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Message Queuing

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Spring Full-Stack Practical Cases
Spring Full-Stack Practical Cases
Apr 23, 2021 · Backend Development

Master RabbitMQ Dead-Letter Queues: When and How Messages Get Redirected

This guide explains RabbitMQ dead-letter queues, detailing the conditions that cause messages to become dead letters, how to configure exchanges and queues with x-dead-letter parameters, and demonstrates three testing methods—reject/nack, TTL expiration, and max-length overflow—using Spring Boot code examples.

Backend DevelopmentDead Letter QueueMessage Queuing
0 likes · 7 min read
Master RabbitMQ Dead-Letter Queues: When and How Messages Get Redirected
360 Tech Engineering
360 Tech Engineering
Nov 27, 2020 · Fundamentals

Understanding MQTT Publish and Subscribe: Message Formats, QoS Levels, Retain Flags, and Acknowledgments

This article explains how MQTT handles message publishing and subscribing, covering topic structures, QoS levels, retain flags, payload details, duplicate fields, subscription formats, packet identifiers, subscription acknowledgments, and unsubscribe procedures, providing a comprehensive overview of the protocol's messaging workflow.

IoTMQTTMessage Queuing
0 likes · 6 min read
Understanding MQTT Publish and Subscribe: Message Formats, QoS Levels, Retain Flags, and Acknowledgments
Architects Research Society
Architects Research Society
Jul 16, 2020 · Big Data

Differences Between MQTT and Kafka: Protocol Design, Use Cases, and Integration

The article explains how MQTT, a lightweight IoT messaging protocol, and Kafka, a distributed streaming platform, differ in architecture, purpose, and design goals despite both using publish/subscribe, and discusses their complementary integration via bridges such as EMQ X.

Big DataIoTKafka
0 likes · 5 min read
Differences Between MQTT and Kafka: Protocol Design, Use Cases, and Integration
Dada Group Technology
Dada Group Technology
Apr 4, 2018 · Backend Development

Implementing Real-Time Order Printing via WebSocket and Netty in Backend Development

This technical article discusses implementing an automatic printing solution for e-commerce merchants using WebSocket and Netty frameworks to enable real-time order push notifications and reduce manual intervention in the order processing workflow.

Backend DevelopmentMessage QueuingNetty
0 likes · 8 min read
Implementing Real-Time Order Printing via WebSocket and Netty in Backend Development