55,132 questions with Developer technologies-related tags

Sort by: Updated
2 answers

System.Collections.Generic.HashSet does not work as advertised

Consider following code which demonstrates the usage of System.Collections.Generic.HashSet: HashSet does not hash the key's value when doing "contains" lookup. If we change the key's value, it has no bearing on the lookup.

Developer technologies | VB
Developer technologies | VB
An object-oriented programming language developed by Microsoft that can be used in .NET.
2,912 questions
asked 2025-12-17T12:15:18.8933333+00:00
Danny 20 Reputation points
commented 2025-12-24T08:08:17.7+00:00
Susmitha T (INFOSYS LIMITED) 1,885 Reputation points Microsoft External Staff
2 answers

Issue to Javascript

Hi, Further to https://learn.microsoft.com/en-us/answers/questions/5549140/javascript-issue the sample below was not working well. Can you help?

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.
3,636 questions
asked 2025-12-18T09:37:46.9666667+00:00
Peter_1985 2,926 Reputation points
answered 2025-12-24T08:05:20.23+00:00
Danny Nguyen (WICLOUD CORPORATION) 5,400 Reputation points Microsoft External Staff Moderator
3 answers

How to play sound on android tablet from C# ASP.Net page

Need to send a beep tone or similar under certain conditions when an error occurs

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.
3,636 questions
asked 2025-12-05T17:51:19.67+00:00
Peter Black 0 Reputation points
commented 2025-12-24T08:04:55.27+00:00
Harry Vo (WICLOUD CORPORATION) 3,930 Reputation points Microsoft External Staff Moderator
1 answer

How to Access Wikidata APIs?

Hi community! I'm learning about http usage and followed this tutorial: https://learn.microsoft.com/en-us/dotnet/fundamentals/networking/http/httpclient Then I changed the URL to wilidata, like namespace Program; public class Program { private static…

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.
3,636 questions
asked 2025-12-23T17:47:40.8+00:00
水 知 230 Reputation points
commented 2025-12-24T07:57:24.63+00:00
Jack Dang (WICLOUD CORPORATION) 6,555 Reputation points Microsoft External Staff Moderator
0 answers

ABP.io + OpenIddict + SAML 2.0 Integration with Zoho Customer Portal

I am working on a .NET Core ABP.IO project as a microservice, and I want to integrate SAML for the Zoho customer portal. My project is set up as the Identity Provider (IdP). I have added a SAML controller, configured the related files, and generated the…

Developer technologies | .NET | Entity Framework Core
asked 2025-12-24T07:28:50.3033333+00:00
Naitik Patel 0 Reputation points
2 answers One of the answers was accepted by the question author.

Can Oracle.ManagedDataAccess NuGet (23.x) run in a 32-bit .NET Framework application?

Hello Team, I migrated from Oracle.DataAccess.dll (unmanaged) to Oracle.ManagedDataAccess.dll (managed) in a VB.NET application targeting .NET Framework 4.8 which is a 32-bit application. Oracle docs say managed driver requires 64-bit, but the NuGet…

Developer technologies | .NET | .NET Runtime
Developer technologies | .NET | .NET Runtime
.NET: Microsoft Technologies based on the .NET software framework. Runtime: An environment required to run apps that aren't compiled to machine language.
1,303 questions
asked 2025-12-22T10:35:37.89+00:00
Aman Agrahari 140 Reputation points
accepted 2025-12-24T07:27:12.88+00:00
Aman Agrahari 140 Reputation points
2 answers

JWT Authorization ICON in .NET 10 Issue

(Moved from: Community Center | Discuss the Q&A site | Site suggestion) I'm implementing JWT authorization in .NET 10, but I noticed that the [Authorize] attribute and the lock icon are missing. Has anyone encountered this issue, or does anyone have…

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.
4,150 questions
asked 2025-12-15T09:30:53.0633333+00:00
Marjan 20 Reputation points
commented 2025-12-24T07:13:45.67+00:00
Adiba Khan 1,600 Reputation points Microsoft External Staff
1 answer

Visual Studio sends 'shutdown' and 'exit' requests to Langauge Server on closing a Solution

I am working on implementing a Language Server (LSP) as part of a Visual Studio Extension. We have a requirement of loading the Language Server when extension is loaded and keeping the Language Server loaded throughout the Visual Studio session till the…

Developer technologies | Visual Studio | Extensions
asked 2025-12-18T14:51:24.11+00:00
Sajith 66 Reputation points
commented 2025-12-24T07:12:49.1966667+00:00
Adiba Khan 1,600 Reputation points Microsoft External Staff
2 answers

Android renders blank screen when performing absolute navigation via NavigationPage on .NET 10

Hi, We have a .NET 10 MAUI mobile application that uses Microsoft.Maui.Controls navigation (INavigation / NavigationPage) and have observed a platform inconsistency when performing absolute (reset) navigation. The application does not use Shell. The…

Developer technologies | .NET | .NET MAUI
asked 2025-12-19T03:57:49.5833333+00:00
Steve Liao 0 Reputation points
commented 2025-12-24T07:11:41.7733333+00:00
Adiba Khan 1,600 Reputation points Microsoft External Staff
1 answer

I am getting this Error on MySQL Connect

Hi there i am trying to test the connection but it shows me this error everything its perfect the coding with no erros but on my VB Studio 2013/2019 gives me the same error on VB 2019 do not shows the toolbox controls i move to 2013 the VB…

Developer technologies | Visual Basic for Applications
asked 2025-12-24T02:12:56.0033333+00:00
Vereato 0 Reputation points
answered 2025-12-24T07:03:51.6566667+00:00
Adiba Khan 1,600 Reputation points Microsoft External Staff
2 answers

Undocumented effect from /cgthreads when /LTCG, etc. are disabled

We're building a large C++ project with MSVC, and we've noticed that /cgthreads1 has an undocumented effect on build performance even when not using /LTCG, /GL, and MSIL inputs. Builds take longer, but consume less CPU. According to the documentation of…

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.
4,030 questions
asked 2025-12-24T01:09:54.9566667+00:00
Matthew R 0 Reputation points
answered 2025-12-24T06:28:52.82+00:00
Adiba Khan 1,600 Reputation points Microsoft External Staff
2 answers

GIS Converter - EnsureDebugArgs in Console App

Hi Michel, Thank you very much for your help !!! I implemented all your remarks from ticket: https://learn.microsoft.com/en-us/answers/questions/5658212/gis-cli-commands 1.Do I used EnsureDebugArgs in a best way ? if not give please me the fixes code…

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.
11,730 questions
asked 2025-12-17T08:33:49.68+00:00
Dani_S 5,261 Reputation points
edited a comment 2025-12-24T04:26:01.3733333+00:00
Harry Vo (WICLOUD CORPORATION) 3,930 Reputation points Microsoft External Staff Moderator
4 answers

AutoComplete Extender using ASP.NET and Excel spreadsheet

Hi, I have a textbox on the default. aspx page bound to a Ajax Autocomplete extender. When the user types, I want the popup to display 'USA Counties' that match the first 2 or 3 letters. The source information could be in a Excel spreadsheet with 2…

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.
3,636 questions
asked 2025-12-21T16:10:20.3766667+00:00
Matt Matt 20 Reputation points
commented 2025-12-24T04:20:02.79+00:00
SurferOnWww 5,026 Reputation points
0 answers

one question pissble in future to this this

Hi there microsoft its possible to new future to add html files inside a script or class file and use on the form like use on browser i have this file here made in html accordion and i would like to use on the winforms and load data from database …

Developer technologies | Visual Basic for Applications
asked 2025-12-24T03:21:41.7533333+00:00
Vereato 0 Reputation points
1 answer

Where can I download VS2022 community?

I can't find the link to download VS2022 community. My project doesn't build with VS2026.

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.
5,609 questions
asked 2025-12-23T16:52:10.72+00:00
Vaclav Jedlicka 41 Reputation points
edited the question 2025-12-24T02:44:05.88+00:00
Harry Vo (WICLOUD CORPORATION) 3,930 Reputation points Microsoft External Staff Moderator
2 answers

How can I make screenshots and videos in the correct resolution from my game so that I can add them to the App Store?

I have already tried to make a short video from my game. My iPaid Air was connected to my MacBook Air and I have played my game on my iPad Air and simultaneously I recorded a video with the QuickTime player. The video has the following…

Developer technologies | .NET | .NET MAUI
asked 2025-12-17T15:13:39.0533333+00:00
Kim Strasser 1,796 Reputation points
commented 2025-12-23T22:32:09.2833333+00:00
Kim Strasser 1,796 Reputation points
2 answers

Visual Studio 2022- File Ignored always ignore when adding to class libraray

Hi, Please see the following screenshot, why adding a new new file I always need to use Git/Add ignore file (right click on the file) ? It happened in class library as follow: TargetFramework>netstandard2.0</TargetFramework> Thanks in advance,

Developer technologies | Visual Studio | Extensions
asked 2025-12-11T17:39:46.8933333+00:00
Dani_S 5,261 Reputation points
edited a comment 2025-12-23T21:35:02.35+00:00
Dani_S 5,261 Reputation points
2 answers

Outlook Macro to Display Next Mail Item Suppresses Quick Access Previous and Next Tools

Opening mail items by clicking the Next QAT tool leaves the original message open, so that reviewing many messages this way accumulates a long list of open messages. To avoid accumulating many open mail items, I (with ChatGPT help) wrote a macro to close…

Developer technologies | Visual Basic for Applications
asked 2025-12-23T20:06:28.8+00:00
Scott Wallace 0 Reputation points
commented 2025-12-23T21:31:36.21+00:00
Scott Wallace 0 Reputation points
1 answer

Visual Studio 2026 - CGitHub Copilot Chat using GPT-5 mini hat

Hi, Please see: https://app.screencast.com/lFJLy9r1aDvbW When I ask GitHub Copilot Chat using GPT-5 mini , for a summary of some files in folder. It gives me answer in parts, and I need to copy each part o my destination file. No shorter way ? Can you…

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.
5,609 questions
asked 2025-12-23T21:27:42.54+00:00
Dani_S 5,261 Reputation points
answered 2025-12-23T21:27:53.2366667+00:00
Q&A Assist
0 answers

GIS Converter - ConverterUtils.BuildOutputPath not handle properly outFileExt

Hi Michel, First thank you very much for your help. In continue to : https://learn.microsoft.com/en-us/answers/questions/5658105/gis-convert-from-one-format-to-any-formats 1.Caller:Converters\UniversalGisConverter.cs // Step 5: Build output path var…

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.
11,730 questions
asked 2025-12-17T09:48:02.09+00:00
Dani_S 5,261 Reputation points
commented 2025-12-23T20:58:58.49+00:00
Dani_S 5,261 Reputation points