null representation

См. также в других словарях:

• Null character — For other uses, see Null symbol. The null character (also null terminator), abbreviated NUL, is a control character with the value zero.[1] [2] It is present in many character sets, including ISO/IEC 646 (or ASCII), the C0 control code, the… …   Wikipedia

• Null (SQL) — The Greek lowercase omega (ω) character is used to represent Null in database theory. Null is a special marker used in Structured Query Language (SQL) to indicate that a data value does not exist in the database. Introduced by the creator of the… …   Wikipedia

• Null vector — For other uses, see Null (disambiguation). In linear algebra, the null vector or zero vector or empty vector is the vector (0, 0, …, 0) in Euclidean space, all of whose components are zero. It is usually written with an arrow head above or below… …   Wikipedia

• Null allomorph — In morpheme based morphology, a null allomorph or zero allomorph is a special kind of allomorph which has the form of a null morpheme. Because there are contexts in which the underlying morpheme still appears in the surface structure, a real null …   Wikipedia

• Null-terminated string — In computer programming, a null terminated string is a character string stored as an array containing the characters and terminated with a null character ( , called NUL in ASCII). Alternative names are C string, which refers to the C… …   Wikipedia

• Rotation representation (mathematics) — In geometry a rotation representation expresses the orientation of an object (or coordinate frame) relative to a coordinate reference frame. This concept extends to classical mechanics where rotational (or angular) kinematics is the science of… …   Wikipedia

• Phaerimm — Représentation d un Phaerimm Les Phaerimms sont des créatures appartenant au monde imaginaire des Royaumes oubliés, décor de campagne pour le jeu Donjons et dragons. Présentation Les phaerimms sont des créatures puissantes qui utilisent la magie… …   Wikipédia en Français

• Lorentz group — Group theory Group theory …   Wikipedia

• Linked list — In computer science, a linked list is a data structure consisting of a group of nodes which together represent a sequence. Under the simplest form, each node is composed of a datum and a reference (in other words, a link) to the next node in the… …   Wikipedia

• Comparison of data serialization formats — This is a comparison of data serialization formats, different ways to convert complex objects to sequences of bits. It does not include markup languages used exclusively as document file formats. Contents 1 Overview 2 Syntax comparison of human… …   Wikipedia

• Gültigkeitszeit — Unter temporaler Datenhaltung (auch Historisierung genannt) versteht man in der Informationstechnik das Festhalten der zeitlichen Entwicklung der Daten bei Speicherung in einer Datenbank. Häufig ist es ausreichend, in einer Datenbank nur den… …   Deutsch Wikipedia