Andrew Wilson's Blog

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Azure Function Apps | OkObjectResult Returns Empty JSON After Moving to .NET 9 Isolated Worker Runtime

The Problem I recently upgraded an Azure Function from .NET 8 to .NET 9, and at the same time migrated from the in-process worker to the isolated worker model. After the upgrade, my function that returned OkObjectResult started returning an empty JSON object {} instead of the expected data. …

Posted by Andrew Wilson on Wednesday, December 3, 2025

Automating web.config Environment Transforms in Azure DevOps Pipelines for App Services

Background Modernising legacy applications is always a journey, and recently I tackled moving an existing WCF web service into Azure App Service. If you’ve worked with WCF, you’ll know the web.config file is the nerve centre, handling everything from parameters to connection strings. But here’s the …

Posted by Andrew Wilson on Wednesday, July 2, 2025

How to Set Up Manual Approval for Azure App Service Slot Swaps in Azure DevOps Pipelines

Overview Deploying updates to production environments demands both speed and control. Azure App Service deployment slots, combined with Azure DevOps pipelines, offer a powerful way to manage releases, enabling teams to validate changes in a live-like environment before they go public. However, …

Posted by Andrew Wilson on Friday, June 6, 2025

Agent Loop | Azure Logic Apps Just Got Smarter

Microsoft Announcement Microsoft has just introduced something quite revolutionary into the world of integration: Agent Loop, a new capability in Azure Logic Apps that lets you build AI-powered agents directly into your workflows. On the surface, it might seem like another incremental feature. But …

Posted by Andrew Wilson on Wednesday, May 21, 2025

Bicep | Existing Resource Dependencies

Background The Bicep existing keyword is a powerful capability that allows us to reference a resource that wasn’t deployed as part of the current Bicep file. One of the typical use cases that I often see is where a resource is deployed as part of a module called by the parent template, the …

Posted by Andrew Wilson on Wednesday, March 26, 2025

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Andrew Wilson
Husband - Father - Microsoft Azure MVP - Chief Consulting Officer @ Black Marble

Has a passion for creating software [especially solution integrations] that help others execute their jobs faster and more efficiently.

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