Matthijs van der Veer's Blog

Need some inspiration for your next campaign? Or just want to play around with AutoGen? Let's build something fun!

IoT Hub receives message bodies as byte arrays, regardless of whether it's JSON format or not. To make routing work, you need to add some metadata!

A fresh IoT Edge installation and your edgeHub just won't run? Check this first.

So, you're looking to run Custom Vision on IoT Edge and need a single-board computer (SBC) that can keep up with the workload?

Not only can you preview STL files in GitHub, but did you know you can also render a 3D view for an STL in Markdown?

How to add an access policy to Azure Keyvault from a different Bicep module.

Can you build a platform that goes from device telemetry to historical insights, all in one day? Here's how we did it.

Stop using shared access policies to connect to IoT Hub, and start using managed identities.

Can you add arrays to your device twin in Azure IoT Hub? This example shows how to do it with the REST API, and use the twins with the C# SDK.

How can you test an application when it requires Azure AD authentication? Use a client secret and ID in JMeter to load test your secure applications, without any plugins!

Eating a slice of humble pie, while deploying Azure Digital Twins models at scale.

Here are a few things I learned about Azure Digital Twins and DTDL while building a new model uploader, and why I stopped trying to parse DTDL myself.

By uploading Azure Digital Twin models in batches, you can greatly reduce the number of API calls.

My 3D printer is always solving problems nobody has. Today: Giving the Azure Percept some feet.

Receiving a notification from a device every time a new StackOverflow question is asked, without writing any code? I present you: The Matt Signal.

Getting The Office back to the office with Azure Digital Twins. In this post I'm creating the graph with the models from part 1.

Getting The Office back to the office with Azure Digital Twins. In this post, we will explore the DTDL models that make up the office.

Receiving telemetry from a simple hydroponics set up in IoT Central using an ESP32, Arduino and some sensors.

Building a Gatsby powered blog on Azure Static Web Apps for free.

I think prototyping is the best part of my job. Prototyping isn’t just a fancy word for “seeing what works”, it’s a way of producing working…

How to connect your Raspberry Pi with Node-Red to Azure IoT Central

How to connect your Raspberry Pi with Node-Red to Azure IoT Central