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Ephemeron

An ephemeron is a data structure that solves two related problems in garbage collected systems. On the one hand, an ephemeron provides a notification when some object is about to be collected. On the other hand, an ephemeron allows data to be associated with some object without creating a reference to that object that will prevent the object from being…

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Examples of use

GNU SmalltalkSqueakLuaMetatableC#
14 related topics

History

Visual Smalltalk EnterpriseSmalltalk
2 related topics

Description

Computer scienceFinalizationInvariantsWeak pairs
4 related topics

Uses

Instance variableIf and only if
2 related topics

Topics to explore

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Overview

Description

Uses

History

Examples of use

Advanced semantic analysis

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Map overview Semantic statistics

Ephemeron

Nodes32
Edges31
Triples53
Avg. degree1.94
Density0.0625
Components1

How this topic connects Entity context

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Ephemeron

Top relations

related to Description · 10
Ephemeron → But, Ephemerons, For, GC, If, In, It, Seen, This, Weak
related to .NET · 7
Ephemeron → ConditionalWeakTable, DependentHandle, Languages, NET, NET Framework, The, VB
related to history · 7
Ephemeron → Digitalk, Ephemerons, George Bosworth, Smalltalk, They, Today, Visual Smalltalk Enterprise
related to Scheme SRFI · 7
Ephemeron → API, However, Implementation, Scheme, Scheme Request, SRFI, SRFIs
related to Smalltalk · 5
Ephemeron → For, GNU Smalltalk, Several, Smalltalk, Squeak
related to Uses · 5
Ephemeron → An, Ephemerons, GC, However, When
is a · 3
Ephemeron → data structure that solves two related problems in garbage collected systems, key-value pair, object which refers strongly to its contents as long as the ephemeron's key is not garbage collected
related to Racket · 3
Ephemeron → Lisp, The Racket, There
related to Lua · 2
Ephemeron → If, Lua
related to OCaml · 2
Ephemeron → An, OCaml

Important terminology Word statistics

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Important terminology

object garbage ephemerons key collected value collector weak data keys collectable may collection smalltalk used key-value property set objects prevent

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
Ephemeronis adata structure that solves two related problems in garbage collected systems0.90text
Ephemeronis akey-value pair0.90text
Ephemeronis aobject which refers strongly to its contents as long as the ephemeron's key is not garbage collected0.90text
a property listinstance ofand the value can be any data associated with the object0.80text
and which may be emptyinstance ofand the value can be any data associated with the object0.80text
Ephemeronrelated to .NETLanguages0.60section
Ephemeronrelated to .NETVB0.60section
Ephemeronrelated to .NETNET0.60section
Ephemeronrelated to .NETNET Framework0.60section
Ephemeronrelated to .NETConditionalWeakTable0.60section
Ephemeronrelated to .NETThe0.60section
Ephemeronrelated to .NETDependentHandle0.60section

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