18,983 questions with Developer technologies-related tags

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1 answer One of the answers was accepted by the question author.

MAUI Picker control, .net 9: the Unfocused event IMMEDIATELY follows the Focused event?

I'm using the MAUI Picker control (ComboBox) on .net 9, Windows, VS 2022 v17.13.6. When the Picker gets focus by the user clicking it, the Focused event fires, but it is immediately followed by the Unfocused event and the drop down list opens. If the…

Developer technologies | .NET | .NET MAUI
asked May 14, 2025, 12:32 PM
Blaise-1597 61 Reputation points
commented Jul 3, 2025, 3:15 PM
Blaise-1597 61 Reputation points
1 answer One of the answers was accepted by the question author.

MAUI app crash when execute BindableLayout.SetItemsSource with visual studio 2022 17.14.7

After the command BindableLayout.SetItemsSource(FlexLayout, IEnumerable) in DEBUG environment and WinUI it gives the error: System.ArgumentOutOfRangeException in System.Private.CoreLib.dll Exception thrown: 'System.Reflection.TargetInvocationException'…

Developer technologies | .NET | .NET MAUI
asked Jun 30, 2025, 10:33 AM
Anton Moroder 20 Reputation points
commented Jul 3, 2025, 9:18 AM
Anton Moroder 20 Reputation points
1 answer One of the answers was accepted by the question author.

Push Notification Icon Color Issue in .NET MAUI Local Notifications

I have implemented push notifications using LocalPushNotification in my .NET MAUI app. I'm setting the small icon using: .SetSmallIcon(Resource.Drawable.ic_push_notification_solid) The issue is that the icon is displayed in gray instead of its…

Developer technologies | .NET | .NET MAUI
asked May 19, 2025, 6:33 PM
Omkar Pawar 235 Reputation points
commented Jul 3, 2025, 8:56 AM
Omkar Pawar 235 Reputation points
2 answers One of the answers was accepted by the question author.

LINQ how to sort column names

HI folks, I am retieving the column names from a datatable as follows. string[] columnNames = ds.Tables[0].Columns.Cast<DataColumn>() .Select(x => x.ColumnName) …

Developer technologies | C#
asked Jul 2, 2025, 11:20 AM
john noble 181 Reputation points
accepted Jul 3, 2025, 8:40 AM
john noble 181 Reputation points
1 answer One of the answers was accepted by the question author.

How to disable the ctrl+mousewheel zoom in WPF blazor hybrid app

I'm testing the WPF blazor hybrid app following the steps in this article: https://learn.microsoft.com/en-us/aspnet/core/blazor/hybrid/tutorials/wpf?view=aspnetcore-9.0. The code repo is here. After running the app, I find I can use ctrl+mousewheel…

Developer technologies | .NET | Blazor
asked Jul 2, 2025, 2:27 AM
William Liu 536 Reputation points
accepted Jul 3, 2025, 12:51 AM
William Liu 536 Reputation points
1 answer One of the answers was accepted by the question author.

After updating my Asp.Net Core MVC from .Net 6 to 8, the project property throws error.

Error.txt Recently, I have updated my ASP.NET Core MVC application from .NET 6 to 8. The VS 2022 Professional was also updated to version 17.14.7. After that, when I right-click my web project, which is also the startup project, it throws the error shown…

Developer technologies | ASP.NET | ASP.NET Core
asked Jul 2, 2025, 6:11 PM
Sherpa 326 Reputation points
commented Jul 2, 2025, 7:33 PM
Michael Taylor 60,161 Reputation points
1 answer One of the answers was accepted by the question author.

OneWay Data Binding Between 2 Content Views not working

I've setup 2 ContentViews: NewContent1.xaml and ChildContentView.xaml using .NET 9. I've added <MauiEnableXamlCBindingWithSourceCompilation>true</MauiEnableXamlCBindingWithSourceCompilation> to my Project Properties. I'm binding a string…

Developer technologies | .NET | .NET MAUI
asked Jul 1, 2025, 2:04 PM
krobine-2778 20 Reputation points
commented Jul 2, 2025, 2:48 PM
krobine-2778 20 Reputation points
1 answer One of the answers was accepted by the question author.

DataGridView DateTime Column type?

Hi experts In VB.net WinForms (.Net Framework 4.8) DataGridView Add/Edit Column > Column Type has these…

Developer technologies | Windows Forms
asked Jun 28, 2025, 2:06 AM
StewartBW 1,830 Reputation points
edited the question Jul 2, 2025, 2:12 PM
Rob Caplan - MSFT 6,037 Reputation points Microsoft Employee Moderator
1 answer One of the answers was accepted by the question author.

How do I fix this error?

argument list for class template "CUIAnimationCallbackBase" is missing template <class IUIAnimationCallback, class CUIAnimationCallbackDerived> class CUIAnimationCallbackBase : public IUIAnimationCallback { public: static…

Developer technologies | C++
asked Jun 28, 2025, 8:08 PM
CDev-8220 385 Reputation points
accepted Jul 2, 2025, 1:00 PM
CDev-8220 385 Reputation points
34 answers One of the answers was accepted by the question author.

How to fix Visual Studio 2022 17.5 Intellisense not working

Visual Studio 2022 Enterprise Edition version 17.5.1 Intellisense and snippets are not working

Developer technologies | Visual Studio | Other
asked Mar 1, 2023, 12:28 PM
MelvynShepherd-9518 266 Reputation points
edited a comment Jul 2, 2025, 9:42 AM
mwf 20 Reputation points
1 answer One of the answers was accepted by the question author.

alignment in chat app

I am doing a chat app with Maui, but I need help with alignment <ContentView x:Class="FireChat.Controls.ChatView" xmlns="http://schemas.microsoft.com/dotnet/2021/maui" …

Developer technologies | .NET | .NET MAUI
asked May 29, 2025, 12:52 PM
Eduardo Gomez 3,671 Reputation points
accepted Jul 1, 2025, 8:35 PM
Eduardo Gomez 3,671 Reputation points
3 answers One of the answers was accepted by the question author.

How to change the image cshtml.

I am using several images on the home page of my project. The path of which is always using the same name. That is, even if the image changes, the image path remains the same. The problem is that when I upload the image for the first time, the correct…

Developer technologies | ASP.NET | ASP.NET Core
asked Jun 30, 2025, 6:51 AM
jewel 1,206 Reputation points
commented Jul 1, 2025, 12:51 PM
jewel 1,206 Reputation points
1 answer One of the answers was accepted by the question author.

Can we prevent Narrator from speaking UI control's name?

Hello, I'm working on WinUI2 app with XAML island in purely C++ (no XAML code). I want to support Narrator screen reader for my app. I tried to set accessibility props (name and helpertext) for UI controls. While this props are being read by Narrator, it…

Developer technologies | Universal Windows Platform (UWP)
asked May 11, 2025, 6:41 PM
Shyam Butani 380 Reputation points
accepted Jul 1, 2025, 10:42 AM
Shyam Butani 380 Reputation points
1 answer One of the answers was accepted by the question author.

Unable to Add Scaffolded Items with Visual Studio when Developing an ASP.NET Project

I'm trying to learn ASP.NET with Visual Studio 2022 Community and was following this guidance: https://learn.microsoft.com/en-us/aspnet/core/mvc/overview?view=aspnetcore-9.0 I followed the steps but finally unable to continue due to it keeps showing…

Developer technologies | ASP.NET | Other
asked Jun 29, 2025, 5:32 PM
水 知 190 Reputation points
commented Jul 1, 2025, 2:22 AM
水 知 190 Reputation points
1 answer One of the answers was accepted by the question author.

Blocked from accessing native Azure Speech SDK (C++/x64) for Unreal Engine integration—installer reports success but does not install required binaries (no speechapi_cxx.h, .lib, or .dll). Project is C++ only; not using .NET or NuGet.

Hello Azure Support, I’m a developer working on a native C++ integration of Azure Speech Services within Unreal Engine, and I’m currently blocked from accessing the correct SDK. Despite multiple attempts, I have been unable to obtain the native C++…

Developer technologies | C++
asked Jun 30, 2025, 2:13 AM
Strickland, Jared 20 Reputation points
accepted Jul 1, 2025, 12:52 AM
Strickland, Jared 20 Reputation points
2 answers One of the answers was accepted by the question author.

How to improve tapping feedback in Maui

Hello. Please. how to improve the feedback of tap recognize on a label of one character because the tapping area is small the tapping feedback is lower. In my app I have a grid row with 10 columns and in each grid cell I have a one character label with…

Developer technologies | .NET | .NET MAUI
asked Jun 11, 2025, 7:37 AM
Haviv Elbsz 2,091 Reputation points
accepted Jun 30, 2025, 12:43 PM
Haviv Elbsz 2,091 Reputation points
5 answers One of the answers was accepted by the question author.

how or where a sync function in a web API controller can help me?

hi, I just made one web API with core 9 with entity framework and all actions, i found that all the methods are made with a sync. q1) so my question is where or how it can help me , because in my case i call my controllers action methods from java…

Developer technologies | ASP.NET | ASP.NET API
asked Jun 24, 2025, 1:12 PM
rajesh yadav 191 Reputation points
accepted Jun 29, 2025, 10:03 AM
rajesh yadav 191 Reputation points
1 answer One of the answers was accepted by the question author.

How many threads can Splunk ODBC support concurrent reading simultaneously

Hi there, I would like to know how many concurrent threads Splunk ODBC supports reading data simultaneously? Thanks&Regards, zmsoft

Developer technologies | C#
asked Jun 26, 2025, 5:53 AM
zmsoft 470 Reputation points
accepted Jun 29, 2025, 2:51 AM
zmsoft 470 Reputation points
1 answer One of the answers was accepted by the question author.

Which certificate authority is used to verify vs_installer.opc during Visual Studio 2022 Build Tools installation?

Hello Team, I’m trying to install Visual Studio 2022 Build Tools on a Windows build server. During the installation, the bootstrapper logs show an error related to vs_installer.opc. I’d like to know: Which certificate (or certificate authority) is used…

Developer technologies | Visual Studio | Setup
asked Jun 28, 2025, 5:48 AM
Ayoshna Saha 135 Reputation points
accepted Jun 28, 2025, 7:07 AM
Ayoshna Saha 135 Reputation points
1 answer One of the answers was accepted by the question author.

How to set status of control from OnLaunched in C++/WinRT app?

In Visual Studio I compiled the blank C++/WinRT UWP app which displays a button that says "Click me" and "Clicked" after it is clicked. As an experiment to learn how to initialize a control according to user settings, I copied the…

Developer technologies | Universal Windows Platform (UWP)
asked Jun 27, 2025, 9:53 PM
Steven Brown 46 Reputation points
commented Jun 28, 2025, 5:43 AM
Steven Brown 46 Reputation points