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Java hashCode() & equals(): The Contract You MUST Know 📜 #k5kc #java #javainterviewquestions
🧩 *DESCRIPTION* Explore the crucial `hashCode()` and `equals()` contract in Java. Learn why if two objects are equal, they *must* have the same hash code, and see what happens in a `HashSet` when this rule is broken. 🔗 *LINKS* #Java #HashCode #Equals #Contract #HashMap #HashSet #Collections #OOP #Programming #Coding #SoftwareDevelopment # ...
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