55,689 questions with Developer technologies-related tags

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Issue to add task code to the class

Hi, I want to add the task code like into the following. What to adjust?

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.

11,788 questions
asked 2026-04-04T07:13:54.2666667+00:00
Peter Liang 3,266 Reputation points
edited a comment 2026-04-04T11:45:42.12+00:00
AgaveJoe 31,186 Reputation points
5 answers One of the answers was accepted by the question author.

.NET 10 issues with OpenApi

Hello I created an ASP.NET Core Web Api project with the version of .NET 10 , to utilize Swagger with authentication I created the project to test my API endpoints with authentication and out of the blue I found this stange issue, where I couldn't…

Developer technologies | ASP.NET | ASP.NET API
asked 2026-03-27T10:08:10.6866667+00:00
Thomas Borby Lancestremère 60 Reputation points
answered 2026-04-04T07:11:57.4933333+00:00
SurferOnWww 5,826 Reputation points
2 answers

Client side validation bootstrap modal form Razor Pages

HelloLast days I got help from @Anonymous and @Anonymous on how to show a bootstrap modal form with model (C# class) data. My following issue would be to check data validation on client side. But in the way, I added a list of cars in the html in order…

Developer technologies | ASP.NET | ASP.NET Core
asked 2026-03-30T01:18:44.04+00:00
Pablo The Tiger 0 Reputation points
commented 2026-04-04T00:43:23.6633333+00:00
SurferOnWww 5,826 Reputation points
1 answer

HttpClient vs browser (Edge, Chrome) error/exception handling

My bottom line is I'd like to know how a mature browser (Edge, Chrome) retrieves a url. It is certainly not as .NET documentation describes with Net.Http.HttpClient (.NET v9). In a VB stock market data scraping app, one website…

Developer technologies | .NET | Other
Developer technologies | .NET | Other

Microsoft Technologies based on the .NET software framework. Miscellaneous topics that do not fit into specific categories.

4,168 questions
asked 2026-04-03T22:52:05.91+00:00
Andrew Mercer 546 Reputation points
commented 2026-04-03T23:56:15.3933333+00:00
Andrew Mercer 546 Reputation points
1 answer

Product Key for Visual Studio 2026 Professional

How to Get Product Key for Visual Studio 2026 Professional

Developer technologies | Visual Studio | Other
Developer technologies | Visual Studio | Other

A family of Microsoft suites of integrated development tools for building applications for Windows, the web, mobile devices and many other platforms. Miscellaneous topics that do not fit into specific categories.

5,727 questions
asked 2026-04-03T22:55:20.4833333+00:00
Paul Richardson 0 Reputation points
answered 2026-04-03T22:55:31.1666667+00:00
Q&A Assist
1 answer

.NET MAUI (.NET 10) Firebase Analytics and Crashlytics not working – Crashlytics build ID is missing

I am trying to integrate Firebase Analytics and Crashlytics into a .NET MAUI (.NET 10) Android application, but I am facing a runtime exception related to Crashlytics. Steps I followed: Created a new .NET MAUI project Created a Firebase project and added…

Developer technologies | .NET | .NET MAUI
asked 2026-04-03T11:06:13.0366667+00:00
Reka Ravi 5 Reputation points
answered 2026-04-03T15:11:04.6633333+00:00
Varsha Dundigalla(INFOSYS LIMITED) 4,785 Reputation points Microsoft External Staff
2 answers

Guidance Required for Firebase Analytics & Crashlytics Integration in .NET MAUI (.NET 10)

We are currently working on a .NET MAUI mobile application and need to integrate Firebase Analytics and Crashlytics. Previously, in .NET 8, we created a proof of concept (POC) using Xamarin-based packages such as Xamarin.Firebase,…

Developer technologies | .NET | .NET MAUI
asked 2026-03-18T17:56:05.2766667+00:00
Reka Ravi 5 Reputation points
commented 2026-04-03T11:00:14.2666667+00:00
Nancy Vo (WICLOUD CORPORATION) 1,905 Reputation points Microsoft External Staff Moderator
2 answers

Can I legally modify the method if there is a text which indicates to not modify it, in Windows Forms App?

Hello, When I create Windows Forms App project, and I add a button into the form, in the Form1.Designer.cs there is a text /// <summary> /// Required method for Designer support - do not modify /// the contents of this method with the…

Developer technologies | Windows Forms
asked 2026-03-27T16:00:33.0966667+00:00
Rustam Balushka 0 Reputation points
commented 2026-04-03T10:49:06.64+00:00
Jack Dang (WICLOUD CORPORATION) 15,960 Reputation points Microsoft External Staff Moderator
2 answers

How to Fix a Namespace Mismatch

In my application named PIM I just use the default namespace "PIM" to include everything. However, I do have one folder called "Converters" that includes numerous all the project converters. However, for some reason, the compiler…

Developer technologies | Windows Presentation Foundation
asked 2026-03-30T21:42:54.38+00:00
RogerSchlueter-7899 1,671 Reputation points
commented 2026-04-03T10:25:02.2633333+00:00
Jack Dang (WICLOUD CORPORATION) 15,960 Reputation points Microsoft External Staff Moderator
2 answers

How does exception handling work in C++?

I am a beginner in Java and I want to understand exception handling clearly. Can someone explain how try, catch, and finally blocks work with a simple example? Also, what is the difference between checked and unchecked exceptions?

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.

4,054 questions
asked 2026-03-26T04:53:21.0733333+00:00
Gp Raji 0 Reputation points
commented 2026-04-03T10:07:05.9566667+00:00
Surya Amrutha Vaishnavi Lanka (INFOSYS LIMITED) 1,960 Reputation points Microsoft External Staff
3 answers

Visual Studio 2022/.NET template engine (template.json): Can I add custom UI inputs and multi-page wizard steps?

Hi All, I’m creating an MCP Server project template using the .NET template engine (template.json) and want a richer project creation experience in Visual Studio 2022 (File → New → Project). Is it possible to define additional user inputs beyond the…

Developer technologies | Visual Studio | Extensions
asked 2026-03-30T18:13:26.5666667+00:00
Ajay Gera 50 Reputation points
commented 2026-04-03T10:03:32.4533333+00:00
Surya Amrutha Vaishnavi Lanka (INFOSYS LIMITED) 1,960 Reputation points Microsoft External Staff
2 answers

Devops Test case execution history no longer shows previous results from other plans and suites

When did this change? We no longer have simple visibility of test execution history - double clicking a test from the suite you were in previously listed the number of times a test had run in different test plans / suites and the outcomes along with…

Developer technologies | Visual Studio | Testing
asked 2026-04-02T09:32:25.38+00:00
Vicky Baines 0 Reputation points
answered 2026-04-03T09:57:25.28+00:00
Surya Amrutha Vaishnavi Lanka (INFOSYS LIMITED) 1,960 Reputation points Microsoft External Staff
5 answers

free objects memory

how to free rhe memory of the object mannually? Only the pointer is gone? Label myl = new Label(); myl = null;

Developer technologies | ASP.NET | Other
Developer technologies | ASP.NET | Other

A set of technologies in .NET for building web applications and web services. Miscellaneous topics that do not fit into specific categories.

3,651 questions
asked 2026-04-02T09:51:06.58+00:00
zal wel 20 Reputation points
commented 2026-04-03T06:38:27.0366667+00:00
Jack Dang (WICLOUD CORPORATION) 15,960 Reputation points Microsoft External Staff Moderator
2 answers One of the answers was accepted by the question author.

C/C++ enum, when is pure enum false?

Hello C/C++ gurus Consider this enum, define enum: typedef enum { Car, Plane, Bus, Train, MaglevTrain, Truck, Unknown2 } TransportObject; and consider this condition: if (MaglevTrain) { printf("\nOps!…

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.

4,054 questions
asked 2026-03-27T11:01:52.4666667+00:00
Wheelstring 270 Reputation points
accepted 2026-04-03T06:34:26.1466667+00:00
Wheelstring 270 Reputation points
1 answer

New update failed to install now I dont have access to VS 2026.

Package 'Microsoft.VisualStudio.Setup.Configuration,version=4.3.2028.6109' failed to install.

Developer technologies | Visual Studio | Setup
asked 2026-02-26T11:38:19.18+00:00
Roberto Villarreal Martinez 0 Reputation points
commented 2026-04-03T06:31:22.8266667+00:00
Roboto SAI 0 Reputation points
1 answer

Microservice with websockets on both front and back end, how to keep running when browser closes

Hello All, I have a website I created, and currently it seems to only run while I have the website open. It’s a trading bot. On my backend I have a websocket grabbing user trades from the exchange and on the front end its grabbing all the trades on the…

Developer technologies | ASP.NET | ASP.NET Core
asked 2021-12-09T18:54:17.447+00:00
Andrew Harkins 46 Reputation points
edited an answer 2026-04-03T04:27:14.62+00:00
Chien Bach 0 Reputation points
2 answers

When running VBA code as I step through it goes to a function that is not called and there are no on events set either

I have an array that I have calculated and when I am writing it to Excel as you step through the code it correctly pastes the data as it goes through the yellow line the information is showing in the window below and that is what is correctly pasted. …

Developer technologies | Visual Basic for Applications
asked 2026-03-27T15:30:02.5366667+00:00
Helen W 0 Reputation points
commented 2026-04-03T03:32:08.7466667+00:00
Taki Ly (WICLOUD CORPORATION) 385 Reputation points Microsoft External Staff Moderator
3 answers

SignalR Chat Issue: I’m currently building chat system using SignalR in ASP.NET Core (.NET 9) for communication between a user and an admin. user message should be received instantly by the admin via SignalR

this is my browser where i want to inspect the error from

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.

11,788 questions
asked 2026-03-30T10:58:27.9+00:00
bright owusu 0 Reputation points
commented 2026-04-03T02:30:26.85+00:00
Danny Nguyen (WICLOUD CORPORATION) 6,610 Reputation points Microsoft External Staff Moderator
3 answers

How can I make a key spammer for a specific software on vb.net

Hi, I have managed to make my software to spam a certain letter or number, but i want it to target a specific window that is open which then it will allow me to utilise both of my monitors. i am using vb.net

Developer technologies | VB
Developer technologies | VB

An object-oriented programming language developed by Microsoft that can be used in .NET.

2,927 questions
asked 2021-06-14T18:45:55.693+00:00
Frequency 1 Reputation point
answered 2026-04-03T02:12:39.62+00:00
Jane Rise 0 Reputation points
3 answers

Project fails to load when Visual Studio version is upgraded on my team member's PC

Project fails to load when Visual Studio version is upgraded on my team member's PC. He tried to even install the extension - Microsoft Reporting Services Projects. But no luck. It was working fine when he had 2019. It stopped working when he upgraded…

Developer technologies | Visual Studio | Setup
asked 2026-03-31T19:40:44.0066667+00:00
Praveena, Joseline 5 Reputation points
commented 2026-04-03T00:08:49.4+00:00
Leon Tran (WICLOUD CORPORATION) 1,660 Reputation points Microsoft External Staff Moderator