Singleton vs Null - What's the difference?
singleton | null |
(playing cards) A playing card that is the only one of its suit in a hand, especially at bridge.
A single object, especially one of a group.
(computing) A class that may not be instantiated more than once, i.e. that implements the singleton design pattern.
(mathematics) A set with exactly one element.
A child or animal that is born singly, not as a twin or other multiple birth.
(neologism) A person without a romantic partner.
A non-existent or empty value or set of values.
Zero]] quantity of [[expression, expressions; nothing.
Something that has no force or meaning.
(computing) the ASCII or Unicode character (), represented by a zero value, that indicates no character and is sometimes used as a string terminator.
(computing) the attribute of an entity that has no valid value.
One of the beads in nulled work.
(statistics) null hypothesis
Having no validity, "null and void"
insignificant
* 1924 , Marcel Proust, Within a Budding Grove :
absent or non-existent
(mathematics) of the null set
(mathematics) of or comprising a value of precisely zero
(genetics, of a mutation) causing a complete loss of gene function, amorphic.
As nouns the difference between singleton and null
is that singleton is singleton while null is zero, nil; the cardinal number before einn.singleton
English
(wikipedia singleton)Noun
(en noun)See also
* multiton ----null
English
Noun
(en noun)- (Francis Bacon)
- Since no date of birth was entered for the patient, his age is null .
Adjective
(en adjective)- In proportion as we descend the social scale our snobbishness fastens on to mere nothings which are perhaps no more null than the distinctions observed by the aristocracy, but, being more obscure, more peculiar to the individual, take us more by surprise.