NPE when referencing a toString
49
What is a NullPointerException, and how do I fix it?
159014
What is the difference between 'E', 'T', and '?' for Java generics?
87728
ArgumentNullException or NullReferenceException from extension method?
48235
Setting Objects to Null/Nothing after use in .NET
107423
After ExecuteScalar: Object reference not set etc
8283
Why does null reference print as "null"
33103
How come invoking a (static) method on a null reference doesn't throw NullPointerException?
146476
Java: Why aren't NullPointerExceptions called NullReferenceExceptions?
55830
What's the rationale for null terminated strings?
132611
Implementing toString on Java enums
63029
Why does the default Object.toString() include the hashcode?
34172
How to parse a string into a nullable int
20892
C# nullable string error
92446
C#: How to pass null to a function expecting a ref?
12623
The reference to entity "foo" must end with the ';' delimiter
153849
Usage of toString in JavaScript
2116
IllegalArgumentException or NullPointerException for a null parameter?