Microsoft Q&A

.NET

20,707 questions

Microsoft Technologies based on the .NET software framework.

Browse all .NET tags

20,707 questions with .NET-related tags

Sort by: Updated
0 answers

Display Map in MVC CORE

I am displaying location from web browser I want to embed map here and pass latitude and longitude…

ASP.NET Core
ASP.NET Core
A set of technologies in the .NET Framework for building web applications and XML web services.
3,577 questions
asked 2023-09-29T10:39:04.0466667+00:00
Dotnet Engineer 320 Reputation points
edited the question 2023-09-29T15:01:27.4+00:00
Dotnet Engineer 320 Reputation points
2 answers

ArgumentNullException on add-migration com.

Hello, I'm still on my app dev which is a Blazor Wasm with it's API (developped with .Net core 7.0) and I try to create an EF Core migration, but I've got an issue. N.B.: I use environment variables to set my connection string (to change it…

Entity Framework Core
Entity Framework Core
A lightweight, extensible, open-source, and cross-platform version of the Entity Framework data access technology.
587 questions
asked 2023-09-28T13:07:03.4866667+00:00
Laurent Guigon 221 Reputation points
answered 2023-09-29T14:49:24.0166667+00:00
Laurent Guigon 221 Reputation points
0 answers

How to find common parent class

I often have to find a class or interface common to controls or objects that make up controls. Is there an automatic tool to determine the first parent common to two or more classes or a shared interface?

.NET
.NET
Microsoft Technologies based on the .NET software framework.
2,064 questions
asked 2023-09-29T14:43:12.0933333+00:00
Guglielmo Cancelli 0 Reputation points
1 answer

TreeListView in .NET6

As per title, I am looking for a TreeView control with column support that is compatible with .NET4+, but also .NET 6 and 7. All the supposedly such controls I have found are too old and not compatible with the new versions. I also take this opportunity…

.NET
.NET
Microsoft Technologies based on the .NET software framework.
2,064 questions
asked 2023-09-29T14:38:36.68+00:00
Guglielmo Cancelli 0 Reputation points
answered 2023-09-29T14:39:30.1466667+00:00
Guglielmo Cancelli 0 Reputation points
1 answer

iOS Error: clang++ exited with code 1:

Hi, Why i am suddenly getting this error: Xamarin.Shared.Sdk.targets(3,3): Error: clang++ exited with code 1: Undefined symbols for architecture arm64: "_OBJC_CLASS_$_OSInAppMessage", referenced from: objc-class-ref in registrar.o …

.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
1,871 questions
asked 2023-08-31T20:32:01.88+00:00
Jassim Al Rahma 26 Reputation points
commented 2023-09-29T14:34:01.54+00:00
Marco Erlwein 0 Reputation points
1 answer

Maui for android customizing keyboard issue

Hi all I have some entry fields and each one has different characters input I want when entry focus to display adequate keyboard that contains only the adequate characters for that entry field If this possible please give me a help how to do it. Thank…

.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
1,871 questions
asked 2023-09-28T20:39:55.8866667+00:00
Haviv Elbsz 1,231 Reputation points
commented 2023-09-29T14:21:47.0133333+00:00
Haviv Elbsz 1,231 Reputation points
3 answers One of the answers was accepted by the question author.

Windows Presentation Foundation (WPF) end of life

Hi All, I would like to know if anyone has any information on future roadmap for WPF. Is there any date for microsoft retiring WPF and removing future support? Thanks in advance Narayanan

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.
2,480 questions
XAML
XAML
A language based on Extensible Markup Language (XML) that enables developers to specify a hierarchy of objects with a set of properties and logic.
691 questions
asked 2022-12-19T17:50:51.293+00:00
Narayanan Subramanian (Nara) 26 Reputation points
commented 2023-09-29T14:14:08.68+00:00
Carter Canedy 0 Reputation points
1 answer One of the answers was accepted by the question author.

Finding the parent'control

Hello , i am trying to find out the label control on the parent form and set its text property from the child form . to do this , i had tried many approaches and even set the modifier of that label to public but still can't access it . pls correct my…

Windows Forms
Windows Forms
A set of .NET Framework managed libraries for developing graphical user interfaces.
1,636 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.
9,009 questions
asked 2023-09-29T09:29:12.81+00:00
Shaifali jain 280 Reputation points
accepted 2023-09-29T13:52:54.5933333+00:00
Shaifali jain 280 Reputation points
1 answer

Customtextbox in customdatagridview

Hi , i have a Created a textbox which when gets the focus , changes its backcolor and forecolor . It also clear out its text when the user presses escape key . Moreover, it also have a custom caret in it which looks like Dos . Is it possible to create a…

Windows Forms
Windows Forms
A set of .NET Framework managed libraries for developing graphical user interfaces.
1,636 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.
9,009 questions
asked 2023-09-29T12:07:32.6766667+00:00
ankit goel 566 Reputation points
edited a comment 2023-09-29T13:35:23.51+00:00
KOZ6.0 725 Reputation points
0 answers

Store a Value in application

Hi , Can the experts here suggest me a way how to store a value of a label from a particular form in such a way that can be made safe until next restart of a application and can be retrieved next time for use .

Windows Forms
Windows Forms
A set of .NET Framework managed libraries for developing graphical user interfaces.
1,636 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.
9,009 questions
asked 2023-09-29T10:34:56.03+00:00
Shaifali jain 280 Reputation points
commented 2023-09-29T13:03:29.8966667+00:00
Shaifali jain 280 Reputation points
1 answer One of the answers was accepted by the question author.

Image inside a DataGrid in a FixedDocument Error

I have created this small demonstration project to highlight a problem I have encountered when working with an Image within a DataGrid created in C# and then utilised within a FixedDocument. Everything appears to work as expected until the mouse goes…

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.
2,480 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.
9,009 questions
asked 2023-09-28T12:40:04.9533333+00:00
BigH61 521 Reputation points
accepted 2023-09-29T12:59:17.3533333+00:00
BigH61 521 Reputation points
1 answer One of the answers was accepted by the question author.

Date in different format

Hi , i am creating a textbox which can display the date , in which the month is in short format . like sept , oct . Any suggestions for that

Windows Forms
Windows Forms
A set of .NET Framework managed libraries for developing graphical user interfaces.
1,636 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.
9,009 questions
asked 2023-09-29T11:52:18.3633333+00:00
ankit goel 566 Reputation points
accepted 2023-09-29T12:48:33.48+00:00
ankit goel 566 Reputation points
1 answer

MVC CORE Scaffold view to create api postgressql view

How do I scaffold view in MVC CORE , as it is failing due to lack of primary key I am trying to create api using https://learn.microsoft.com/en-us/aspnet/core/tutorials/first-web-api?view=aspnetcore-7.0&tabs=visual-studio CREATE TABLE public.visit…

ASP.NET Core
ASP.NET Core
A set of technologies in the .NET Framework for building web applications and XML web services.
3,577 questions
ASP.NET MVC
ASP.NET MVC
A Microsoft web application framework that implements the model-view-controller (MVC) design pattern.
988 questions
asked 2023-09-21T11:45:38.6933333+00:00
Dotnet Engineer 320 Reputation points
answered 2023-09-29T12:37:47.7666667+00:00
Dotnet Engineer 320 Reputation points
1 answer

MAUI: Listview isvisible property is not working from the code behind?

I am trying to show the selected image or file on my UI on a listview. So initially the listview's IsVisible I set to false and after picking item I set the IsVisible property to true. My problem is after picking item the listview is not visible on the…

.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
1,871 questions
asked 2023-09-19T14:24:15.5166667+00:00
Sreejith Sreenivasan 406 Reputation points
commented 2023-09-29T11:22:43.13+00:00
Sreejith Sreenivasan 406 Reputation points
0 answers

Maui mobile app using Signalr is encoding hub name in ConnectionData parameter on iOS 17

We have a mobile app in production built using Maui. The server running the api is it connecting to uses .net framework. There are issues connecting to signalR from iOS17 devices. From debug we can see the following: iOS 17 device sets the connectionData…

ASP.NET
ASP.NET
A set of technologies in the .NET Framework for building web applications and XML web services.
1,639 questions
.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
1,871 questions
asked 2023-09-27T11:39:11.9033333+00:00
T_TDSi 0 Reputation points
commented 2023-09-29T10:46:34.29+00:00
T_TDSi 0 Reputation points
3 answers One of the answers was accepted by the question author.

removing focus from buttons

Hello , this is the what the main exit form looks when it loads . i found that when it loads the yes button has focus on it by default . Although i had hard coded that when the user presses enter here , the application should gets closed but what i am…

Windows Forms
Windows Forms
A set of .NET Framework managed libraries for developing graphical user interfaces.
1,636 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.
9,009 questions
asked 2023-09-29T08:21:45.1033333+00:00
Shaifali jain 280 Reputation points
commented 2023-09-29T10:23:03.2+00:00
Shaifali jain 280 Reputation points
7 answers

Not remembering source control plug-in (Git)

Since the last release, Visual Studio 2022 is not remembering the source control selection. Every time a project is opened, I must open the options dialog, go to Source Control, and select Git from the "current source control plug-in." Once I…

.NET
.NET
Microsoft Technologies based on the .NET software framework.
2,064 questions
Visual Studio
Visual Studio
A family of Microsoft suites of integrated development tools for building applications for Windows, the web and mobile devices.
3,808 questions
asked 2023-09-06T18:51:27.7633333+00:00
Brad Knode 35 Reputation points
commented 2023-09-29T10:11:20.62+00:00
Mario Figueiredo 0 Reputation points
0 answers

Push notification on MAUI application using FCM

I am trying to implement push notification on my MAUI application using FCM. I follow this blog and I did everything as per the blog. They suggest to install only 2 NuGet packages, Plugin.Firebase and Plugin.Firebase.Crashlytics. (I installed it by…

.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
1,871 questions
asked 2023-09-29T10:06:12.68+00:00
Sreejith Sreenivasan 406 Reputation points
0 answers

MAUI: How to add splash screen in android platform

I am trying to add splash screen on my new MAUI application. I tried the implementation on this blog but the image is in circle (Android 12 device) and only showing black and white color on the icon. Is there anyway to show the real color of the icon on…

.NET MAUI
.NET MAUI
A Microsoft open-source framework for building native device applications spanning mobile, tablet, and desktop.
1,871 questions
asked 2023-09-25T15:20:10.3266667+00:00
Sakshi Poojary 55 Reputation points
edited a comment 2023-09-29T09:46:34.5633333+00:00
Yonglun Liu (Shanghai Wicresoft Co,.Ltd.) 21,511 Reputation points Microsoft Vendor
2 answers

Logging in C# - To a text file

I am creating a console application and I understand that I need to use ILoggerFactory for logging purpose, but how can I get it to be written to a text file instead to the debug section or the console window.

.NET
.NET
Microsoft Technologies based on the .NET software framework.
2,064 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.
9,009 questions
asked 2023-09-29T07:13:11+00:00
Kalpana 246 Reputation points
edited an answer 2023-09-29T09:44:51.76+00:00
Karen Payne MVP 32,916 Reputation points