55,543 questions with Developer technologies-related tags

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Is VS Enterprise 18.3.2 update a problematic ?

Hi, Yesterday I had successfully build and published MAUI Blazor Hybrid App successfully with VS.NET 2026 Version 18.3.1. Today I found new update 18.3.2 and thought to update VS before starting the day. But as soon as i trying to compile the app I…

Developer technologies | Visual Studio | Debugging
asked 2026-02-27T10:57:28.81+00:00
Jignesh Desai 151 Reputation points
0 answers

I cannot open my Visual Studio Installer

Dear programers, I see this when i open it .Actually i think that is because i deleted the Programdata fews ago. Now i find that the VS cannot be used .So i finally uninstalled it by InstallCleanup.exe .Now every time I open the Installer I will see the…

Developer technologies | Visual Studio | Setup
asked 2026-02-27T08:24:51.88+00:00
Holt 0 Reputation points
edited the question 2026-02-27T10:08:52.87+00:00
Gérard Oomens 118.8K Reputation points Volunteer Moderator
2 answers

How to only allow one specified person to use Visual Studio on a shared computer

I am the only licenced person to Visual Studio. I want to install it on a shared VM (virtual machine), since our personal laptops are locked down using WDAC and the only way to get it to work is to disable WDAC for my laptop (which is not great for…

Developer technologies | Visual Studio | Setup
asked 2026-02-23T12:14:00.1566667+00:00
Paul Durrant 20 Reputation points
commented 2026-02-27T09:50:22.47+00:00
Varsha Dundigalla(INFOSYS LIMITED) 4,600 Reputation points Microsoft External Staff
1 answer

WinForms Form icon changes to EXE icon when positioned beside taskbar overflow (Windows 11)

In a VB.NET WinForms application (.NET Framework 4.0) running on Windows 11, a specific icon switching behavior occurs when the taskbar becomes crowded. Here is my code snippet: Public Class Form1 Private Sub Form1_Load(sender As Object, e As…

Developer technologies | Visual Basic for Applications
asked 2026-02-27T07:23:30.9133333+00:00
test code 21 Reputation points
answered 2026-02-27T09:42:29.1433333+00:00
Varsha Dundigalla(INFOSYS LIMITED) 4,600 Reputation points Microsoft External Staff
2 answers

How to use Tuple?

Hi, I'm using .Net 10. I would like to know what is the best practice of using Tuple? As far as I know, Tuple was changed during C# versions, can you please summarize the changes? Can you give sniped code how to use it , what are the options I have…

Developer technologies | C#
Developer technologies | 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.
11,801 questions
asked 2026-02-26T18:39:42.5066667+00:00
Pip 180 Reputation points
answered 2026-02-27T09:06:27.7433333+00:00
Castorix31 91,731 Reputation points
2 answers

add-migration throws error File web.dll not found. The startup project is where DbContext is. Web is the asp.net core project

Greetings, Ladies and Guys! So finally I found a tutorial of Razor Pages C#, with jQuery AJAX. The solution has 3 projects: Web (asp.net core razor pages app, here goes the config, such as connection string and some services), Core (Model and…

Developer technologies | C#
Developer technologies | 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.
11,801 questions
asked 2026-02-25T05:02:08.6833333+00:00
Pablo The Tiger 86 Reputation points
commented 2026-02-27T08:58:43.89+00:00
Jack Dang (WICLOUD CORPORATION) 13,355 Reputation points Microsoft External Staff Moderator
2 answers

Integrate Apple pay and google pay on .NET MAUI

Hello, I want to integrate Apple Pay and Google Pay into a .NET MAUI 10 project. If you have any documentation or references, I would really appreciate it. It would be very helpful for me to understand how to integrate this into our project.

Developer technologies | .NET | .NET MAUI
asked 2026-02-27T05:26:23.5233333+00:00
Bhuwan 1,201 Reputation points
answered 2026-02-27T08:41:25.2133333+00:00
Nancy Vo (WICLOUD CORPORATION) 255 Reputation points Microsoft External Staff Moderator
1 answer

Eski Sürüm Excel ve Word Uygulamalarına İhtiyacım Var

Merhaba, 2017 model macbook air bilgisayarım var ve bilgisayarda monterey 12.7.6 sürümü yüklü, yükleyebileceğim maksimum sürüm bu. Bu bilgisayar fabrika ayarlarına döndürüldü için microsoft office 365 i indiremiyorum, benim bilgisayarımın sürümü…

Developer technologies | C++
Developer technologies | C++
A high-level, general-purpose programming language, created as an extension of the C programming language, that has object-oriented, generic, and functional features in addition to facilities for low-level memory manipulation.
4,048 questions
asked 2026-02-27T08:38:10.29+00:00
Pg Art Gallery 0 Reputation points
answered 2026-02-27T08:38:22.6966667+00:00
Q&A Assist
2 answers One of the answers was accepted by the question author.

Problem with WebView keyboard overlap in .NET MAUI Android

I’m developing a chat application using .NET MAUI. On Android I load the chat UI inside a WebView. The chat works fine in a normal mobile browser (Chrome): when the user taps the message input, the keyboard appears and the input moves up correctly so it…

Developer technologies | .NET | .NET MAUI
asked 2026-02-23T19:11:58.6033333+00:00
EL CARU Caruso 20 Reputation points
accepted 2026-02-27T08:28:16.61+00:00
EL CARU Caruso 20 Reputation points
1 answer

Debug with Chat Visual Studio 2026

Hi, I see that in version of Visual Studio 2026, there is Debug with Chat. Where I can use it in all projects types? Only on C# languages? In unit tests it works? Can you give how does it works behind the scene to understand how to work with it? What…

Developer technologies | C#
Developer technologies | 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.
11,801 questions
asked 2026-02-23T09:51:31.13+00:00
Pip 180 Reputation points
commented 2026-02-27T08:06:50.49+00:00
Varsha Dundigalla(INFOSYS LIMITED) 4,600 Reputation points Microsoft External Staff
3 answers One of the answers was accepted by the question author.

scheduler tasks with security options “Run whether user is logged on or not”.

We use the package <package id="TaskScheduler" version="2.12.2" targetFramework="net48" /> This is the code with three actions and its behavior: || | -------- | Task || | -------- | GUI || | -------- | Manually run…

Developer technologies | C#
Developer technologies | 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.
11,801 questions
asked 2026-02-26T14:32:57.9+00:00
YOFFE Mike 0 Reputation points
answered 2026-02-27T07:43:39.9366667+00:00
Jack Dang (WICLOUD CORPORATION) 13,355 Reputation points Microsoft External Staff Moderator
1 answer

Newly registered personal Outlook email accounts cannot pass SMTP authentication when using MailKit

Hello, I recently created a new personal Outlook mailbox in 2026. The following method fails to authenticate, whereas previously created mailboxes work fine with the same approach: using (var client = new…

Developer technologies | C#
Developer technologies | 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.
11,801 questions
asked 2026-02-27T07:12:07.98+00:00
shen li 0 Reputation points
answered 2026-02-27T07:12:20.77+00:00
Q&A Assist
2 answers

Async Await in C#

Hi, I'm using .NET 10 with VS 2026. Can you please cover the history of this topic , Async Await in C#, along the C# versions? Where can I used this topic ? What is the best practice for this topic? Thanks,

Developer technologies | C#
Developer technologies | 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.
11,801 questions
asked 2026-02-26T18:57:22.52+00:00
Pip 180 Reputation points
answered 2026-02-27T06:57:19.3366667+00:00
Jack Dang (WICLOUD CORPORATION) 13,355 Reputation points Microsoft External Staff Moderator
2 answers One of the answers was accepted by the question author.

Switch Statement in C#

Hi, I'm using .NET 10 , VS 2026. The Switch Statement have changed over the C# versions. Can you please summarize how switch statement change over the C# versions ? Why switch statement input is only string ? How to use switch statement in .NET10 as…

Developer technologies | C#
Developer technologies | 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.
11,801 questions
asked 2026-02-26T02:43:34.4266667+00:00
Pip 180 Reputation points
accepted 2026-02-27T06:56:25.3233333+00:00
Pip 180 Reputation points
2 answers One of the answers was accepted by the question author.

Func<T> VS Action<T>

Hi , I'm using .NET 10 and Visual Studio 2026. Can you please tell me how to use both Func<T> and Action<T> ? When to use each one ? I see it very common used to pass it as a parameters to function. Can yo please demonstrate this usage and…

Developer technologies | C#
Developer technologies | 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.
11,801 questions
asked 2026-02-27T05:30:58.0766667+00:00
Pip 180 Reputation points
commented 2026-02-27T06:34:31.3833333+00:00
Jack Dang (WICLOUD CORPORATION) 13,355 Reputation points Microsoft External Staff Moderator
1 answer

Deconstruct in C#

Hi, I'm using .NET 10 with Visual Studio 2026. Can you please explain this topic , how it used in many parts of C# languages? Thanks in advance, For example: public readonly struct Point { public int X { get; } public int Y { get; } public…

Developer technologies | C#
Developer technologies | 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.
11,801 questions
asked 2026-02-26T18:49:16.65+00:00
Pip 180 Reputation points
accepted 2026-02-27T06:27:21.7933333+00:00
Pip 180 Reputation points
1 answer

Record VS Class in C#

Hi, I'm using .NET 10 with Visual Studio 2026. Before you explain the difference between: Record VS Class in C#. Can you please why we need Record ? What is the syntax and use cases for it ? Thanks in advance,

Developer technologies | C#
Developer technologies | 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.
11,801 questions
asked 2026-02-26T19:07:25.5566667+00:00
Pip 180 Reputation points
accepted 2026-02-27T06:26:33.0166667+00:00
Pip 180 Reputation points
1 answer

black screen

I have problem with black screen can't run visual code studio

Developer technologies | Visual Studio | Extensions
asked 2026-02-23T02:14:21.22+00:00
Khoun Chhivra 0 Reputation points
commented 2026-02-27T05:57:32.0433333+00:00
Susmitha T (INFOSYS LIMITED) 2,535 Reputation points Microsoft External Staff
2 answers

[.NET MAUI] RenderTargetBitmap does not capture Label BackgroundColor on Windows

Hi Team, I am facing an issue on Windows where RenderTargetBitmap does not capture the BackgroundColor of a .NET MAUI Label. The text appears correctly, but the background is missing in the output image. Reproduction steps Create a .NET MAUI project…

Developer technologies | .NET | .NET MAUI
asked 2026-02-23T17:51:06.65+00:00
Thilagaraj Balaji 0 Reputation points
commented 2026-02-27T04:28:50.0166667+00:00
Nancy Vo (WICLOUD CORPORATION) 255 Reputation points Microsoft External Staff Moderator
4 answers

How do I get a property which is an object, converted to a bool?

I've got a C# class in a Minimal API, which gets returned. The class looks like this: public class APIResponse { public APIResponse() { ErrorMessages = new List<string>(); Result = new object(); …

Developer technologies | ASP.NET | ASP.NET API
asked 2026-02-26T16:54:43.5633333+00:00
Falanga, Rod, DOH 860 Reputation points
answered 2026-02-27T04:22:05.0566667+00:00
Jack Dang (WICLOUD CORPORATION) 13,355 Reputation points Microsoft External Staff Moderator