New posts in null

Why I am getting Cannot pass parameter 2 by reference error when I am using bindParam with a constant value?

php mysql pdo null sql-insert

Is WHERE field IS NULL quicker than >0

sql sql-server null

Does free(ptr) where ptr is NULL corrupt memory?

c pointers memory-management null free

Why `null >= 0 && null <= 0` but not `null == 0`?

javascript null comparison equality

MySQL CONCAT returns NULL if any field contain NULL

mysql sql null concat

What to do with null values when modeling and normalizing?

postgresql null relational-database database-normalization

How to set enum to null

c# enums null nullable

Filter values only if not null using lambda in Java8

java lambda nullpointerexception null java-8

What is the `zero` value for time.Time in Go?

time go null

How come invoking a (static) method on a null reference doesn't throw NullPointerException?

java static null nullpointerexception

Does assigning objects to null in Java impact garbage collection?

java null garbage-collection

php is null when empty? [duplicate]

php null

Testing pointers for validity (C/C++)

c++ c validation pointers null

Best explanation for languages without null

programming-languages functional-programming null nullpointerexception non-nullable

C# okay with comparing value types to null

c# null

Is NULL always zero in C?

c pointers null zero

Best way to check for "empty or null value"

sql database postgresql null coalesce

Do you use NULL or 0 (zero) for pointers in C++?

c++ null

Difference between null and empty ("") Java String

java string null equals referenceequals

Setting Objects to Null/Nothing after use in .NET

c# .net vb.net memory-management null