null (2024)

FAQs

What does -- NULL mean? ›

Null means having no value; in other words null is zero, like if you put so little sugar in your coffee that it's practically null. Null also means invalid, or having no binding force. From the Latin nullus, meaning "not any," poor, powerless null is not actually there at all. Or if it was, it's gone now.

null in American English

1. without legal force; not binding; invalid. usually in the phrase null and void. 2. amounting to naught; nil.

A "nullnull" text message typically indicates that there was an issue or error in the transmission or processing of the message. In technical terms, "null" refers to a lack of value or an empty space, and when repeated as "nullnull," it signifies a specific error code or placeholder.

The value null means that no value exists. When used as a value, null is not a memory location. Only pointers hold memory locations. Without a null character, a string would not correctly terminate, which would cause problems.

SQL Basics about NULL

The SQL concept of NULL means "no value" or "undefined value".

Null is occasionally seen in non-technical contexts with the meaning "lacking meaning or value," as in "if no one reads it, the book's content is null."

1. without legal force; invalid; (esp in the phrase null and void) 2. without value or consequence; useless. 3.

ineffective inoperative invalid unreal worthless.

having no legal force: The 1944 contract has since been declared null and void. About 200 marriages in the diocese were declared null last year. Buyout terms become null if the company has not broken ground for a new stadium by July 1.

The concept of NULL and empty string often creates confusion since many people think NULL is the same as a MySQL empty string. However, this is not the case. An empty string is a string instance of zero length. However, a NULL has no value at all.

What does NULL symbolize? ›

The null sign (∅) is often used in mathematics for denoting the empty set. The same letter in linguistics represents zero, the lack of an element.

“Null” means empty, so it can be an app that was not completely/properly downloaded, since iOS (the operating system not the firmware) checks the encryption signature (digital signature) of each ass as it is downloaded and deletes any invalid downloads, this is unlikely.

adjective. without value, effect, consequence, or significance. being or amounting to nothing; nil; lacking; nonexistent. Mathematics. ( of a set)

The null value represents the intentional absence of any object value. It is one of JavaScript's primitive values and is treated as falsy for boolean operations.

Null indicates there is no value within a database field for a given record. It does not mean zero because zero is a value. Blank indicates there is a value within a database but the field is blank.