.NET Developer, Microsoft MVP

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Send Email in .NET Core via MailKit

The ability to send e-mail notifications is common in a variety of systems. My blog can also send emails to administrators when there are new comments, new replies, or when articles are referenced by other sites. So in. NET Core, how can we send an e-mail? My case will use Microsoft Outlook.com's personal account to send e-mail, using the SMTP protocol. But you can also do it with other SMTP- …

.NET Core Email MailKit

Use Environment Specific nlog.config in ASP.NET Core

ASP.NET Core has built-in aspsettings.env.json which can automatically apply to different environments. But how about NLog? In official examples, it only got one nlog.config file which will be used in all environments. Let's see how we can change it to use different config files on different environments. Why do we need this This requirement actually came from this blog system. My blog runs …

.NET Core NLog

Operate Git with .NET Core

Git is the preferred source code version control tool for many programmers, and I've recently switched from TFVC to Git. I am going to show you how to operate Git with .NET Core. Why am I doing this First of all, we do have a lot of good Git clients, such as GitHub for Windows, VS/VS Code, git GUI, and so on, all quite mature, there is no need for us to reinvent this wheel in own. NET/C#. But …

.NET Core Git

Restart an ASP.NET Core Application Programmatically

We developers won't have access to servers all the time, and without management capabilities, it will be difficut to restart a web application. However, in ASP.NET Core, there is a way for us to programmatically restart our application without requring management capabilities from server admins. IApplicationLifetime There is a IApplicationLifetime interface in ASP.NET Core which can handle …

ASP.NET .NET Core

Read and Write Windows Registry in .NET Core

Yes, you read it right! It's totally possible! Even .NET Core is designed to be cross platform, but it does not mean you can not use platform specific APIs. Take Windows Registry for example, although .NET Standard can not contain Windows API like this. But there's still a way to use Windows Regisitry in .NET Core Applications. But first, you should be absolutely clear, that using platform …

Windows .NET Core Registry

Incremental Build Number for .NET Core via Azure DevOps

People familiar with the. NET framework know that we can let the compiler self-increase the version number by specifying AssemblyVersion as 10.0.*. But. NET core and. NET Standard are not. Even with open source projects like MSBump, there are certain flaws. Typically, such requirement happens on a CI/CD server. Let's take a look at how to easily handle it with Azure DevOps. About Versioning in . …

PowerShell .NET Core Azure DevOps

Send Email After Release Deployment in Azure DevOps

By default, Azure DevOps sends an email notification to team members after the compilation succeeds or fails. But in a CI/CD environment, we are more concerned about when the deployment is complete and then conducting manual or automated testing. Let's take a look at how to get Azure DevOps to automatically send mail notifications to team members after a successful deployment. Enter Project …

Azure DevOps

Fix .NET Core Website Failure After Deployment from Azure DevOps

I met a strange problem recently. After configuring the CI/CD pipeline with Azure DevOps and automatically deploy to Azure App Services, the. NET Core Website failed to start. Let's see how we can solve this problem. Find the issue First of all, fortunately, this is a staging environment. I found that the site unexpectedly did not log anything, even log directory cannot be found, which is …

Azure .NET Core Azure DevOps

Fix Azure DevOps TF14045 Error When Deploy to Azure

I encountered an error when I try to setup CI/CD in Azure DevOps, I tried to deploy a .NET Core application to Azure App Service, but Azure DevOps won't connect to Azure. This is a known issue for Microsoft. Let's see how we can manually setup a connection between Azure DevOps and Azure to workaround this issue. First, the error message I met was: Failed to get resource ID for resource type ' …

Azure Azure DevOps Azure AD

Detect Text Language using Azure Cognitive Services in .NET Core

There are many ways to identify what is the language of a text, in this era of AI, we can also add AI capabilities to our own application. I will show you to see how to use the AI Cognitive Service provided by Microsoft Azure to detect the language of a text. The prerequisite is that you will need an Azure subscription. Create Azure Cognitive Services Account Click "Create a resource", then …

Azure .NET Core AI Cognitive Service