Python equality of class instances
54156
Elegant ways to support equivalence ("equality") in Python classes
113423
Why Java does not see that Integers are equal?
156145
Should we always override equals?
158670
numpy array subclass unexpedly shares attributes across instances
109904
Test if two things typeset identical results
72102
How to check if a class inherits another class without instantiating it?
137090
Check if a Class Object is subclass of another Class Object in Java
148944
How do you determine if two HashSets are equal (by value, not by reference)?
94524
Test of equality (equals and hash code method)
34819
What is the difference between an Instance and an Object?
97127
Made one instance of a class equal to another. – How to cancel that?
15930
Python Instance Variable as Default Parameter
13918
Accessing class variables from a list comprehension in the class definition
102702
Check if all elements in a list are identical
97224
Implementing the equals method in java
82297
How to read class attributes in the same order as declared?
84345
How can I tell if another instance of my program is already running?