When is it correct to return a null reference type in C#
8738
Should a retrieval method return 'null' or throw an exception when it can't produce the return value?
79477
Why is "null" present in C# and Java?
12296
How can I return NULL from a generic method in C#?
12387
What is "Best Practice" For Comparing Two Instances of a Reference Type?
19198
Does assigning objects to null in Java impact garbage collection?
65383
Is it Possible to Return a Reference to a Variable in C#?
34534
Difference between returning reference vs returning value C++
37406
Is there a standard "never returns" attribute for C# functions?
64332
avoiding null reference exceptions
27219
Is there any difference between type? and Nullable?
28648
Will new return NULL in any case?
8808
Strange Java null behavior in Method Overloading
138823
Why cast null to Object?
31537
Checking for null before event dispatching... thread safe?
641
Which overload will get selected for null in Java?
29684
How to check if an object is nullable?
28348
How do I handle null or optional DLL struct parameters