lazy evaluation

Any of a variety of computing techniques that delays the computation of expressions until (and unless) the results are needed.
Ant: strict evaluation, eager evaluation

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  • Lazy Evaluation — ist eine Technologie in der Informatik, bei der das Ergebnis eines Ausdrucks nur so weit berechnet wird, wie es gerade benötigt wird. Ein Vorteil einer solchen Auswertungsstrategie ist Zeitersparnis, da Funktionsaufrufe ganz vermieden oder… …   Deutsch Wikipedia

  • Lazy evaluation — In computer programming, lazy evaluation (or delayed evaluation) is the technique of delaying a computation until such time as the result of the computation is known to be needed.The actions of lazy evaluation include: performance increases due… …   Wikipedia

  • lazy evaluation — atidėtasis vykdymas statusas T sritis informatika apibrėžtis ↑Reiškinio skaičiavimo, funkcijos arba procedūros vykdymo sulaikymas iki tol, kol bus reikalingas jų vykdymo rezultatas. Programoje užrašytas veiksmas įsimenamas, bet nevykdomas –… …   Enciklopedinis kompiuterijos žodynas

  • Evaluation strategy — Evaluation strategies Strict evaluation Applicative order Call by value Call by reference Call by sharing Call by copy restore Non strict evaluation Normal order Call by name Call by need/Lazy evaluation …   Wikipedia

  • Lazy systematic unit testing — Lazy Systematic Unit TestingA J H Simons, JWalk: Lazy systematic unit testing of Java classes by design introspection and user interaction, Automated Software Engineering, 14 (4), December , ed. B. Nuseibeh, (Boston: Springer, 2007), 369 418.] is …   Wikipedia

  • Lazy — can refer to: * Laziness, the lack of desire to expend effort * Łazy, a town in Poland (and other places in Poland with the same name) * Lazy (Orlová), a former village now part of the town of Orlová in the Czech Republic * Lazy (song), by Suede… …   Wikipedia

  • Lazy loading — is a design pattern commonly used in computer programming to defer initialization of an object until the point at which it is needed. It can contribute to efficiency in the program s operation if properly and appropriately used. The opposite of… …   Wikipedia

  • Evaluation (disambiguation) — Evaluation is the process of characterizing and appraising something of interest or of determining the value of an expression (mathematics). Computer science * determining the value of an expression (programming) * Eager evaluation or strict… …   Wikipedia

  • Lazy ML — (LML) is a functional programming language developed in the early 1980s by Lennart Augustsson and Thomas Johnsson at Chalmers University of Technology, prior to Miranda and Haskell. LML is a strongly typed, statically scoped language with lazy… …   Wikipedia

  • Lazy initialization — In computer programming, lazy initialization is the tactic of delaying the creation of an object, the calculation of a value, or some other expensive process until the first time it is needed. This is typically accomplished by maintaining a flag… …   Wikipedia

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