Edi Wang

.NET and Azure Developer

All Posts

Json Serialization Caveat in Azure Function

Creating Azure Functions using C# and .NET can feel quite familiar to those versed in creating ASP.NET Core Web APIs. Despite the similarities, one key difference lies in the process of JSON serialization, which can present unexpected challenges. In this post, I'll explore the two most common issues developers encounter with JSON in Azure Functions and provide practical solutions to overcome them. …
.NET Json Azure

Redirect Traffic to New CDN Endpoint in Azure CDN

I am in the process of transitioning from a Classic Microsoft CDN to a new CDN hosted under a different domain name. To ensure a seamless user experience during this migration, I intend to implement a redirection mechanism. This will automatically reroute users to the new CDN endpoint whenever they attempt to access resources from the old CDN. Let's see how to do it from Azure portal. …
Azure CDN

PowerShell to Enable SQL Server Express Remote Access

SQL Server Express is a free edition of Microsoft's SQL Server, which is a relational database management system (RDBMS). However, remote access is not enabled by default on this SKU. To access a SQL Server Express instance from the network, we have to do a few steps. There's plenty of guide on the internet telling you how to enable remote access via GUI, but I would like to do it from PowerShell. …
SQL Server PowerShell

How to Add a Public IPv6 Address to Azure VM

When configuring a new Azure Virtual Machine (VM), you'll notice that it isn't allocated a public IPv6 address automatically. By default, only an IPv4 address is assigned. In this guide, we'll walk you through the process of manually adding a public IPv6 address to your Azure VM, ensuring your setup is future-proof and ready to handle the latest internet protocol requirements. …
Azure Network

How to Check If Code Is Running on Azure VM

An application needs to know if itself is running in Azure VM, so that it can apply special logic and optimization for Azure. You can check if your code is running on an Azure VM by querying the Azure Instance Metadata Service. This service provides information about running virtual machine instances that can be accessed from within the VM. …
Azure VM

How to Detect If Your Application is Running in Azure App Service

An application needs to know if itself is running in Azure App Service, so that it can apply special logic and optimization for Azure. When deploying an application to Azure App Service, the platform automatically assigns a set of environment variables that can be accessed by the application code. In this post, we will see how can our application get this information. …
.NET Azure App Service

Call API with Windows Authentication from Blazor Web Assembly

I was rewriting an old Angular application to Blazor Web Assembly a couple of days ago. The App is an internal tool, which uses a backend API that has Windows Authentication. However, when calling API from HttpClient that UseDefaultCredentials, Blazor will throw PlatformNotSupportedException. The majority of internet search so far tell you it's not possible. Really? Let's see how to make it work! …
.NET Web API Blazor

No Need for a VM, Build Docker Image with Azure Container Registry

Sometimes, there are instances where we need to create a Docker image but do not have access to a Docker environment or prefer not to set up a virtual machine solely for installing Docker. Of course, we can do this with GitHub Actions, but there is an alternative option that I would like to share in this post: utilizing Azure Container Registry to build your Docker image. …
Azure Docker Container

Deploy ChatGPT Next Web to Azure Container Apps with Individual Account Login in 3 minutes

A couple of months ago, I wrote a blog post of "Deploy ChatGPT Next Web to Azure App Service with Individual Account Login in 3 minutes". In this blog post, I will share a new approach to deploy ChatGPT Next Web besides App Service, which is to use Azure Container Apps. My objective is to complete these tasks within three minutes. Let's explore how this can be achieved. …
Azure AI Docker Container