Avoid duplicated code 'cause of null objects?
10581
Avoiding NullPointerException in Java
94610
Avoiding copy of objects with the "return" statement
96046
Static fields on a null reference in Java
6255
Is it safe to delete a NULL pointer?
73034
StringBuilder append() and null values
76090
How can I share a variable or object between two or more Servlets?
108336
Nullable Object must have a value #2
89755
Why is "throw null" not creating a compilation error in Java?
63131
Applying Dupli-Objects
43769
How do I Parameterize a null string with DBNull.Value clearly and quickly
5975
How to avoid returning a Null if there is no "else" condition in an If construct
98908
Is it good practice to set variables to null when they are no longer needed?
146476
Java: Why aren't NullPointerExceptions called NullReferenceExceptions?
33103
How come invoking a (static) method on a null reference doesn't throw NullPointerException?
129023
Null check in an enhanced for loop
114816
Is null reference possible?
72088
Why shouldn't we allow NULLs?