A lookup table in your Entity Framework Core database can be a more robust alternative to a simple enum when working with code-first C# data models. In this tutorial, you will learn how to create a lookup table and use its contents to populate a dropdown list in a Blazor application. Creating the Model Suppose … Read more
This tutorial will teach you how to automatically add an Azure AD B2C user to a local database table when the user completes the signup user flow. In particular, you will learn how to use the OnTicketReceived OpenIdConnectEvents event along with Azure’s boolean newUser claim to determine that a user has just registered on your … Read more
Data validation with Entity Framework Core and C# data models can be fun. In this tutorial, you will learn about some of the most useful annotation attributes that can be used to provide validation for a C# model. To use data validation attributes, you will use the DataAnnotations namespace. using System.ComponentModel.DataAnnotations; Common Attributes: Key and … Read more
It is never a good idea to store secrets or password in your project’s source code. In an ASP.NET Core development environment, you can use the Secret Manager tool to store sensitive data. Introduction to Secret Manager The Secret Manager tool stores your application secrets in a secrets.json file located in your development machine’s %appdata%\Microsoft\UserSecrets\<UserSecretsId>\ … Read more
In this tutorial, you will learn how to configure an OData API, integrate it with Entity Framework Core, and call the API from a server-side Blazor front-end targeting .NET Core 3.1. An OData API allows you to easily and efficiently query, sort, filter, and paginate data from a database. Whereas a JavaScript-only solution in the … Read more
In this tutorial, you will learn how to override AccountController.cs in server-side Blazor so you can set a custom SignedOut URL when using Azure AD B2C authentication. If you have created a Blazor app with Azure AD B2C authentication, it was likely scaffolded using the helpful AzureADB2C.UI package. Unfortunately, since this is now included as … Read more
