Tutorials under 'Concurrent Collections'

Java 21 Collections API Updates and Enhancements – A Complete Guide

Explore all the latest updates to the Java Collections API in Java 21. Learn about internal changes, best practices, version differences, and real-world use cases

HashMap InternalsJava 8 CollectionsFunctional Programming JavaJava 21List Vs SetStreams APIJava StreamsJava CollectionsJava Best PracticesJava 17 Vs 21Concurrent Collections

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Learn how to refactor old Java code using outdated collections into modern, efficient, and safer collections with Java 8–21 features and best practices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

BlockingQueue and LinkedBlockingQueue in Java – Producer-Consumer Made Easy for High-Concurrency Applications

Learn how BlockingQueue and LinkedBlockingQueue enable robust producer-consumer patterns in Java with real-world examples and concurrency best practices

BlockingQueueProducer ConsumerJava ThreadsJava 8 StreamsLinkedBlockingQueueConcurrent CollectionsJava 21 EnhancementsThread Safe QueuesExecutorServiceJava CollectionsJava ConcurrencyJava PerformanceMultithreading Java

Java Queue Interface – FIFO Explained with Examples

Master the Java Queue interface with FIFO behavior, real-world examples, performance insights, internal workings, and best practices using Java 8–21.

BlockingQueueJava 21Java QueueJava 8 StreamsJava CollectionsFIFOPriorityQueueJava PerformanceDequeConcurrent CollectionsLinkedList