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Category: Programming Fundamentals4 articles

Ajanthan Sivalingarajah·Mar 09, 2026

The Java 25 LTS Revolution: Modern Concurrency, Cleaner Constructors, and a Simpler Java

Deep dive into Java 25 LTS (Sept 2025) features: modern concurrency (virtual threads, structured concurrency), flexible constructors, module imports, compact headers, and migration strategies

22 min read

JavaJDK 25Java LTS

Programming FundamentalsConcurrencyJava

Ajanthan Sivalingarajah·Mar 04, 2026

SOLID Principles in Modern Software Engineering

Deep technical guide to SOLID principles with real-world Java examples, design patterns, architectural diagrams, and modern best practices for scalable, maintainable software systems.

7 min read

SOLID PrinciplesObject Oriented DesignJava Design Patterns

Software ArchitectureDesign PrinciplesJava

Ajanthan Sivalingarajah·Feb 27, 2026

Threads and Concurrency in Modern Java: A Technical Deep Dive

A deep technical guide to threads and concurrency in modern Java, covering the Java Memory Model, synchronization, executors, Fork/Join, CompletableFuture, virtual threads, and structured concurrency

7 min read

JavaThreadsConcurrency

ProgrammingConcurrencyBackend Engineering

Ajanthan Sivalingarajah·Feb 26, 2026

Modern Java Garbage Collectors (JDK 25+): A Deep Dive

Deep dive into modern Java GC (G1, ZGC, Shenandoah, Epsilon): heap regions, generations, TLAB allocation, concurrent marking, compaction, and how memory is reclaimed in JDK 25+.

8 min read

JavaJDK21Garbage Collectors

ProgrammingProgramming FundamentalsBackend Engineering

Modern Java Garbage Collectors (JDK 25+): A Deep Dive