.net-core tag

11 questions


1 answers
434 views
0
Error on MacOS The entity type 'X' requires a primary key to be defined

I have created a sample app (MvcMovie) according to the official tutorial and The following command displays a heading error: dotnet-aspnet-codegenerator controller-name MoviesController-m Movie-dc Mv...


1 answers
147 views
0
Benefits and Disadvantages of Razor Page and MVC

for ASP.NET Core·Razor Pages application·MVC applicationThere are two types, but how should I use them separately?What are the advantages and disadvantages of each application?


1 answers
167 views
0
Browse .NET Framework Assembly from .NET Core Applications

Is it possible to browse and run the .NET Framework assembly from the .NET Core application?I was able to add and compile reference settings by specifying DLLs directly, but I couldn't execute them.Ex...

2 years ago

2 answers
121 views
0
The ASP.NET Core MVC always fails with the Scaffolding command.

I am a beginner at ASP.NET Core MVC.As the title says, I can't do the scuffolding.Run the following command: dotnet ef dbcontext scaffoldServer=.; Database=testdb; Trusted_Connection=True;Microsoft.En...

2 years ago

2 answers
114 views
0
DB Connection Entity Frame in ASP.net Core MVC or ODP.net

We are creating a web API using the ASP.net Core MVC model.So I would like to connect to the database and issue SQL and execute procedures.Until now, I have used ODP.net to attach a connection to the ...


1 answers
171 views
0
Using Sessions with ASP.NET Core

Sessions and Application States in ASP.NET Corehttps://docs.microsoft.com/ja-jp/aspnet/core/fundamentals/app-state?view=aspnetcore-2.2Sample Sourcehttps://github.com/aspnet/Docs/tree/master/aspnetcore...


1 answers
133 views
0
Is there a best way to change the appsettings.json option that ASP.NET uses for each HTTP request?

ASP.NET Core is loading options from appsettings.json (ASP is amateur).I'd like to change the options I use depending on the parameters of the HTTP request, is there any best way?I was able to move it...

2 years ago

1 answers
86 views
0
I want to set policy permissions on asp.net core per Post, not per PageModel

I'm sorry if there's anything wrong with the question.https://docs.microsoft.com/ja-jp/aspnet/core/security/authorization/policies?view=aspnetcore-2.2As you can see in , [Authorize (Policy=AtLeast 21)...

2 years ago

2 answers
141 views
0
Accessing DbContext Directly without WebAPI in ASP.NET Core 3.0

I am currently studying how to build a web server using ASP.NET Core 3.0 and Blazor. After searching for online tutorials, we found a way to access databases such as SQL Server using WebAPI using the ...


1 answers
128 views
0
Failed to connect to .net core 3.0 MVC "Web server 'IIS Express'."

I would like to develop MVC using .Net Core 3.0, but the following error message appears and I cannot start the screen.Are there any possible solutions?What do you want to doLaunch MVC project using V...

2 years ago
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