Tutorials under 'Java Map'

IdentityHashMap vs WeakHashMap in Java – Identity vs Equality Explained

Learn the difference between IdentityHashMap and WeakHashMap in Java, with internal working, use cases, memory model, and expert-level best practices

HashMap InternalsJava 21IdentityHashMapJava 8 StreamsJava CollectionsJava MapWeak ReferencesJava InternalsJava Memory ManagementWeakHashMap

TreeMap in Java – SortedMap and Red-Black Tree Explained for High-Performance Sorted Collections

Learn TreeMap in Java – how it maintains sorted order using Red-Black Tree, its API, performance, Java 8+ features, and best practices for real-world use.

TreeMap JavaNavigableMapRed Black TreeHashMap Vs TreeMapTreeMap InternalsSortedMapJava 8 StreamsJava CollectionsJava MapJava 21 Improvements

LinkedHashMap in Java – Mastering Access Order vs Insertion Order for Real-World Applications

Understand LinkedHashMap in Java – its internal structure, insertion vs access order, performance, Java 8+ features, and best practices with real-world examples

HashMap InternalsAccess OrderLRU Cache JavaInsertion OrderJava StreamsJava CollectionsJava MapLinkedHashMapJava 8 FeaturesJava 21 Performance

HashMap in Java – Internal Working and Hashing Explained

Master Java’s HashMap – Learn internal working, hashing, performance, memory model, and modern best practices for high-performance Java development.

HashMap InternalsJava 21 CollectionsJava Data StructuresJava 8 StreamsJava CollectionsJava MapHashMap PerformanceJava HashingEquals And HashCodeTreeMap Vs HashMap

Understanding Collection Framework Hierarchy in Java

Learn the Java Collection Framework hierarchy with diagrams, examples, and real-world use cases. Covers performance, Java 8+ changes, and best practices

HashMap InternalsJava 21Java 8 CollectionsJava MapTreeMapImmutable CollectionsPredicateCollection FrameworkJava SetList Vs SetStreams APIJava InterfacesJava ListJava Collections

What Are Collections in Java? A Beginner-Friendly Overview

Learn what Java Collections are, how they work internally, and why they’re essential in real-world Java development. Includes syntax, use cases, and tips

HashMap InternalsJava SetList Vs SetJava StreamsJava ListJava CollectionsJava MapJava 21 CollectionsTreeMap Vs HashMapJava 8 Features