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Modern systems are event-driven — not request-driven. Today I published 2 complete guides 👇 📡 Java + Apache Kafka / RabbitMQ → Messaging, producers/
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Tired of losing Stripe/PayPal webhook events when my server was down. Built WireVault — catches every webhook, stores it in PostgreSQL, retries with
Method Overloading In java is a feature that allows a class to have multiple methods with the same name, provide they have different parameter lists
What is a Constructor? A constructor is a special method that is automatically called when an object is created. In simple words: A constr
File handling in Java is used to create, read, write, update, and delete files. It is very important for building real-world applications like logging
Every Java team eventually has that conversation. Someone opens a PR, there's a NullPointerException in production, and someone says: "We should just
Hey everyone, Following up on my last post about the SpringSentinel v1.1.11 release (tool opensource to to perform static analysis and identify perf
A method is a block of code designed to perform a specific task. Methods are executed only when they are called, making programs more structured, reus
Thread-Safe Native Memory in Java: VarHandle Access Modes Explained (12 min)🧠 https://foojay.io/today/java-native-memory-access-modes/ Fake It Till Y
When we first built MatchEngine, the order book used a sorted slice. Every time an order was inserted, the entire slice was re-sorted. It was simple,
Tolgee is an open-source localization platform. Teams upload translation files in formats like Android XML, XLIFF, .resx, and Apple stringsdict. Every
Just published a new step-by-step tutorial on Djamware. In this guide, we build a TinyURL-style backend project using: Java 21 Spring Boot MongoDB
Introduction Form XObjects are an advanced component of the PDF specification. These are distinct from interactive form elements like butto
Java es un lenguaje de pogramación con algunos años ya. El problema de los calendarios y las fechas es conocido: cada cuatro años se añade un día más,
Method Overloading is a feature in Java where multiple methods have the same name but different parameters. It helps improve code readability and all
Void method(With return) public class Display{ public static void main(String[] args){ Display casio = new Display(); casio.add
What is a String? A string is a sequence of characters used to store text in a program. Characters can include: Letters (A–Z, a–z) Numbers (0–9) S