Cursor vs Null - What's the difference?
cursor | null |
A part of any of several scientific instruments that moves back and forth to indicate a position
(graphical user interface) A moving icon or other representation of the position of the pointing device.
(graphical user interface) An indicator, often a blinking line or bar, indicating where the next insertion or other edit will take place. Also referred to as "the caret".
(databases) A reference to a row of data in a table, which moves from row to row as data is retrieved by way of it.
(programming) A design pattern in object oriented methodology in which a collection is iterated uniformly, also known as the iterator pattern.
(computing) To navigate by means of the cursor keys.
* 1990 , InfoWorld (volume 12, number 22, 28 May 1990)
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 cursor and null
is that cursor is cursor while null is zero, nil; the cardinal number before einn.cursor
English
Alternative forms
* cursour (obsolete)Noun
(en noun)Verb
(en verb)- The only other problem is that there's a nagging tendency for the highlight to overrun when cursoring through file lists.
See also
* electronic display * GUI * pointer ----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.