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Hands-On Internet of Things with MQTT

You're reading from   Hands-On Internet of Things with MQTT Build connected IoT devices with Arduino and MQ Telemetry Transport (MQTT)

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Product type Paperback
Published in Oct 2019
Publisher Packt
ISBN-13 9781789341782
Length 350 pages
Edition 1st Edition
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Author (1):
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Tim Pulver Tim Pulver
Author Profile Icon Tim Pulver
Tim Pulver
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Table of Contents (16) Chapters Close

Title Page
Copyright and Credits About Packt Contributors Preface 1. The Internet of Things in a Nutshell FREE CHAPTER 2. Basic Architecture of an IoT Prototype 3. Getting Started with MQTT 4. Setting Up a Lab Environment 5. Building Your Own Automatic Pet Food Dispenser 6. Building a Smart E-Ink To-Do List 7. Building a Smart Productivity Cube, Part 1 8. Building a Smart Productivity Cube, Part 2 9. Presenting Your Own Prototype 1. Assessments 2. Other Books You May Enjoy

Understanding the shiftr.io web service

shiftr.io is a unique web service that makes working with MQTT a breeze. Using a graph-based real-time visualization, debugging MQTT messages becomes very easy:

The website of shiftr.io—the network in the background is an actual representation of an MQTT network; the text and numbers in this image are intentionally illegible

As you have probably noticed in previous chapters, I am not a huge fan of proprietary, closed web services, mainly because of the lock-in effect. If you create an application that uses a certain web service, in most cases, you are tied to it. Your code will only work if the web service is online, and if you decide to move to an alternative web service provider, you often have to put in a lot of effort to make your code work on the other platform. For platforms that are built around MQTT, this effort is minimized...

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