The core of Industry 4.0 is the Industrial Internet of Things (IIoT), which enables factories to connect machines, sensors, robots, and other devices to the internet and to each other. When implementing IIoT, selecting the right communication standard that meets the needs of Industry 4.0 is a key challenge. MQTT Sparkplug is a communication protocol … Read more
Introduction to Opto22 50 years focused on the forefront of global automation technology Founding member of the OPC UA protocol Released the world’s first edge programmable industrial controller in 2018 The only automation equipment manufacturer that offers a lifetime warranty on I/O modules Application of MQTT Protocol & SparkPlug Specification in Industrial IoTOpto22What is MQTT … Read more
Author: Raja Sekar Translator: Aladdin Editor: Cai Fangfang The author, Raja Sekar, has over three years of experience using Spark. He believes that Spark’s DataFrame is excellent and can solve most analytical workload problems, but there are still some scenarios where using RDD is more convenient. Thus, he conceived the idea of re-implementing Spark using … Read more
Author Zaiming (Stone) Shi: Head of EMQX European R&D Center, with years of experience in developing large-scale distributed MQTT messaging systems, dedicated to collaborating with the EMQ Stockholm R&D team to make EMQX the world’s best MQTT broker. MQTT is the standard protocol for IoT messaging, utilizing an extremely lightweight publish-subscribe messaging model to connect … Read more
“ At this year’s MongoDB World W016 conference, Huang Chong from China Eastern Airlines shared practical experience in using MongoDB, introducing how Eastern Airlines combines Spark and MongoDB to solve the challenges they face, as well as the specific steps, which sparked heated discussions. Background Introduction The deputy manager of the PSS department of Eastern … Read more
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MQTT is the standard protocol for message transmission in the Internet of Things (IoT), utilizing an extremely lightweight publish-subscribe messaging model to connect IoT devices in a scalable, reliable, and efficient manner. Since IBM released MQTT in 1999, over twenty years have passed, and it has been a decade since EMQ released the open-source MQTT … Read more