54,145 questions with Developer technologies-related tags

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UI freezes when observable collection is updating

We are performing pagination locally. Exactly while adding data to bindable observable collection, UI is freezing. We tried using collectionview and Threshold. Issues Faced: Scroll Jittery and UI freeze while data adding to bindable collection We tried…

Developer technologies | .NET | .NET MAUI
asked Jul 14, 2025, 8:41 AM
Shashank Gaddam [C] 20 Reputation points
commented Jul 16, 2025, 10:49 AM
Shashank Gaddam [C] 20 Reputation points
8 answers

How to Debug Remote MAUI App Launch

I have a .NET 9 MAUI app being deployed to a remote Xcode iOS iPhone 16 Plus. All components have the latest release software. The deployment is successful, and the application is launched and the splash screen displayed on the phone. However, the first…

Developer technologies | Visual Studio | Debugging
asked Jul 1, 2025, 10:53 AM
Marc George 191 Reputation points
commented Jul 16, 2025, 10:42 AM
Gade Harika (INFOSYS LIMITED) 85 Reputation points Microsoft External Staff
1 answer

How to Share Apple Code Signing Key

Trying to switch to developing an iOS app using Hot Restart from using Mac Xcode. Using the same project, when building I am getting the error message "signing key not found in keychain". I am able to build and deploy to the iPhone using the…

Developer technologies | .NET | .NET MAUI
asked Jul 1, 2025, 11:10 AM
Marc George 191 Reputation points
answered Jul 16, 2025, 10:32 AM
Marc George 191 Reputation points
0 answers

copilot : unknown hard error

copilot : unknown hard error

Developer technologies | .NET | Blazor
asked Jul 16, 2025, 10:17 AM
재성 김 0 Reputation points
1 answer

Visual Studio 2022 Build Failure Due to Shortcut Creation Issue

The solution includes a Setup Project that fails to build, causing the build process to be cancelled. This has worked previously without issues. To troubleshoot, the solution was tested on two other computers: one with Visual Studio 2019 and another with…

Developer technologies | Visual Studio | Debugging
asked Jun 27, 2025, 7:11 AM
Sean Kozen 0 Reputation points
answered Jul 16, 2025, 10:03 AM
Adiba Khan 95 Reputation points Microsoft External Staff
0 answers

Help fixing template logging code

In the line return $log, "testVoid4"; I'm getting this compile error: 'void' function returning a value I don't understand why when $log, is called with just a single argument void_wrapper is returning anything else than void. How I could make…

Developer technologies | C++
asked Jul 16, 2025, 6:42 AM
Lilo 40 Reputation points
commented Jul 16, 2025, 10:00 AM
Viorel 122.9K Reputation points
3 answers

Code problem

Hi, It is the issue to have 2 "strong" below is it owing to the last 2nd line below. How to correct it?

Developer technologies | ASP.NET | Other
asked Jul 15, 2025, 9:56 AM
Peter_1985 2,736 Reputation points
edited a comment Jul 16, 2025, 9:43 AM
Peter_1985 2,736 Reputation points
2 answers One of the answers was accepted by the question author.

MAUI: Xamarin forms to MAUI migration clarification

I am migrating a Xamarin Forms project (Project B) to MAUI. The existing Xamarin Forms solution has 7 projects like below: Project A Project B Project B.Android Project B.iOS Project C Project C.Android Project C.iOS Current Project…

Developer technologies | .NET | .NET MAUI
asked Jul 15, 2025, 7:00 AM
Sreenivasan, Sreejith 20 Reputation points
commented Jul 16, 2025, 9:23 AM
Sreenivasan, Sreejith 20 Reputation points
1 answer

can VS Code highlight TIE syntax?

Can VS Code recognize and highlight TIE syntax? Is it and extension? Where do I get it, how do I install it? If not yet available, how do I create one?

Developer technologies | Visual Studio | Extensions
asked Jun 24, 2025, 12:45 AM
Laszlo Borbely-Bartis 0 Reputation points
answered Jul 16, 2025, 9:21 AM
Surya Amrutha Vaishnavi Lanka (INFOSYS LIMITED) 5 Reputation points Microsoft External Staff
1 answer

E_ACCESSDENIED error when IStream::Seek on Stream created using CreateStreamOnHGlobal on Windows 11 24H2 client

Hello all, After days of debugging, I found I am getting E_ACCESSDENIED error on the server side (Windows Server 2022) when I try to seek to the beginning of a stream: `ULARGE_INTEGER lPos;` LARGE_INTEGER lZero; lZero.QuadPart = 0; auto hrTemp =…

Developer technologies | C++
asked Jul 2, 2025, 5:35 AM
Robert Bui 0 Reputation points
edited a comment Jul 16, 2025, 8:58 AM
RLWA32 49,666 Reputation points
2 answers

IIS MVC web app gets 404.0 error when opening first view page

I built an MVC web application (about a dozen view pages) that is working fine when run from the VS.net 2019 designer IIS Express, but when I deploy the app to local IIS and run it, I get error... HTTP Error 404.0 - Not Found The resource you are…

Developer technologies | ASP.NET | Other
asked Feb 14, 2025, 5:50 PM
Jay Gunderson 0 Reputation points
answered Jul 16, 2025, 8:45 AM
Danny Nguyen (WICLOUD CORPORATION) 410 Reputation points Microsoft External Staff
1 answer

IDA code works perfect on local but not on server

Hello Team, we have written a code for linking our asp.net application through ad account by OpenIdConnect . This works perfectly on local environment but while deploying on server it throws task canceled error . A task was canceled. Description: An…

Developer technologies | ASP.NET | Other
asked Feb 18, 2025, 12:42 PM
Suchita jain 0 Reputation points
answered Jul 16, 2025, 8:45 AM
Danny Nguyen (WICLOUD CORPORATION) 410 Reputation points Microsoft External Staff
1 answer

how to use notation in .net android?

how to play music notation in .net android? I have searched c++ lib to play notation but there is no android how to play it?

Developer technologies | .NET | .NET MAUI
asked Jul 13, 2025, 3:06 PM
mc 5,571 Reputation points
edited a comment Jul 16, 2025, 8:43 AM
Tony Dinh (WICLOUD CORPORATION) 470 Reputation points Microsoft External Staff
2 answers

Making a Blazor WebAssembly E-commerce Application Responsive with Flexbox

A Blazor WebAssembly e-commerce application has been built, but the design looks good only on a 23-inch 1920x1080 laptop. The layout includes a header, a left navigation menu, and a footer that is consistent across all pages. The goal is to make this…

Developer technologies | ASP.NET | ASP.NET Core
Developer technologies | .NET | Blazor
asked Dec 31, 2024, 8:20 AM
Cenk 1,036 Reputation points
answered Jul 16, 2025, 8:42 AM
Raymond Huynh (WICLOUD CORPORATION) 315 Reputation points Microsoft External Staff
2 answers

System.NullReferansException:

I would like to insert product but SelectListItem returned true Can you help me? It will make me crazy

Developer technologies | ASP.NET | ASP.NET Core
asked Dec 20, 2024, 6:41 AM
Case Ventil 0 Reputation points
answered Jul 16, 2025, 8:42 AM
Raymond Huynh (WICLOUD CORPORATION) 315 Reputation points Microsoft External Staff
5 answers

Submit blazor component data to controller mvc

Hi There, I am trying to integrate blazor with MVC and use Razor Component in MVC. In that I need to send/post data from razor component form to controller in MVC on click of a button click. Similar to what we use to do in ASP.Net mvc. @using…

Developer technologies | ASP.NET | ASP.NET Core
Developer technologies | .NET | Blazor
asked Dec 6, 2024, 4:00 PM
Shubhajit Pal 0 Reputation points
answered Jul 16, 2025, 8:34 AM
Jack Dang (WICLOUD CORPORATION) 535 Reputation points Microsoft External Staff
0 answers

color connverter

I have a converter public class SelectedAvatarMultiValueConverter : IMultiValueConverter { public object Convert(object[] values, Type targetType, object parameter, CultureInfo culture) { if(values.Length == 2 && …

Developer technologies | .NET | .NET MAUI
asked Jul 1, 2025, 8:56 PM
Eduardo Gomez 3,711 Reputation points
commented Jul 16, 2025, 8:25 AM
Starry Night 0 Reputation points
0 answers

Azure DevOps publish fails for MAUI.NET iOS

This is part of my Azure Pipeline:        - task: Bash@3             displayName: Install MAUI             inputs:               targetType: 'inline'               script: |                 dotnet workload update                 dotnet workload install…

Developer technologies | .NET | .NET MAUI
asked Jul 2, 2025, 8:42 PM
Milad Xandi 0 Reputation points
commented Jul 16, 2025, 8:04 AM
Starry Night 0 Reputation points
1 answer

can i switch from using product key to sign-in-based license in visual studio 2022

How can I switch from using product key to sign-in-based license in visual studio 2022?

Developer technologies | Visual Studio | Setup
asked Jun 2, 2025, 7:30 PM
Ali Abukhadair 0 Reputation points
commented Jul 16, 2025, 6:51 AM
Surya Amrutha Vaishnavi Lanka (INFOSYS LIMITED) 5 Reputation points Microsoft External Staff
2 answers

I'd like to know how VB.NET handles cookies

I maintain an old VB.NET WebForms app. I'm converting it to C# and updating it. However, when it comes to converting how the old app handled browser cookies and how to make the same thing work in a C# Blazor app, I am not sure how to proceed. Here's a…

Developer technologies | VB
asked Jun 4, 2025, 9:29 PM
Falanga, Rod, DOH 250 Reputation points
answered Jul 16, 2025, 6:49 AM
Surya Amrutha Vaishnavi Lanka (INFOSYS LIMITED) 5 Reputation points Microsoft External Staff