Developer technologies

Why are there variables of interface type, in c#

private ICollection<Resistor_Info> _resistorlist; “ICollection” Can be a type？

Processes cannot communicate by COM

I have a program called ProgramA which is a desktop program (GUI) hosting a COM server. This program is started and kept running. I have another desktop (WPF) program called ProgramB, written in C#. The ProgramB instantiates an out-of-process COM…

VS code terminal charset is UTF-8, but it can't show chinese characters

as title, tried to reinstal VS code and renew Java version

visual studio community version 2022 is not available to download

my students need to install 2022 for a project it needs 2022 and haven't been updated for 2026 yet and there is no place to get the 2022 community version installer and its not available in the installer as well

How do I get more information about this linker error?

Recently I have been doing a lot of template related programming and every once in a while I get this linker error, but it doesn't really tell me much about what's wrong. 1>CollisionSystem.obj : error LNK2019: unresolved external symbol…

My update ran into a problem, and I'm not sure what to do.

Sending SMS from ASP.NET Web Application Using Twilio API

I am attempting to implement a feature that allows a user to send an SMS to a mobile number from a web application using the Twilio API. The application setup consists of two text boxes: DestnationPhone.Text SmsMessage.Text In this feature, a user will…

how do i deal with macros in this project is disabled

Am learning about visual basic language programming. but when i run the program,it says the macros in this project are disabled.

the shared with me api does not work, why?

The shared with me api call to one drive does not return the relevant data, I get only one item every time I run the query even though I have proper token and more items to show

How to write data to a gip device (Xbox Series controller)?

I am working on a program that would send a power off packet to my xbox series controller in order to turn it off. In 2024 Microsoft released GIP docs and as far as I understand Xbox One and Series work with GIP. I run a win10 pc and use an Xbox Series…

Publish using FTP option missing in VS2026 for Blazor app

I updated my VisualStudio from 2022 to 2026 and upgraded my Blazor apps to Net10, but now when I go to publish, the existing publish profile using FTP does not work and selecting New Profile does not give me a FTP option. Only Azure, Docker Container…

Unable to install .NET Framework 4.8 in silent mode

Hi, I am unable to install .NET Framework 4.8 offline installer via silent mode. I used Admin CMD with "ndp48-x86-x64-allos-enu.exe /q /norestart" command to install. It won't install and stuck in End User Accept License area. I knew this…

The microsoft learn .net editor is not appearing, how can I fix this?

I have started doing the freecodecamp and microsoft C# course, and for a bit, the .NET editor appeared, but when i started doing the unit on strings it disappeared. I have tried all previously recommended troubleshooting issues (refreshing, turning of…

No puedo crear una nueva suscripción de desarrollador de Microsoft 365

Mi nombre es Cristhian y estoy teniendo dificultades para crear una nueva suscripción de desarrollador en el programa de Microsoft 365. Utilicé anteriormente mi cuenta personal (correo: [tu correo aquí]) para crear una suscripción con el dominio…

Best practice to handle dates when visitors are in different timezones?

I have a blog application (.NET/C#/API) where users can create posts for specific dates. The blog is public (no login required to read posts). Problem: A user in Sweden (UTC+1) creates a post on 2025-10-31 at 00:30 local time. They want the post to be…

.NET Core Window not showing correct content

I've created a WPF application targeting .NET core. I have a GUI defined in a file named MainWindow.xaml The Main window displays fine when the program is executed. When the GUI runs there's, a button named "About". When the…

How can I create an Azure Web App using .NET 10 (LTS)? I only se the .NET 10 (LTS) (Preview)

I am trying to deploy a webapp to production that uses .NET 10 (LTS). I only see .NET 10 (LTS) (Preview) as an option. When will the .NET 10 (LTS) runtime stack be available in Azure?

trying to create a new developer tenant, but it is saying I can't because I had one under my former company using my personal phone

I am trying to create a new developer tenant, but it is saying I can't because I had one under my former company using my personal phone. How do I disassociate my personal phone with old developer account so I can create a new one separate from former…

Unable to Join Microsoft 365 Developer Program - Phone Number Conflict

I urgently need to register for the Microsoft 365 Developer Program to access a partner sandbox for MS Graph API development work, but I'm unable to complete the registration due to a phone number conflict error. Every time I try to join the program…

2510020040004240 issue number

Dear Microsoft Support Team, More than a month ago, we submitted an issue related to our product under ticket number 2510020040004240. We would like to know if someone is currently working on this case and if there are any updates available. Thank you…