When does HashSet 'add' method calls equals?
878
What issues should be considered when overriding equals and hashCode in Java?
89052
When overriding equals in Java, why does it not work to use a parameter other than Object?
104515
Initializing Hashtables in Java?
120808
Why AbstractCollection does not implement equals()?
156145
Should we always override equals?
121512
Default implementation for Object.GetHashCode()
110074
What is the difference between == and equals() in Java?
97224
Implementing the equals method in java
113423
Why Java does not see that Integers are equal?
88423
What is the difference between the HashMap and Map objects in Java?
46344
Can I add new methods to the String class in Java?
5724
Why does my ArrayList contain N copies of the last item added to the list?
15012
What is the difference between Python's list methods append and extend?
47947
Is Object.GetHashCode() unique to a reference or a value?
40587
Why not allow an external interface to provide hashCode/equals for a HashMap?
88332
Why does 1.__add__(1) yield a syntax error?
94034
Statement execution interleaving with Synchronized method execution