ASP.NET Core

ASP.NET Core

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ASP.NET Tips for Core MVC, Razor, and Blazor.

In-page links
Login (Authentication)
log
content
database
Localization (multi-lingual)
Client processing
Accessing shared folders on other servers from a ASP.NET Core application (Network Connected Program version)

Accessing shared folders on other servers from a ASP.NET Core application (Network Connected Program version)

This section describes the procedure for accessing shared folders on other servers from a ASP.NET Core application running on IIS.
Accessing shared folders on other servers from ASP.NET Core applications (IIS, application pool settings)

Accessing shared folders on other servers from ASP.NET Core applications (IIS, application pool settings)

This section describes the procedure for accessing shared folders on other servers from a ASP.NET Core application running on IIS.
ASP.NET Core's client library management LibMan

ASP.NET Core's client library management LibMan

Learn about the introduction and use of LibMan, which allows you to manage files and versions of client libraries together.
Lowercase all URLs for actions and page transitions

Lowercase all URLs for actions and page transitions

By default, URLs with actions and page transitions are uppercase because they depend on the controller, action, and file name, but you can lower the URL all by changing the settings.
Prevent japanese output as HTML from actual condition reference (see numeric characters)

Prevent japanese output as HTML from actual condition reference (see numeric characters)

Even if the Japanese displayed on the screen is displayed correctly, it corresponds to the problem that it is a realities reference (refer to numeric characters) when displayed in HTML.
Reflect the value changed in the action after post of the form in the view

Reflect the value changed in the action after post of the form in the view

Describes how the view returns and reflects the values that you set on the action side after being postd from a form.
Remotely publish ASP.NET Core programs to IIS Web servers on the Internet

Remotely publish ASP.NET Core programs to IIS Web servers on the Internet

Learn how to publish programs written with ASP.NET Core directly from Visual Studio to a WEB server built in IIS on the Internet.
Increasing the session timeout for ASP.NET Core applications running on IIS

Increasing the session timeout for ASP.NET Core applications running on IIS

Describes how to increase the session timeout period for ASP.NET Core applications running on IIS.
See how appsettings.json works

See how appsettings.json works

ASP.NET how appsettings.json references switch between debugging runs and placement in IIS in Core.
ASP.NET Request Forgery (XSRF/CSRF) protection in This Core

ASP.NET Request Forgery (XSRF/CSRF) protection in This Core

ASP.NET Core to combat cross-site request forgery (XSRF/CSRF) attacks.
See how asp-validation-summary works

See how asp-validation-summary works

See how the message displayed on the screen when an error occurs in server-side input validation changes with the parameters specified in the asp-validation-summary.
Remove unwanted appsettings.json when publishing a program

Remove unwanted appsettings.json when publishing a program

Deletes an appsettings.json file that is not required when publishing a program.
Use Partial View to load partial HTML asynchronously on the client side

Use Partial View to load partial HTML asynchronously on the client side

Use Partial View to asynchronously load partial HTML on the client side.

Login (Authentication)

Create a login mechanism using cookie authentication, and create a mechanism to be redirected if you are not authenticated

Create a login mechanism using cookie authentication, and create a mechanism to be redirected if you are not authenticated

Create a mechanism to log in using cookie authentication in ASP.NET Core. If you open any other page without logging in, you will be redirected to the login screen.
Create multiple login screens and limit the pages that can be accessed by the screen you are logged in to

Create multiple login screens and limit the pages that can be accessed by the screen you are logged in to

This section describes what happens when there are multiple login screens in one application and you want to change the pages that can be accessed depending on the screen you logged into.
Create a mechanism to be redirected if you do not log in using cookie authentication (ASP.NET Core 3.0)

Create a mechanism to be redirected if you do not log in using cookie authentication (ASP.NET Core 3.0)

(Ver 3.0)

ASP.NET Create a mechanism to log in using cookie authentication in Core. When you perform each action without logging in, you are redirected to the login screen.

log

Use NLog to log

Use NLog to log

Use NLog to log files, mail, databases, and more.

content

Add a version that indicates that the cached old version of the static file is up-to-date to avoid being used

Add a version that indicates that the cached old version of the static file is up-to-date to avoid being used

JavaScript and CSS files are cached in the browser to prevent old cached files from being used even if the latest files are placed on the server.
Place static files in folders other than wwwroot

Place static files in folders other than wwwroot

Static files usually need to be placed under the wwwroot folder, but they can also be placed in other folders and referenced from the Web.
Apply asp-append-version in addition to static files in the wwwroot folder

Apply asp-append-version in addition to static files in the wwwroot folder

Addresses an issue where applying asp-append-version to static files placed outside the wwwroot folder does not take effect.

database

ASP.NET databases by using Entity Framework Core in Core

ASP.NET databases by using Entity Framework Core in Core

ASP.NET data from the database using Entity Framework Core, using the techniques in The Core.

Localization (multi-lingual)

ASP.NET multi-lingual switching with core MVC built-in features

ASP.NET multi-lingual switching with core MVC built-in features

ASP.NET implements the multilingual display switching feature built into Core MVC as standard.
Multi-lingual support for DataAnnotations used for parameter names, input validation messages, etc.

Multi-lingual support for DataAnnotations used for parameter names, input validation messages, etc.

The parameter names and messages of the model bound to the input screen can be set from DataAnnotations, but this text can be multilingual.
Multi-lingual support for default messages displayed during input validation

Multi-lingual support for default messages displayed during input validation

Some messages that appear after input validation cannot be specified by default messages, attributes, or so on. This text is multilingual because most of these are left in English.

Client processing

Javascript to perform processing after downloading a file

Javascript to perform processing after downloading a file

Describes how to do something on the client side after you download a file.