Class differences in isinstance() in python3 vs python2
7615
What is the difference between old style and new style classes in Python?
103099
Python, subclassing immutable types
45659
What is the difference between Class.this and this in Java
126773
What is difference between int.class and Integer.TYPE in java?
101578
How to find each instance of a class in Ruby
80591
Difference between type(obj) and obj.__class__
121064
How to get class instances in Ruby?
151825
Is there any difference between "foo is None" and "foo == None"?
75941
Initialization of instance fields vs. local variables
35503
Understanding Python's "is" operator
3018
Any reason to prefer getClass() over instanceof when generating .equals()?
100409
When to use an object instance variable versus passing an argument to the method
103629
Why does object.__new__ work differently in these three cases
143415
In Python, can you call an instance method of class A, but pass in an instance of class B?
143833
Get list of a class' instance methods
92758
Python class variable int vs array
81634
What is the difference between "Class.forName()" and "Class.forName().newInstance()"?