Tutorials under 'Immutable Collections'

Java Collections in Real-World Projects – Performance and Maintainability

Explore how to use Java Collections effectively in real-world applications with a focus on performance tuning, maintainability, and practical use cases

Code MaintainabilityMemory OptimizationJava 21Java 8 FeaturesBig O ComplexityImmutable CollectionsHashMap InternalsStreams APIList Vs SetFunctional ProgrammingArrayList Vs LinkedListBest PracticesJava CollectionsJava PerformanceEnterprise Java

Common Mistakes in Java Collections (and How to Avoid Them)

Avoid pitfalls in Java Collections! Discover common mistakes in Lists, Sets, Maps, and more—learn fixes, performance tips, and real-world examples

Java 21Anti PatternsJava StreamsImmutable CollectionsConcurrent CollectionsJava 8HashMap InternalsList Vs SetFunctional ProgrammingBest PracticesMemory LeaksJava CollectionsLegacy CodeJava PerformanceArrayList Resize

Migrating Legacy Code to Modern Java Collections

Learn how to refactor old Java code using outdated collections into modern, efficient, and safer collections with Java 8–21 features and best practices

HashMap InternalsJava 21Legacy Code RefactoringCollections MigrationImmutable CollectionsPerformance TuningConcurrent CollectionsJava 8Java Best PracticesStreams APIList Vs SetFunctional ProgrammingJava CollectionsArrayList ResizeTreeMap Vs HashMap

Collections Interview Questions and Answers – From Basics to Deep Internals

Ace your Java interviews with this exhaustive guide to Java Collections – covering core concepts, internals, pitfalls, best practices, and real-world scenarios.

Java 21Collections InterviewArrayListJava StreamsJava InterviewImmutable CollectionsPerformance TuningConcurrent CollectionsJava 8HashMap InternalsList Vs SetFunctional ProgrammingCollection Best PracticesJava CollectionsTreeMap Vs HashMap

Using Guava, Apache Commons, and Other Libraries for Enhanced Collections

Explore how Guava, Apache Commons, and third-party libraries improve Java Collections with features like multi-maps, bidirectional maps, and more.

GuavaEnhanced CollectionsBidirectional MapJava 21Open Source JavaThird Party LibrariesJava 8 StreamsApache CommonsImmutable CollectionsMapUtilsJava Best PracticesMultimapFunctional ProgrammingJava CollectionsJava Performance

Immutable Collections in Java 9+ – List.of() vs Collections.unmodifiableList()

Learn how Java 9's List.of() compares with Collections.unmodifiableList(). Deep dive into syntax, performance, real-world use, and Java version changes.

Java 21Java 8 FeaturesJava StreamsImmutable CollectionsPerformance TuningJava 9Java Best PracticesUnmodifiableListCollections FrameworkFunctional ProgrammingList.ofJava ListJava CollectionsLegacy CodeJava Internals

Using Collections in Microservices and REST APIs – Best Practices for Java Developers

Learn how to use Java Collections effectively in Microservices and REST APIs. Covers best practices, serialization, immutability, and DTO design

List Vs SetJava 21A CollectionsJava StreamsImmutable CollectionsJSON SerializationMicroservicesDTOREST API Design

Defensive Copying with Java Collections – Best Practices and Examples

Learn how to use defensive copying in Java Collections to prevent bugs, ensure immutability, and build secure APIs. Includes code examples and best practices.

Collections.unmodifiableListJava 21List Vs SetJava EncapsulationList.copyOfJava StreamsJava CollectionsImmutable CollectionsDefensive Copying

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