Java 2 classes in one class?
23463
Can a java file have more than one class?
136926
How to return 2 values from a Java method?
150519
When should you use a local class in Java?
129435
Calling member of one class in another
89885
Does Java guarantee that Object.getClass() == Object.getClass()?
9307
Abstract class in Java
67305
Possibilities for Python classes organized across files?
120220
Inheritance of Object Class in Java
134581
Extending from two classes
45659
What is the difference between Class.this and this in Java
44407
How to create two classes in C++ which use each other as data?
107954
How to use classes from .jar files?
42892
How do I check (at runtime) if one class is a subclass of another?
42498
Can you multiclass the same class twice for different class features?
101284
How to have two methods calling each other?
122254
Multiple runnable classes inside JAR, how to run them?
28720
Can I extend a class using more than 1 class in PHP?