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overriding equals() method in java - Programming Help - GitHub Community
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![Refactoring Java equals() and hashCode() - Enterprise Application Development with Ext JS and Spring [Book]](https://www.oreilly.com/library/view/enterprise-application-development/9781783285457/graphics/5457OS_03_15.jpg "Refactoring Java equals() and hashCode() - Enterprise Application Development with Ext JS and Spring [Book]")
Refactoring Java equals() and hashCode() - Enterprise Application Development with Ext JS and Spring [Book]
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