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Real-Time Updates with MQTT and Express.js

Real-time systems are critical for modern applications such as live dashboards, chat apps, IoT systems, and monitoring platforms. Traditional HTTP-based systems rely on request-res...

When One Giant Payload Must Serve Many Small Consumers: Designing a Scalable Fanout Service

In distributed systems, size is rarely just a number. A producer may generate a rich, hierarchical product object containing items, SKUs, GTINs, variants, attributes, and region-sp...

Ensuring Data Consistency in Distributed Systems With the Transactional Outbox Pattern

In modern distributed systems, it is common to face the "dual-write" problem. This occurs when a service needs to perform two actions simultaneously: mutate state in a database and...

Rails 8 SolidCable: Database-Backed WebSockets Guide

Originally appeared on Saeloun Blog.ActionCable brought WebSocket support to Rails, but it traditionally required Redis as a message broker. This added complexity and cost to deplo...

The Wrong Way to Think About XRPL Event Infrastructure

Most developers approach XRPL event monitoring like it's a simple polling problem. They spin up a script that checks wallet balances every few minutes, maybe set up a cron job to s...

Evolving Spring Boot APIs to an Event-Driven Mesh

Overview As modern applications require greater scalability, resilience, and responsiveness, traditional REST-based architectures are hitting their limits. This article looks into...

End-to-End Event Streaming With Kafka, Spring Boot and AWS SQS/SNS (Production-Ready Code Guide)

Event-driven applications often demand high throughput, reliable delivery and flexible fan out messaging. Each platform in our stack plays a distinct role: Apache Kafka provides a...

Event-Driven Pipelines With Apache Pulsar and Go

A Practical Walkthrough Most distributed systems eventually hit a wall with their messaging layer, whether it's Kafka's tight coupling between compute and storage, RabbitMQ's limit...

Honker - PosgtreSQL style NOTIFY/LISTEN with SQLite (Node/Bun Libraries)

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O Maestro do Ecossistema: Orquestrando Ordens de Mercado com Kafka, RabbitMQ e Spring Boot

Olá, pessoal! Chegamos em um dos posts mais importantes da série My Broker B3. Até aqui construímos cada peça do ecossistema separadamente — o sincronizador de preços, o matching...

Master-Class: Understanding Database Replication (Single, Multi, and Leaderless)

Replication = same data, multiple nodes. You do it for three reasons: to survive node failures, serve reads from nearby replicas, or spread load. Simple enough. The algorithm you p...

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Publish once in Drupal, Syndicate Everywhere presentation resource page

Publish once in Drupal, Syndicate Everywhere Presentation resource page , Keegan presented today at DrupalCon Chi...