Category Archives: Azure

Sending notifications with Corona updates to thousands of doctors

During the Corona crisis, our (Belgian) government sends out regular updates for medical professionals. I created a small UWP app that will notify all the subscribed doctors when new information is available. The doctors can download and install this application … Continue reading

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Getting a free MS Azure test account

In many of my posts I talk about how to perform specific actions and tasks using MS Azure. If you don’t have an account yet, here is how you can create a test account easily. Continue reading

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How to use Microsoft Azure Key Vault

Introduction In this post I will describe how to set up and use an Azure key vault to store your secret values. Sometimes we see secrets like storage keys and connection strings written as literals in the code of a … Continue reading

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Creating multiple identical VMs in Microsoft Azure

In this post I show how to create an image from a VM in Microsoft Azure, and use this to create identical VMs. Continue reading

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Architecture of a Polyglot Azure Application

Introduction I started working on a C# project that will communicate requests to several different partners, and receive feedback from them. Each partner will receive requests in their own way. This means that sending requests can (currently) be done by … Continue reading

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Improving throughput by using queue-based patterns

Introduction In my current project we let the users run simulations. Because of flexibility, the calculations are performed by Excel spreadsheets. There are many different spreadsheets available, for different kinds of simulations. When the calculations rules for one of the … Continue reading

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“Object reference not set to an instance of an object” when building my cloud project

In my Azure project I have a worker role and a wcf role. When compiling it failed (with no obvious reason) with this message in the output window: Error: Object reference not set to an instance of an object There … Continue reading

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