23,858 questions with .NET-related tags

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how do I find the working area of my uwp app in .net using C#

This is a simple question but I'm having a rough time finding an answer. What I want to find is the working area of my application. I'm working in Visual Studio 2022 and have created the basic project. Searches on the internet result in many answers…

.NET
.NET
Microsoft Technologies based on the .NET software framework.
3,367 questions
Universal Windows Platform (UWP)
asked 2024-04-24T13:23:16.3+00:00
Joe Babb 20 Reputation points
edited the question 2024-04-25T01:46:22.8233333+00:00
Jiale Xue - MSFT 31,516 Reputation points Microsoft Vendor
1 answer

Why => is called token?

https://learn.microsoft.com/en-us/dotnet/csharp/language-reference/operators/lambda-operator is => a Token?

.NET
.NET
Microsoft Technologies based on the .NET software framework.
3,367 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.
10,233 questions
.NET Runtime
.NET Runtime
.NET: Microsoft Technologies based on the .NET software framework.Runtime: An environment required to run apps that aren't compiled to machine language.
1,119 questions
asked 2024-04-24T23:59:48.6466667+00:00
LAN SHUHAO 0 Reputation points
edited the question 2024-04-25T01:30:07.2666667+00:00
Tianyu Sun-MSFT 27,266 Reputation points Microsoft Vendor
1 answer

How can I programmatically simulate a button click in a MAUI application?

How can I programmatically simulate a button click in a MAUI application?

.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
2,859 questions
asked 2024-04-19T10:30:11.5766667+00:00
Sarfaraz Sable 20 Reputation points
commented 2024-04-25T01:15:48.2+00:00
Yonglun Liu (Shanghai Wicresoft Co,.Ltd.) 35,291 Reputation points Microsoft Vendor
0 answers

Adding Token Based Azure EntraID Authentication to GraphQL APIs created on .NET7

I have a set of GraphQL APIs created on .NET7. I want to authenticate the APIs using Azure Entra ID User/App Access Tokens. Is it possible to achieve the same out of the box, else kindly suggest a workaround.

ASP.NET Core
ASP.NET Core
A set of technologies in the .NET Framework for building web applications and XML web services.
4,157 questions
Microsoft Entra ID
Microsoft Entra ID
A Microsoft Entra identity service that provides identity management and access control capabilities. Replaces Azure Active Directory.
19,454 questions
asked 2024-04-24T10:05:50.0733333+00:00
Varun Sridhar 0 Reputation points
edited the question 2024-04-25T01:14:24.4533333+00:00
Lan Huang-MSFT 25,471 Reputation points Microsoft Vendor
0 answers

Can't convert Word Document Equation into HTML readable format text like MathML in C#

I have .net C# application in which I am extracting data from word file and save it in database particularly. To store word all data as it is I am converting the whole word file firstly in HTML and then checking html paragraph one by one. At the time of…

.NET
.NET
Microsoft Technologies based on the .NET software framework.
3,367 questions
ASP.NET Core
ASP.NET Core
A set of technologies in the .NET Framework for building web applications and XML web services.
4,157 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.
10,233 questions
Office Development
Office Development
Office: A suite of Microsoft productivity software that supports common business tasks, including word processing, email, presentations, and data management and analysis.Development: The process of researching, productizing, and refining new or existing technologies.
3,479 questions
asked 2024-04-24T04:35:09.1466667+00:00
conduct exam 0 Reputation points
edited the question 2024-04-25T01:00:20.91+00:00
Jiachen Li-MSFT 26,506 Reputation points Microsoft Vendor
1 answer

Unable to submitting the form using jquery post request like a form submit

Using Form Submit redirecting page from one page to another page and the page is redirecting successfully but the parameter value getting length 0(if array) or null(if string) based on the data passed on param. To achieve this concept I have used the…

ASP.NET
ASP.NET
A set of technologies in the .NET Framework for building web applications and XML web services.
3,251 questions
asked 2024-04-24T11:36:47.15+00:00
Ashok Kumar 141 Reputation points
answered 2024-04-25T00:43:14.0133333+00:00
SurferOnWww 1,906 Reputation points
1 answer One of the answers was accepted by the question author.

Play sound in Blazor Hybirs app

I have a blazor hybird app running Android emulator inViual Studio. the app has a button when clicked play a sound using javascript interop to play a soun. the js code : window.PlayAudio = (elementName) =>…

.NET
.NET
Microsoft Technologies based on the .NET software framework.
3,367 questions
Blazor
Blazor
A free and open-source web framework that enables developers to create web apps using C# and HTML being developed by Microsoft.
1,385 questions
.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
2,859 questions
asked 2024-04-23T10:01:01.01+00:00
Qun Shen 20 Reputation points
accepted 2024-04-25T00:02:16.83+00:00
Qun Shen 20 Reputation points
1 answer One of the answers was accepted by the question author.

what is the most current Windows platform for .NET and C#

I see on the internet that MS has deprecated UWP. What do I need to add to my Visual Studio 2022 Community edition in order to program using the latest flavor of Windows for general Windows Apps? I'm getting frustrated trying to discern the myriad…

Windows 10
Windows 10
A Microsoft operating system that runs on personal computers and tablets.
10,606 questions
.NET
.NET
Microsoft Technologies based on the .NET software framework.
3,367 questions
Visual Studio
Visual Studio
A family of Microsoft suites of integrated development tools for building applications for Windows, the web and mobile devices.
4,600 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.
10,233 questions
asked 2024-04-24T14:20:14.18+00:00
Joe Babb 20 Reputation points
commented 2024-04-24T23:07:18.6933333+00:00
Bruce (SqlWork.com) 55,601 Reputation points
1 answer One of the answers was accepted by the question author.

Unable to connect to .NET 7 GRPC service on running on Linux App Service

I have a GRPC service written in .NET 7. It works without issue locally. To publish it to an app service, I followed the instructions at https://github.com/Azure/app-service-linux-docs/tree/master/HowTo/gRPC/.NET/.NET%207 It says it's working. I get…

ASP.NET Core
ASP.NET Core
A set of technologies in the .NET Framework for building web applications and XML web services.
4,157 questions
Azure App Service
Azure App Service
Azure App Service is a service used to create and deploy scalable, mission-critical web apps.
6,865 questions
asked 2023-01-30T05:06:21.61+00:00
Joe Ourada 25 Reputation points
edited the question 2024-04-24T23:06:32.6+00:00
Grmacjon-MSFT 15,851 Reputation points
0 answers

How to validate textbox with empty field in wpf forms

Hi Team I have these two fields i want to validate, does anyone knows how to achieve this in wpf on the forms? The bottom seal and TopSeal fields, if empty it must prompt a window dialog message.

Windows Forms
Windows Forms
A set of .NET Framework managed libraries for developing graphical user interfaces.
1,827 questions
asked 2024-04-24T11:21:49.9533333+00:00
Gcobani Mkontwana 0 Reputation points
edited the question 2024-04-24T21:24:54.1466667+00:00
Erland Sommarskog 100.9K Reputation points MVP
2 answers One of the answers was accepted by the question author.

No more support for Web forms in Visual Studio 2022?

Hi, In new Visual Studio there is no more option to create Web Forms web application? Are MVC only future architecture Visual Studio will support for WEB pages? Thx

ASP.NET
ASP.NET
A set of technologies in the .NET Framework for building web applications and XML web services.
3,251 questions
VB
VB
An object-oriented programming language developed by Microsoft that is implemented on the .NET Framework. Previously known as Visual Basic .NET.
2,568 questions
asked 2022-01-29T12:43:57.717+00:00
nickCroat 106 Reputation points
commented 2024-04-24T21:15:05.66+00:00
Robert Oberg 0 Reputation points
0 answers

Error loading report.rdlc,Unable to copy bin\debug\

Good afternoon again, I have already searched for information online, but I have not been able to find the error. The error is the following: An error occurred during local report processing. The report definition has not been specified, the file is not…

Windows Forms
Windows Forms
A set of .NET Framework managed libraries for developing graphical user interfaces.
1,827 questions
SQL Server Reporting Services
SQL Server Reporting Services
A SQL Server technology that supports the creation, management, and delivery of both traditional, paper-oriented reports and interactive, web-based reports.
2,798 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.
10,233 questions
asked 2024-04-24T20:48:56.4066667+00:00
Roberto Carlos Melgar Dorado 40 Reputation points
1 answer

Create, Reference and use a Razor class library.

Hello! I'm training on Microsoft Learn. My current stage is the following module: https://learn.microsoft.com/en-us/training/modules/blazor-build-reusable-components/3-create-razor-class-library First of all, this exercise starts saying that it uses…

.NET
.NET
Microsoft Technologies based on the .NET software framework.
3,367 questions
Blazor
Blazor
A free and open-source web framework that enables developers to create web apps using C# and HTML being developed by Microsoft.
1,385 questions
Blazor Training
Blazor Training
Blazor: A free and open-source web framework that enables developers to create web apps using C# and HTML being developed by Microsoft.Training: Instruction to develop new skills.
1 question
asked 2024-04-24T15:49:23.6733333+00:00
Rafaeleliasgri 0 Reputation points
commented 2024-04-24T20:43:22.32+00:00
Rafaeleliasgri 0 Reputation points
1 answer

Dynamically pass the B2C sign-in policy in .NET 8

I am developing the web application using .NET 8 with Asp.NET MVC and using Azure B2C tenant for Authentication. And it will be hosted in the Azure App services that configured with two domain urls. Based on the requested Urls, I wanted to pass the…

ASP.NET Core
ASP.NET Core
A set of technologies in the .NET Framework for building web applications and XML web services.
4,157 questions
Microsoft Entra ID
Microsoft Entra ID
A Microsoft Entra identity service that provides identity management and access control capabilities. Replaces Azure Active Directory.
19,454 questions
asked 2024-04-19T16:58:01.86+00:00
Ragu 0 Reputation points
answered 2024-04-24T20:33:47.6666667+00:00
James Hamil 21,621 Reputation points Microsoft Employee
1 answer

Blazor web app net 8 rendermode auto with API

I am creating a web application with blazor web app and net 8 with rendermode Auto. I have an api created in .net hosted on another server different from where the blazor web application will go. The api needs a token in each call, I am having problems…

Blazor
Blazor
A free and open-source web framework that enables developers to create web apps using C# and HTML being developed by Microsoft.
1,385 questions
asked 2024-04-24T15:40:36.8+00:00
Ángel Rubén Valdeolmos Carmona 586 Reputation points
answered 2024-04-24T19:45:26.4466667+00:00
Bruce (SqlWork.com) 55,601 Reputation points
1 answer One of the answers was accepted by the question author.

Linq join of 3 tables

I have three tables with same fields. I can join 2 tables with following Linq. List<CommonPoints> lista = poso.assists.ToList(); List<CommonPoints> listp = poso.points.ToList(); List<CommonPoints> listg=poso.goals.ToList(); var…

.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
2,859 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.
10,233 questions
asked 2024-04-23T20:58:23.7866667+00:00
Lloyd Sheen 1,376 Reputation points
commented 2024-04-24T19:25:13.7533333+00:00
Lloyd Sheen 1,376 Reputation points
1 answer

How to fix this error: The package reference 'Microsoft.NETCore.Targets' should not specify a version.

I am reaching out to seek assistance with a challenge I've encountered during the migration of our projects to the .NET 8.0 isolated worker model and Azure Functions v4. Despite following the provided documentation closely, the build process is not…

Azure Functions
Azure Functions
An Azure service that provides an event-driven serverless compute platform.
4,249 questions
.NET
.NET
Microsoft Technologies based on the .NET software framework.
3,367 questions
ASP.NET Core
ASP.NET Core
A set of technologies in the .NET Framework for building web applications and XML web services.
4,157 questions
asked 2024-04-23T21:41:22.9733333+00:00
Venkata Sridhar Perepu 0 Reputation points Microsoft Vendor
answered 2024-04-24T18:46:38.2533333+00:00
Ryan Hill 25,661 Reputation points Microsoft Employee
0 answers

Selection using Selection Rectangle

Can anyone please tell me how to make this kind of behaviour in our own WPF app. Right now i am making a File explorer kind of behaviour using the WPF datagrid. Can someone please help me with the logic or post some code. Here if we see the rows are…

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.
4,740 questions
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.
2,670 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.
10,233 questions
asked 2024-04-24T04:34:37.6333333+00:00
Amit 20 Reputation points
commented 2024-04-24T17:36:54.68+00:00
Amit 20 Reputation points
1 answer

EditForm in Blazor does not work on submit

Below is the source code, brand new blazor project vs2022 , Version 17.9.5 put a break point on string breakpointhere = "z"; examine xx variable - for the model, you will see that the MyTitle string is always null. Such basic stuff…

Blazor
Blazor
A free and open-source web framework that enables developers to create web apps using C# and HTML being developed by Microsoft.
1,385 questions
asked 2024-04-20T15:03:25.1633333+00:00
Rob Bertora 0 Reputation points
commented 2024-04-24T17:15:29.15+00:00
Rob Bertora 0 Reputation points
1 answer

Strategies for Managing Custom Requests in .NET Core Projects

Hi everyone, My team and I are starting a new project. We plan to develop and sell this project to multiple companies. While we will be the sole developers, we'll incorporate requests from these companies into the project. The project will undergo a…

.NET
.NET
Microsoft Technologies based on the .NET software framework.
3,367 questions
ASP.NET Core
ASP.NET Core
A set of technologies in the .NET Framework for building web applications and XML web services.
4,157 questions
asked 2024-04-24T05:29:21.7533333+00:00
Spriggan 0 Reputation points
answered 2024-04-24T16:03:36.3066667+00:00
Bruce (SqlWork.com) 55,601 Reputation points