Tutorials under 'Java 21 Updates'

Java Collection vs Collections: Key Differences Explained

Learn the difference between Java's Collection interface and Collections utility class with examples, use cases, and best practices

HashMap InternalsList Vs SetCollection InterfaceImmutable CollectionsCollections ClassJava 8 StreamsJava 21 UpdatesJava ListJava CollectionsJava Utility Classes

Fail-Fast vs Fail-Safe Iterators in Java – A Deep Dive into Concurrent Modification Handling

Understand Fail-Fast vs Fail-Safe iterators in Java. Learn internal mechanisms, real-world use cases, Java 8+ enhancements, and best practices for safe iteration

ConcurrentModificationExceptionJava ConcurrentHashMapJava IteratorsFail Safe IteratorJava 8 StreamsJava 21 UpdatesJava CollectionsIterator Vs EnumerationJava ConcurrencyFail Fast Iterator

ConcurrentHashMap in Java – Segmentation to Bucket Locking Explained

Understand ConcurrentHashMap internals in Java – from segmented locking in Java 7 to bucket locking in Java 8+, with performance benchmarks and real use cases

Segmented LockingBucket Level LockingJava PerformanceThread Safe MapsJava 8 StreamsJava 21 UpdatesJava ConcurrencyJava CollectionsConcurrentHashMap

Should You Go Full Functional in Java? Pros and Cons

Explore the benefits and trade-offs of adopting a fully functional programming style in Java using lambdas, functional interfaces, and streams

Functional Programming JavaFunction CompositionMethod ReferencesJava LambdasJava ConcurrencyLambda Best PracticesJava 8 FeaturesJava RecordsStreams APIJava StreamsJava 21 UpdatesFunctional InterfacesJava.util.functionJava Optional