Java-HandsOn https://validator.w3.org/feed/docs/rss2.html Introduction to the Collectors class Summing method in Collectors API Java 8 Summarizing Methods with Examples Grouping in Java 8 Partitioning in Java 8 Java 8 Stream collect to List, Set, and Map: toList, toSet, and toMap Reduce Method in Java 8 Streams – identity, accumulator and combiner Finding and Matching in Java 8 Sorting Streams in Java 8 – sorted, Comparator.comparing, thenComparing, reversed JEP 527: Post-Quantum Hybrid Key Exchange for TLS 1.3 in Java 27 flatmap in Java 8 streams mapping in Java 8 streams Introduction to Streams in Java 8: Creating Streams from Values, Arrays and Collections Method reference in Java 8 Function Composition in Java 8: andThen, compose, and Predicate Chaining Predefined Functional interfaces with 2 input arguments Predefined Functional interfaces Custom Functional Interface in Java: @FunctionalInterface Explained Lambda expression in Java 8 Multiple Chat Models in Spring AI: OpenAI + Ollama Guide Race Conditions and Thread Safety in Java What Is Spring AI Framework: ChatClient & ChatModel with OpenAI (Beginner’s Guide) Filtering in Streams Deadlock in Java: Causes and How to Avoid It Longest Substring Without Repeating Characters in Java DSA How to Fix java.lang.NullPointerException in Java The volatile Keyword in Java: The Visibility Guarantee and Its Limits RabbitMQ Exchanges and Queues Explained, Plus the Real Kafka vs RabbitMQ Trade-offs HashMap Internal Working in Java: A Beginner-Friendly Deep Dive Event Sourcing in System Design: A Beginner’s Guide Java 27 vs Java 26: What Changed Between JDK 26 and JDK 27 Java 9 ExecutorService in Java Thread Priority in Java and Daemon Threads: A Beginner-Friendly Guide wait and notify in Java: How Threads Coordinate (Inter-Thread Communication) Spring Boot Migration Analyzer Collections Utility Class in Java: sort, binarySearch, and unmodifiable Java 27 Features Explained: What’s New Creating Threads in Java: Thread Class vs Runnable Interface Sorting Collections in Java: Collections.sort & Custom Orders Thread Methods in Java: start, run, sleep, join, and more Thread Life Cycle in Java: States and Transitions Explained Multithreading in Java: Threads and Concurrency Explained Base64 encoder decoder Thread Synchronization in Java: synchronized Keyword Explained Kafka Deep Dive: Partitions, Consumer Groups, Offsets, and Ordering Guarantees Unix timestamp converter Spring Security JWT Flow Explained: From HTTP Request to @PreAuthorize Longest Repeating Character Replacement in Java DSA Home