Tutorials under 'Java 21 Improvements'

Hashtable and Properties in Java – Understanding Legacy Map Implementations for Compatibility and Configuration

Dive into Java’s legacy Map implementations – Hashtable and Properties. Learn their internals, usage, differences, and best practices for modern Java development

Map Interface JavaHashMap Vs HashtableHashtable JavaThread Safe MapsJava 8 StreamsJava CollectionsJava ConfigurationProperties JavaLegacy MapJava 21 Improvements

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