Blog Posts

Format DateTime to ISO 8601

Format DateTime to ISO 8601

ISO 8601 is a general, international standard on how the complex representation of time stamps can be formulated in a general way - including the con

Clone entity values with Entity Framework

Clone entity values with Entity Framework

Often you want to duplicate entities or their values in order to save an entity with a new ID. But what is the best way to do this? There are many ex

Expose OpenSearch Endpoint with an ASP.NET Core Controller Action

Expose OpenSearch Endpoint with an ASP.NET Core Controller Action

OpenSearch OpenSearch is a standard that has existed for about 15 years and is used by search engines and Browsers. This standard was developed by Am

Welcome 2020

Welcome 2020

I wish you all a Happy New Year. I hope everybody started the new year restful, with joy and health! 2020 Todo List For the new year I have a lot of

Entity Framework 3 - Migrations

Entity Framework 3 - Migrations

Install EF Core 3 Migration tools The tooling of the Entity Framework Core Migrations comes via NuGet (and dotnet tooling). dotnet tool install --glo

Custom PasswordHasher in ASP.NET Core Identity

Custom PasswordHasher in ASP.NET Core Identity

In the ASP.NET Core Identity environment, the PasswordHasher is responsible for securely storing the password and performing password entry checks. I

Unit Testing with Entity Framework Core 3

Unit Testing with Entity Framework Core 3

This post covers the basic structure for unit tests with Entity Framework Core. Note: Unit tests are only there to test the respective logic. Unit t

Custom Model Binders in ASP.NET Core

Custom Model Binders in ASP.NET Core

What are Model Binders? ModelBinders are required in ASP.NET Core to pass parameters from HTTP requests into a controller action method. For example,

Use SignalR in MediatR Notifications

Use SignalR in MediatR Notifications

SignalR is a wonderful, easy and fast way to provide users with push messages - and is also built into ASP.NET Core 3. In this short code sample I s

IoT Plattformen: Make or Buy

IoT Plattformen: Make or Buy

Die Digitalisierung kommt langsam aber sicher auch in den großen deutschen Firmen an: sowohl im Mittelstand wie auch im Enterprise-Umfeld. Für die me