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Microsoft released Azure Durable Functions in 2017. This new feature gives the ability to write long running stateful function orchestrations. I developed a prototype that includes a tourist and admin application. Tourists can take a photo from a building in the city and upload it. The Custom Vision service analyzes the photographed image and detects the correct building. The outcome is sent to the Entity Search service in order to provide the tourist with some basic information about the buildi
Article
Azure Functions is a powerful service in Azure that provides the ability to run small isolated work. These days we relate Azure Functions to something that we call ‘Serverless Computing’. In this article, I guide you through an example solution where I’ve been working on. The city of Amsterdam started a pilot by placing approximately 300 beacons all over the city. I’m using an app to scan these beacons and call a webhook when a beacon is discovered. This webhook is built with Azure Functions. I
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In this article, I’ll provide some insights of how Application Insights works under the hood. Telemetry data for user sessions and returning users is collected and sent to Azure. In order to recognize returning, users Application Insights is creating cookies. A unique identifier is stored in this cookie and send with related telemetry data to Azure. Instead of sending data directly, it’s first placed in a buffer. After a short time period, all telemetry data in the buffer is sent all in once to
Article
To get more insights into how visitors are using your application it’s possible with Application Insights to track custom events. For instance, when a visitor clicks on a link, submits a form or executes a search on your website. The data can be investigated in the portal Application Insights. Unfortunately, telemetry data is only stored for max 90 days. However, telemetry data can be exported with continuous exports. Data will be stored in Azure storage location as JSON. If you would like to in