Developer technologies

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 && …

CORS Policy Blocking POST Request in ASP.NET Core Minimal API with IIS Express (GET Works)

I'm developing an ASP.NET Core Minimal API using Visual Studio 2022 and running it with IIS Express. While GET requests work as expected, POST requests are being blocked due to CORS policy. Access to XMLHttpRequest at 'https://localhost:44302/api/xxx'…

how to present ID3D11Texture2D using swapChain?

just set once RenderTargetView or present then release the rendertargetView and then again set the rendertarget view?OMSetRenderTargets or swapChain->GetBuffer?

Windows Task Scheduler: Scheduled Job Fails with Launch Failure Error (2147943726) When 'Do Not Store Password' is Checked.

I am registering task in Windows Task Scheduler with settings "Run whether user is logged on or not" and "Do not store password. The task will only have access to local computer resources." enabled. When task triggers it is failing…

UWP - https certification valiation issue

I am trying to call an https api on a payment device, it returns a certificate signed by intermediate CA and that signed by root CA. I have installed root CA in trusted store of windows, added capability in WPF manifest. It returns error - Partial chain…

Activate AddressSanitizer in Qt6

Hi all, I'm developing in Qt c++ under Windows and try to use AddressSanitizer within QtCreator. According to this blog from 2021 (https://devblogs.microsoft.com/cppblog/address-sanitizer-for-msvc-now-generally-available/) it should be possible. When I…

Suspected Compromise Involving Microsoft Authenticator and Entra Activity

Reporting a suspected compromise involving: Microsoft Authenticator Silent appearance of Microsoft Entra ID-linked behavior Unauthorized device trust and token issuance across iOS and Windows platforms Critically, there was no explicit…

Request for Support: iOS Native Development Continuity with .NET 9 (MAUI)

Dear Microsoft Team, We are reaching out to seek your guidance and support regarding a critical blocker we are facing in our iOS development workflow with .NET MAUI. Current Challenge Our mobile application is being developed using .NET MAUI and…

Why am I encountering a System.AccessViolationException in .NET Framework 4.8 on Windows Server 2019, but not in .NET Framework 4 on Windows Server 2008

I'm encountering the following error in .NET Framework 4.8 on Windows Server 2019, which I faced in 2022, when trying to select the element from ToolStripComboBox . However, I am unable to reproduce this error in .NET Framework 4 on Windows Server 2008:…

Who’s the Best D-Link Partner for Reliable Networking Solutions?

Hey everyone, Looking for a reliable D-Link Partner to support our upcoming business network upgrade. With so many vendors out there, it’s hard to identify who truly offers genuine D-Link products along with proper installation and after-sales…

How to hide the topbar in Hyper-V client in full screen?

This thing here is in the way

Has anyone worked with NetCoreServer? Looking for guidance and resources

Hi everyone, I'm exploring alternatives to WinSock for socket programming in .NET 8 Core windows form application and came across the NetCoreServer library. It looks promising for building TCP/UDP/SSL/WebSocket servers and clients with high performance…

UWP app flickering on ARM PC

Hi everyone. I have an UWP application and I'm running on a ARM PC. When I open a customized content dialog the screen starts blinking. Unfortunately, I cannot show the application nor the code, but do you guys know some cases that an ARM PC blinks…

Permissions in Inkscape bombed

How do I remediate my Inkscape app that is frozen and won't allow me to start it? I have 'repaired" it, when that didn't work I removed it, and when I tried to reinstall Inkscape it would not reinstall.

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…

Program.cs are not recognized by default project creation

I keep receiving The parameter is incorrect. Assets/Fonts/Segoe UI.otf is not a valid absolute URI. on Maui WinUI app

I keep receiving The parameter is incorrect. Assets/Fonts/Segoe UI.otf is not a valid absolute URI. on Maui WinUI app, eventhough I don't use this font anywhere and only Sentry seems to find this error. However this error occurs constantly and…

composite key http

@Html.ActionLink("Edit", "Edit", new { item.monthr,item.tennant }) getting an error . monthr and tennant are the keys.

how to capture and transform to h264 in .net android?

I am using .net android and I want to capture and transform to h264. I searched that I should start mediaProjection and use a foreground service but i still can not do it. please tell me.

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 =…