extension method to extend static class
4729
Can I add extension methods to an existing static class?
5078
What does the 'static' keyword do in a class?
31737
Why aren't static data members allowed in local classes?
31650
How do I determine if a class extends another class in Java?
16831
What's the difference between importing and extending a class?
86374
How can I get the classname from a static call in an extended PHP class?
58859
Are static methods more efficient?
56601
Functional append/extend
119905
Mocking static methods with Mockito
150329
Simple extension fields
146133
Variable variable class extensions in PHP--is it possible?
30046
Method can be made static, but should it?
27434
Is there any way in C# to override a class method with an extension method?
126900
Equivalent to extending a final class in Java
157562
Inheritance of static members in PHP
59877
How do you force constructor signatures and static methods?
25479
Convert a Static Library to a Shared Library?