Rollover vs Null - What's the difference?
rollover | null |
the act of rolling over
a road traffic accident in which a vehicle overturns
(computing) a graphic element that changes its shape or colour when the cursor moves over it
the process of reinvesting funds in a new issue of the same or similar investment
a fee paid by a borrower in order to defer full repayment of a loan
(British) in the National or European lottery, the situation in which a jackpot that has not been won is carried over to the next week
(pinball) A target on the pinball table that is activated when the ball rolls over it.
* 2010 , Bob LeVitus, Incredible iPhone Apps For Dummies (page 78)
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.
In computing terms the difference between rollover and null
is that rollover is a graphic element that changes its shape or colour when the cursor moves over it while null is the attribute of an entity that has no valid value.As nouns the difference between rollover and null
is that rollover is the act of rolling over while null is a non-existent or empty value or set of values.As an adjective null is
having no validity, "null and void.As a verb null is
to nullify; to annul.rollover
English
Noun
(en noun) (wikipedia rollover)- One thing I hate about some pinball games is that they don't let you know your current objective, what happens when you hit specific targets or rollovers , or what targets you should be aiming for right now.
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.