webapi Archives

APIs with Entity Framework Core: PUT

February 23, 2025February 23, 2025 Enrico

Continue the tutorial about APIs with Entity Framework Core and in particular how to implemente the PUT to update a record with dependencies.

APIs with Entity Framework Core: POST

February 19, 2025February 23, 2025 Enrico

Here how to change the minimal APIs with Entity Framework Core for POST and GET in order to save and retrieve an object with dependencies.

Using ChatGPT library for grammar checker API

June 18, 2024June 18, 2024 Enrico

In this article, we’ll show you a way for using my new ChatGPT library for a grammar checker API with ASP.NET Core step-by-step

Create Stripe webhooks receiver

January 19, 2023January 21, 2023 Enrico

I create a Stripe webhooks receiver for ASP.NET Core and Blazor. This is the first post of 4 where I show the full implementation.

Validate JSON with Postman

March 8, 2022March 8, 2022 Enrico

In this new post, I explain how to validate a JSON result with Postman from your APIs using JavaScript with few lines of code. Full code here

Handling file uploads in OpenAPI

March 8, 2022March 8, 2022 Enrico

This post is about implementing handling file uploads in OpenAPI with ASP.NET Core. Open API is one way to document REST API endpoints.

Minimal APIs in NET6

January 21, 2022January 21, 2022 Enrico

From now on, we can create minimal APIs in NET6 that allows us to write in few lines of code powerful APIs. I collect all my understanding

Uploading files in ASPNET Core

January 20, 2022January 20, 2022 Enrico

Uploading files in ASP.NET Core is largely the same as standard full framework MVC but now we can stream large files. Here I explain how

Upload/Download Files using HttpClient

January 10, 2022January 10, 2022 Enrico

In this new post, I show you how to upload/download files using HttpClient in C# and .NET Core. Creating a new version of the Markdown Editor component for Blazor, I face some issues with the file upload. So, I was working to find a solution and now I can tell you how to do it. First, I will take a look at how to send multipart MIME data to a Web API using HttpClient. We will create two applications to demonstrate the data transfer between the client side and the server side. The server-side…

Handling exceptions globally with NET6

January 1, 2022January 1, 2022 Enrico

In this new post, I like to show how handling exceptions globally with .NET6 adding a single class using a generic exception middleware

Create a LogicApp to use CosmosDB

July 28, 2021July 29, 2021 Enrico

I’m going to explain how to create a LogicApp to use CosmosDB in Azure based on a common scenario. I’ll show other solution in the next posts

Blazor using HttpClient with authentication

May 21, 2021May 21, 2021 Enrico

Today, we are going to learn how to create a secure connection in Blazor using HttpClient with authentication to gain access to the protected resources on the Web API’s side. Everything is based on IdentityServer. Until now, we secure Blazor WebAssembly With IdentityServer4 and enabled login and logout actions. After successful login, IdentityServer sends us the id_token and the access_token. But we are not using that access_token yet. So, in this article, we are going to change that. But, using the access token with Blazor WebAssembly is not going to be our…

Tag: webapi