Concurrency in Java (Compared with Other Programming Languages)
Learn about concurrency in modern programming languages and how to build and benchmark a concurrent web server in Java.
Performance
Querying Your In-Memory-Data-Grid: Why and How?
In this article, I'd like to describe how you can take advantage of Hazelcast to query your cached data in different ways and still be fast.
Demystifying Java Virtual Machine Memory Management
I aim to demystify the concepts behind memory management and take a look at memory management in some of the modern programming languages.
A (Definitive?) Guide to LazyInitializationException
Posts that have been written about Hibernate's LazyInitializationException could probably fill whole books. Time for a definitive guide!
Billion Events Per Second, Millisecond Latency: Giga Streaming Analytics
On a scientific paper on Hazelcast Jet, its architecture based on symmetric, data-local, non-blocking distributed event processing.
Kicking Spring Native's Tires with GraalVM
Despite all the "magic" of Spring Boot, Spring Native handles most of GraalVM's required configuration out-of-the-box!
Evolution of Java Memory Architecture (Post Java 7.0)
The most impactful change to Java has been the movement from PermGen to MetaSpace. Among others, learn about the related changes in Java 8.
Evolution of Java Memory Architecture (Pre Java 8.0)
Welcome to a series of articles on key concepts in Core Java and J2EE. The series revolves around memory architecture and a lot more!
Towards Continuous Performance Regression Testing
Introduction to the JfrUnit open-source project, providing assertions not on metrics like latency/throughput, but on indirect metrics.
Safe Writing to Files in IoT and Industrial Systems
Learn how to write to disk safely in Java, combining disk sync, shutdown hooks, and atomic renaming of files!