Demystifying Functional Purity in Java
Understand the principles of functional purity in Java and how it impacts readability, testability, and concurrency in modern application design
All Tutorials
NavigableMap and NavigableSet in Java – HeadMap, TailMap, and More Explained
Learn how NavigableMap and NavigableSet work in Java with HeadMap, TailMap, descending views, and more. Includes real-world use cases and examples
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
Synchronized Collections vs Concurrent Collections in Java – Which One to Use for Thread Safety and Performance?
Understand the differences between synchronized and concurrent collections in Java, with real-world examples, performance benchmarks, and best practices
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
PriorityBlockingQueue and DelayQueue in Java – Mastering Advanced Concurrent Queues for High-Performance Tasks
Learn how PriorityBlockingQueue and DelayQueue work in Java with real-world examples, performance insights, and best practices for concurrency
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
CopyOnWriteArrayList and CopyOnWriteArraySet in Java – Internal Working, Performance, and Use Cases
Master CopyOnWriteArrayList and CopyOnWriteArraySet in Java with internals, Big-O performance, use cases, Java 8+ features, and best practices
Concurrent Collections in Java – Thread-Safe Alternatives
Learn all about Java's concurrent collections, their thread-safe implementations, performance benchmarks, and best practices for multithreaded apps
Java Collections and Big-O Time Complexity – Performance Guide for Every Data Structure
Learn how Java Collections perform under the hood. Explore Big-O complexities for List, Set, Map, and Queue with real-world guidance and Java 8–21 updates.