What conditions cause object instantiation to return null?
67597
Can constructor return a null object?
54143
Why is the default value of the string type null instead of an empty string?
19198
Does assigning objects to null in Java impact garbage collection?
104501
How do I enforce null checking?
28648
Will new return NULL in any case?
66408
Conditional operator cannot cast implicitly?
124080
How does the assignment of the null literal to a System.Nullable type get handled by .Net (C#)?
133927
Java variable might not have been initialized?
35129
Why does String.valueOf(null) throw a NullPointerException?
127599
Odd situation for "cannot reference this before supertype constructor has been called"
98780
Test Method throwing null pointer exception on custom setting
35590
How to fix NullPointerException in Java?
70195
Can I use Class.newInstance() with constructor arguments?
116217
Why I cannot use universal instantiation rule here?
92446
C#: How to pass null to a function expecting a ref?
78238
Nullable type is not a nullable type?
89714
What is the difference between Nullable.HasValue or Nullable != null?