java Programming Glossary: object.equals
How to check if my string is equal to null? http://stackoverflow.com/questions/2601978/how-to-check-if-my-string-is-equal-to-null should be aware of this term in the equals contract From Object.equals Object For any non null reference value x x.equals null should..
Iteration order of HashSet http://stackoverflow.com/questions/2704597/iteration-order-of-hashset If every object added to a java.util.HashSet implements Object.equals and Object.hashCode in a deterministic fashion is the iteration..
Best practices regarding equals: to overload or not to overload? http://stackoverflow.com/questions/2910520/best-practices-regarding-equals-to-overload-or-not-to-overload that we've accidentally overloaded instead of overridden Object.equals Object . If we had written class Thing as follows instead then..
Java dynamic binding and method overriding http://stackoverflow.com/questions/321864/java-dynamic-binding-and-method-overriding method is overloaded has a different param type than Object.equals so the method called is bound to the reference type at compile..
Equals method for objects http://stackoverflow.com/questions/3950439/equals-method-for-objects class for your parameter otherwise you're not overriding Object.equals but actually overloading it i.e. providing a different way of..
what is the difference between == operator and equals()? (with hashcode() ???) http://stackoverflow.com/questions/4505357/what-is-the-difference-between-operator-and-equals-with-hashcode Object o2 o1 o1 o2 true o2 new Object o1 o2 false the Object.equals method is how do I determine if 2 references to objects that..
The JPA hashCode() / equals() dilemma http://stackoverflow.com/questions/5031614/the-jpa-hashcode-equals-dilemma see there are three options Do not override them rely on Object.equals and Object.hashCode hashCode equals work cannot identify identical..
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