Design Pattern
Core Java - Flow.Processor
Reactive streams address a fundamental problem of modern systems: Producers (sensors, services, user events) deliver data at an …
Design Pattern
5 articles
Design Pattern
How and why to use the classic Observer pattern in Vaadin Flow
1. Introduction and motivation The observer pattern is one of the basic design patterns of software development and is traditionally used to …
Java
Short links, clear architecture – A URL shortener in Core Java
A URL shortener seems harmless – but if implemented incorrectly, it opens the door to phishing, enumeration, and data leakage. In this first …
Design Pattern
The Compensating Transaction Pattern
The Bird-Eye View A Compensating Transaction Pattern is a technique used to ensure consistency when multiple steps are involved in a …
Java
Pattern from the practical life of a software developer
Builder-Pattern The book from the “gang of four” is part of the essential reading in just about every computer science branch. …