Category Archives: .NET Core

C# Thread Safe File Writer and Reader

Posted on June 16, 2022 by briancaos

Previously I wrote the article Write to file from multiple threads async with C# and .NET Core, which explains how to use a ConcurrentQueue to append lines to a text file. And the ConcurrentQueue is great for the fire-and-forget scenarios of … Continue reading →

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C# Log to Application Insights and File from your .NET 6 Application

Posted on June 10, 2022 by briancaos

So why would you ever log to Application Insights AND File log at the same time? Well, if you are hosting your own applications on your own machine, it can be great to have a file version of what’s happened. … Continue reading →

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Get Users from IdentityServer using .NET Core

Posted on June 7, 2022 by briancaos

If you wish to poke around in the IdentityServer users database directly, the API seems a little bit fishy. This is because the direct data access are very low level, and consists of HttpClient extension methods. They are, in fact, … Continue reading →

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Host .net core 6.0 WebApplication as Kestrel Windows Service

Posted on April 25, 2022 by briancaos

If you create a .NET Core 6.0 Web Application as default, the application will run as an App Service just fine. But if you wish to host the application yourself, you can run the application as a Windows Service. This … Continue reading →

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C# .NET Core API Versioning with Microsoft.AspNetCore.Mvc.Versioning

Posted on April 4, 2022 by briancaos

.NET Core allows you to control versions of your APIs. To do so you need the following NuGet package: Microsoft.AspNetCore.Mvc.Versioning But lets try to version our API. STEP 1: CREATE A CONTROLLER Notice how I in line 6 defines the … Continue reading →

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Read and Update Azure App Configuration settings with C#

Posted on March 18, 2022 by briancaos

Azure App Configuration is a nifty way of storing configuration settings in the cloud, and with the live reload feature you can change the config settings and they will automatically update in your app without a need for redeploy. But … Continue reading →

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C# Deserialize JSON to dynamic ExpandoObject()

Posted on March 17, 2022 by briancaos

The Microsoft System.Text.Json.Serialization.JsonSerializer cannot (yet) convert JSON into dynamic objects. But good ole Newtonsoft.Json can. The conversion is simple too: After the conversion, you can work with the dynamic object as you wish: MORE TO READ: How to serialize and … Continue reading →

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.NET 6.0 and Simple (minimal) Api’s: Create an Api without controllers

Posted on March 1, 2022 by briancaos

Have you always dreamt of skipping the controllers in your Web Api? Are you the lazy type? And have you always wanted to return data directly from your repositories? Feat not, .NET 6.0 to your rescue. The new “Minimal Api” … Continue reading →

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C# DateTime to UNIX timestamps

Posted on February 24, 2022 by briancaos

Although the UNIX timestamp (also known as the EPOCH time or the POSIX time) probably does not make sense to you, it is still widely used. After all, who cares how many seconds have elapsed since Jan 1st 1970, right? … Continue reading →

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Writing to Azure EventHub using EventHubBufferedProducerClient

Posted on February 2, 2022 by briancaos

The Azure Event Hub is a big data queue system capable of handling millions of events per second and packs nifty tricks in both the read and write end. I have written plenty of articles on how to read and … Continue reading →

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