23,053 questions with .NET-related tags

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Registering user over an e-mail

I have a legacy app that registers user (user first and second name, e-mail and password) with the server. Server accepts registration (creates the login entry in the database) and sends a verification e-mail to the user to verify that the user has…

Internet Information Services
.NET
.NET
Microsoft Technologies based on the .NET software framework.
3,163 questions
asked 2024-02-25T12:35:59.5066667+00:00
Janusz Dalecki 1 Reputation point
commented 2024-02-25T18:24:35.2933333+00:00
Janusz Dalecki 1 Reputation point
2 answers

Displaying Files of Unknown Types Stored in SQL Server Using C# WPF

I am developing a C# WPF application using .NET 6 in Visual Studio 2022, with a SQL Server 2008 R2 database. My database contains a table GRADE_CUST_GRP with a column GCPS of type image, where files of various types are stored without any file extension…

Windows
Windows
A family of Microsoft operating systems that run across personal computers, tablets, laptops, phones, internet of things devices, self-contained mixed reality headsets, large collaboration screens, and other devices.
4,491 questions
ASP.NET Core
ASP.NET Core
A set of technologies in the .NET Framework for building web applications and XML web services.
4,007 questions
Visual Studio
Visual Studio
A family of Microsoft suites of integrated development tools for building applications for Windows, the web and mobile devices.
4,405 questions
SQL Server
SQL Server
A family of Microsoft relational database management and analysis systems for e-commerce, line-of-business, and data warehousing solutions.
12,262 questions
C#
C#
An object-oriented and type-safe programming language that has its roots in the C family of languages and includes support for component-oriented programming.
9,940 questions
asked 2024-02-25T12:17:45.5366667+00:00
Mojtaba_Hakim 281 Reputation points
edited an answer 2024-02-25T17:37:56.46+00:00
Karen Payne MVP 35,011 Reputation points
1 answer

IDX40001: Issuer: does not match any of the valid issuers provided for this application

My Azure AD B2C application has suddenly stopped authenticating requests due to "IDX40001: Issuer: 'https://<tenant>.b2clogin.com/<tenantId>/v2.0/', does not match any of the valid issuers provided for this application" Looking at…

Microsoft Identity Manager
Microsoft Identity Manager
A family of Microsoft products that manage a user's digital identity using identity synchronization, certificate management, and user provisioning.
573 questions
ASP.NET Core
ASP.NET Core
A set of technologies in the .NET Framework for building web applications and XML web services.
4,007 questions
Microsoft Entra ID
Microsoft Entra ID
A Microsoft Entra identity service that provides identity management and access control capabilities. Replaces Azure Active Directory.
18,634 questions
asked 2024-02-24T22:34:41.93+00:00
26375912 0 Reputation points
answered 2024-02-25T17:34:10.12+00:00
Jean Marc Prieur 11 Reputation points Microsoft Employee
2 answers

Can I omit .NET Core references of Blazor WASM?

When publishing standard Blazor WASM which would be provided via Blazor server, how can I omit all references currently already available on my MAUI client? As I hope to reduce size of downloaded WASM when I am using .NET emulating within BlazorWebView,…

Blazor
Blazor
A free and open-source web framework that enables developers to create web apps using C# and HTML being developed by Microsoft.
1,314 questions
.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
2,576 questions
asked 2024-02-19T17:10:23.62+00:00
Matěj Rada 0 Reputation points
commented 2024-02-25T17:08:46.88+00:00
Rada Matěj 20 Reputation points
3 answers One of the answers was accepted by the question author.

Fill and remove elements at any time, asyncronous mode.

Hello, I receive data as a string, packed in json format. I can receive the data at any time. I would like to work through the data step by step. At the same time, I may remove a row of data and then add new data. How can I avoid collisions and…

Windows Presentation Foundation
Windows Presentation Foundation
A part of the .NET Framework that provides a unified programming model for building line-of-business desktop applications on Windows.
2,626 questions
C#
C#
An object-oriented and type-safe programming language that has its roots in the C family of languages and includes support for component-oriented programming.
9,940 questions
asked 2024-02-17T15:23:27.9866667+00:00
Markus Freitag 3,746 Reputation points
edited a comment 2024-02-25T17:07:01.2766667+00:00
Markus Freitag 3,746 Reputation points
0 answers

Error accessing web application: ":( Application Error If you are the application administrator, you can access the diagnostic resources."

Hi, I am following the instructions in the module "Develop and configure an ASP.NET application that queries an Azure SQL database". I finally was able to build the web app after getting some help in Q&A. However, when I tried to access the…

Azure SQL Database
Azure Cloud Services
Azure Cloud Services
An Azure platform as a service offer that is used to deploy web and cloud applications.
619 questions
ASP.NET Core
ASP.NET Core
A set of technologies in the .NET Framework for building web applications and XML web services.
4,007 questions
Azure Static Web Apps
Azure Static Web Apps
An Azure service that provides streamlined full-stack web app development.
698 questions
asked 2024-02-25T13:52:30.7966667+00:00
YAU NICHOLAS HENG WAH 0 Reputation points
edited the question 2024-02-25T17:05:21.0733333+00:00
pnaroju 370 Reputation points Microsoft Vendor
3 answers

.NET8 MAUI and Azure Notifications Hub implementation

In my NET8 MAUI application, I'm trying to add push notifications using Azure Notification Hub. I can't find an updated example of how to configure and implement correctly the push notification for Windows, Android and iOS. Can you point me in the right…

Azure Notification Hubs
Azure Notification Hubs
An Azure service that is used to send push notifications to all major platforms from the cloud or on-premises environments.
242 questions
.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
2,576 questions
asked 2024-02-03T10:33:24.31+00:00
Enrico Rossini 126 Reputation points
answered 2024-02-25T16:56:54.5566667+00:00
Bruce (SqlWork.com) 52,496 Reputation points
2 answers

can't send text for checkbox selected as array from jQuery ajax request

I work on asp.net core razor page . I pass selected id as array success but my issue selected text value for check box not passed or displayed Issue happen on this line selectedClassText.push($(this).next('label').text()); when debug action result…

ASP.NET Core
ASP.NET Core
A set of technologies in the .NET Framework for building web applications and XML web services.
4,007 questions
ASP.NET
ASP.NET
A set of technologies in the .NET Framework for building web applications and XML web services.
3,170 questions
asked 2024-02-25T02:56:57.6633333+00:00
Ahmed Salah Abed Elaziz 370 Reputation points
answered 2024-02-25T16:39:38.5833333+00:00
Bruce (SqlWork.com) 52,496 Reputation points
0 answers

RAM usage in NET 8

Hi, I want in C# .Net 8 to calculate the usage of RAM. Is it the way ? System.Diagnostics.PerformanceCounter _ramCounter = new System.Diagnostics.PerformanceCounter("Memory", "Available MBytes"); RamCapacity =…

.NET
.NET
Microsoft Technologies based on the .NET software framework.
3,163 questions
asked 2024-02-25T14:40:50.5966667+00:00
דני שטרית 2,226 Reputation points
3 answers

WPF in Linux

According to this blog(https://devblogs.microsoft.com/dotnet/announcing-net-5-0-preview-1/), The .NET Core and .NET 5 (latest .NET platforms) will support WPF. But looks like the support is limited only to Windows OS. Is there any recommendation to…

Windows Presentation Foundation
Windows Presentation Foundation
A part of the .NET Framework that provides a unified programming model for building line-of-business desktop applications on Windows.
2,626 questions
asked 2020-03-27T09:51:44.673+00:00
Keerthana Kolandasamy 16 Reputation points
answered 2024-02-25T14:35:58.01+00:00
MikeCodesDotNET 0 Reputation points
1 answer

How to easily separate people from the background with the Noizz Without Watermark application on PC?

Hello everyone, I am very passionate about video editing and I have a dream to become a professional video editor, currently I do not know how to separate people from the background with Noizz Without Watermark application. Please help me, I am using…

Windows Forms
Windows Forms
A set of .NET Framework managed libraries for developing graphical user interfaces.
1,799 questions
asked 2021-06-17T07:38:42.677+00:00
Cavani Edison 0 Reputation points
answered 2024-02-25T14:21:58.75+00:00
DLS APK 0 Reputation points
1 answer

Visual Studio 2022 C# project templates does not create a project

After installing Visual Studio 2022, I attempted to create a new project using the C#/.NET/MVC standard template. When the project is created, it is empty, there are no files created and no project within the new solution.

ASP.NET
ASP.NET
A set of technologies in the .NET Framework for building web applications and XML web services.
3,170 questions
Visual Studio
Visual Studio
A family of Microsoft suites of integrated development tools for building applications for Windows, the web and mobile devices.
4,405 questions
asked 2023-05-31T13:17:33.64+00:00
Jeff Dworkin 0 Reputation points
commented 2024-02-25T13:59:43.77+00:00
hemantha grandhi 0 Reputation points
0 answers

Unhandeled exception not fire when there is fatal exception

Hi, Unhandeled exception not fire when there is fatal exception And make the http query. Thanks, using Autofac; using GssdDesktopClient.API.Imp; using GssdDesktopClient.Maui.Helpers; using GssdDesktopClient.Maui.Startup; namespace…

.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
2,576 questions
asked 2024-02-01T10:47:49.6666667+00:00
דני שטרית 2,226 Reputation points
commented 2024-02-25T12:26:11.6166667+00:00
דני שטרית 2,226 Reputation points
0 answers

Why are some Icons "blank or missing" in the Customize Folder window

I just noticed that there are some Icons "blank or missing" in the Customize Folder window. I like to "Pin folders to Quick Access" and change the folder Icon so it is easily identified. But recently when changing my Quick Access…

.NET
.NET
Microsoft Technologies based on the .NET software framework.
3,163 questions
Windows 11
Windows 11
A Microsoft operating system designed for productivity, creativity, and ease of use.
7,589 questions
asked 2024-02-25T12:10:51.43+00:00
JS 0 Reputation points
edited the question 2024-02-25T12:17:09.5166667+00:00
JS 0 Reputation points
1 answer One of the answers was accepted by the question author.

Error message "This region has quota of 1 instances for your subscription. Try selecting different region or SKU." when building initial web app

Hi, I am following the instructions in the module "Develop and configure an ASP.NET application that queries an Azure SQL database" and building an initial web app. However, I received an error message saying "This region has quota of 1…

Azure SQL Database
Azure Cloud Services
Azure Cloud Services
An Azure platform as a service offer that is used to deploy web and cloud applications.
619 questions
ASP.NET Core
ASP.NET Core
A set of technologies in the .NET Framework for building web applications and XML web services.
4,007 questions
Azure Training
Azure Training
Azure: A cloud computing platform and infrastructure for building, deploying and managing applications and services through a worldwide network of Microsoft-managed datacenters.Training: Instruction to develop skilled behavior.
633 questions
asked 2024-02-25T03:41:31.1966667+00:00
YAU NICHOLAS HENG WAH 0 Reputation points
commented 2024-02-25T12:10:59.26+00:00
YAU NICHOLAS HENG WAH 0 Reputation points
1 answer

How receives push notification in Windows with MAUI

I'm creating an application using .NET8 MAUI. The application registers the device in an Azure Notification Hub. From here, I can send push notifications to the different devices. The problem I have with Windows is that the message arrives on the…

Azure Notification Hubs
Azure Notification Hubs
An Azure service that is used to send push notifications to all major platforms from the cloud or on-premises environments.
242 questions
.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
2,576 questions
asked 2024-02-23T00:27:46.38+00:00
Enrico Rossini 126 Reputation points
edited a comment 2024-02-25T12:06:51.7033333+00:00
Enrico Rossini 126 Reputation points
0 answers

issue with dynamic query

I am working with windows form(Infragistics grid) with ms sql what is my task : I want to store event related data in database see my below data strucuture: this is event_master -> master table SELECT * FROM dbo.EVENT_MASTER WHERE EVENT_ACTIVE =…

Windows Forms
Windows Forms
A set of .NET Framework managed libraries for developing graphical user interfaces.
1,799 questions
SQL Server
SQL Server
A family of Microsoft relational database management and analysis systems for e-commerce, line-of-business, and data warehousing solutions.
12,262 questions
C#
C#
An object-oriented and type-safe programming language that has its roots in the C family of languages and includes support for component-oriented programming.
9,940 questions
asked 2024-02-25T07:22:15.8933333+00:00
Rahul Patil 26 Reputation points
edited the question 2024-02-25T07:33:31.06+00:00
Rahul Patil 26 Reputation points
2 answers

A bug?? -> .NET 8 - the page 'error' in the new Blazor Web App (WebAssembly) redirects to 404

If you create the new Blazor Web App (WebAssembly) in .NET 8 you will see that structure: Now run application and open "/error" page, firstly you will see the error page: and then you will be redirected to 404 page: Is this a bug ??

Blazor
Blazor
A free and open-source web framework that enables developers to create web apps using C# and HTML being developed by Microsoft.
1,314 questions
asked 2024-02-24T19:39:50.5733333+00:00
aleksw 1 Reputation point
answered 2024-02-25T05:45:54.71+00:00
aleksw 1 Reputation point
2 answers

Error Installing Application on Another Computer: Invalid Connection String

Good evening dear community, I am bringing up my problem again since I have not been able to find a solution. To the point: I created a small application with a single Windows Forms form. It has its own connection string to the database and an example…

.NET
.NET
Microsoft Technologies based on the .NET software framework.
3,163 questions
SQL Server
SQL Server
A family of Microsoft relational database management and analysis systems for e-commerce, line-of-business, and data warehousing solutions.
12,262 questions
C#
C#
An object-oriented and type-safe programming language that has its roots in the C family of languages and includes support for component-oriented programming.
9,940 questions
asked 2024-02-25T00:40:15.0533333+00:00
Roberto Carlos Melgar Dorado 20 Reputation points
edited an answer 2024-02-25T03:53:00.16+00:00
Shujaat Abdi 0 Reputation points
6 answers

How to fix this error "warn: Microsoft.AspNetCore.HttpsPolicy.HttpsRedirectionMiddleware[3] Failed to determine the https port for redirect."

Good evening , I am trying to build a simple web api using ASP.Net . The app has been showing the error like this after building it - warn: Microsoft.AspNetCore.HttpsPolicy.HttpsRedirectionMiddleware[3] Failed to determine the https port for…

ASP.NET Core
ASP.NET Core
A set of technologies in the .NET Framework for building web applications and XML web services.
4,007 questions
asked 2023-06-03T08:29:57.58+00:00
Vaishnavi P 25 Reputation points
edited a comment 2024-02-25T03:13:54.6033333+00:00
Sakesun Roykiattisak 0 Reputation points