of electrical dipole moment
- D and d, the derivative operators
- D region, in the atmosphere of Earth, part of the ionosphere
- D (video game), a game released in the mid-1990s for the 3DO, PlayStation and Sega Saturn
- D (Japanese band), a Japanese Visual Kei band
- Initial D, a Japanese Manga and Anime about Mountian drifting that has several games for Arcade and Consoles
- D, the symbol for the Electric displacement field
- Tenacious D, a comedy rock band
- The United States Democratic Party, usually abbreviated D
- Vampire Hunter D, the title character of a series of novels by Hideyuki Kikuchi
- 500 in Roman numerals
- Haplogroup D (mtDNA), a human mitochondrial DNA (mtDNA) haplogroup
- Haplogroup D (Y-DNA), a Y-chromosomal DNA (Y-DNA) haplogroup
- D., a 2004 album by Japanese Hard Rock artist Des-ROW.
[edit] Programming languages
There have been several programming languages called D in the history of computing:
- D (programming language), by Walter Bright, created as a successor to C++
- Tutorial D, a database query language proposed by Christopher J. Date and Hugh Darwen
- Dialog Manager programming language
- The Data Language, an MS-DOS 4GL
- D functional programming language, a Haskell-like language, with type classes
- D programming language (Sun), designed to be used with the DTrace framework
- Filetab-D, a language based on decision tables