Developer technologies

Alternatives for WinSock in .net 8 core.

Hello everyone, We are currently migrating a legacy Windows Forms application from .NET Framework 4.7.2 to .NET 8. The existing application uses Winsock for both TCP and UDP socket communication, but we've observed performance limitations and…

Azure web app call wcf 404

Why is it that after deploying an asp .net web app to azure web app, https://hk-np-focz-aps-ipe-dev-grg5a4dndackdrge.eastasia-01.azurewebsites.net/PriceTag.svc?wsdl can be accessed, but the call interface returns HTTP/1.1 404 Not Found. The local call to…

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) …

ms-appinstaller protocol has been disabled.

Hi, I have a WPF application and a Windows Application Packaging Project. I use Publish -> Create App package -> Sideloading -> enable automatic updates package is created and we put the output entire folder on our website. when Win10 users…

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…

IIS or kestrel which is better?

which is better ? use iis or kestrel ? I am using IIS now and I have configured https. if it is better to use kestrel I will change it.

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…

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.

Adding Map to MVC

Hello everyone and thanks for the help in advance. I'm trying to add a Google Map to a MVC page, but can't get it to display correctly. I've looked at the Google Developer docs, but I think, due to the rendering engine, I'm getting things out of…

BACKUP LOG Write Fail to Azure Storage

Hello, We have a SQL VM running out of Azure with SQL Agent jobs running BACKUP LOG every x hours to Azure Blob. These jobs have been running fine for a long time until recently. We keep getting the below error and these jobs fail intermittently for…

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…

How to fix error "operation could not be completed. Access is denied" that I am getting while sign the assembly.

When I am trying to sign the Assembly, I am getting below error. I am using Visual Studio Enterprise 2022 and framework 4.6.2. I tried using latest framework as well.

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…

Modification to VBA Code - Copying data after drop down list value change and pasting to another sheet

Hi. I have this code which I need some assistance modifying - see below. First modification is the DropDownCell range should include all of column A that contains data not just cell A1. So if you change the value of any cell in column A using the…

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 && …

Creating a reusable form using C# custom "User Control"

I'm trying to create a layout / form that can be reused on other forms. I think I'm in the right to utilize a "User Control" (screen captures below). I populate the control with some components, save it, then try to bring it onto the main…

Program.cs are not recognized by default project creation

Implement the Visual Studio Code debugging tools for C# - Unit 6 typo

The type attribute specifies the type of debugger to use for the launch configuration. A value of codeclr specifies the debugger type for .NET 5+ and .NET Core applications (including C# applications). This question is related to the following Learning…

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…

DataGridView DateTime Column type?

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