M.Karthikeyan·Oct 23I Added Two Identical Objects to a HashSet. Why Did Java Keep Only One?My learning journey from confusion to understanding Java object duplicates
Imon Bhuiya·Sep 28HashSet in Java: A Beginner’s Guide to Unique Values and Fast LookupsLearn how to store unique values, remove duplicates, and perform fast searches using Java’s HashSet.
Imon Bhuiya·Sep 8Contains Duplicate in Java: Brute Force, Sorting, and HashSetLearn three ways to detect duplicate values and understand why HashSet is usually the best solution.
Onlinecourses·Aug 29Contains Duplicate Explained | Java | Hash Set & Sorting | Blind 75Have you ever tried scanning a large collection of items to check if any item appears more than once, only to find your code running…
Vinotech·Jul 19HashSet Internal Working in JavaHashSet internal processA response icon1A response icon1
Ahmed Akhachkhouch·Mar 2When HashSet and SerializationUtils.clone() Don’t Get Along: A Java 17 StoryWhat I learned when a perfectly normal removeIf() mysteriously stopped working.
Olmos JT·Nov 4, 2025☕ Java Daily Tip #2: You Just “Lost” an Object in Your HashSetStop me if you’ve done this. You’ve got a HashSet to store your unique items. You add an item, change it, and then try to remove it.
Aloksingh·Nov 2, 2025Java Interview Guide for Map/SetGreat — let’s look at other Set implementations in Java besides HashSet.
Saumya14·May 12, 2025HashSet in JavaA HashSet in Java is a part of the Java Collections Framework and is used to store a collection of unique elements. It is backed by a hash…
