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Hashset use case #coding #softwaredevelopment #java #hashset #hashmap #techtrends

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Hashset use case #coding #softwaredevelopment #java #hashset #hashmap #techtrends

🧠 Core Understanding HashSet is just a thin wrapper over HashMap: map.put(key, PRESENT); 👉 So the real behavior depends on: hashCode() → bucket selection equals() → key uniqueness ️ Losing elements ≠ deletion ️ It means collision + equality logic collapsed distinct objects -------- 1️⃣ Broken Equality Contract (Critical Bug ...

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