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Trigger vs Null - What's the difference?

trigger | null |

As nouns the difference between trigger and null

is that trigger is a finger-operated lever used to fire a gun while null is zero, nil; the cardinal number before einn.

As a verb trigger

is to fire a weapon.

trigger

English

Noun

(en noun)
  • A finger-operated lever used to fire a gun.
  • Just pull the trigger .
  • A similar device used to activate any mechanism.
  • An event that initiates others, or incites a response.
  • (psychology) An event, experience or other stimulus that initiates a traumatic memory or action in a person.
  • (electronics) A pulse in an electronic circuit that initiates some component.
  • (computing) An SQL procedure that may be initiated when a record is inserted, updated or deleted; typically used to maintain referential integrity.
  • (online gaming) A text string that, when received by a player, will cause the player to execute a certain command.
  • (archaic) A catch to hold the wheel of a carriage on a declivity.
  • Derived terms

    * trigger-happy * trigger point * trigger warning

    Verb

    (en verb)
  • to fire a weapon
  • to initiate something
  • to spark a response, especially a negative emotional response, in (someone)
  • This story contains a rape scene and may be triggering for rape victims.

    See also

    * (Trigger) * (Database trigger)

    null

    English

    Noun

    (en noun)
  • A non-existent or empty value or set of values.
  • Zero]] quantity of [[expression, expressions; nothing.
  • (Francis Bacon)
  • 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.
  • Since no date of birth was entered for the patient, his age is null .
  • One of the beads in nulled work.
  • (statistics) null hypothesis
  • Adjective

    (en adjective)
  • Having no validity, "null and void"
  • insignificant
  • * 1924 , Marcel Proust, Within a Budding Grove :
  • 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.
  • 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.
  • Derived terms

    * nullity

    Verb

    (en verb)
  • to nullify; to annul
  • (Milton)

    See also

    * nil ----