55,223 questions with Developer technologies-related tags

Sort by: Updated
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 5,516 Reputation points
edited a comment 2026-01-08T02:40:57.37+00:00
Dani_S 5,516 Reputation points
2 answers

GIS Converter - Signing

I need to sign the app. What is signing ? Which apps I need to sign ? GisConvert.ConsoleApp , also GisConvert.WpfApp and GisConvert.TestsApp ? What option of signing I have ? What is the best practice? Does signing is one time? Do I need update it…

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.
11,737 questions
asked 2026-01-07T07:46:13.17+00:00
Dani_S 5,516 Reputation points
commented 2026-01-08T02:28:05.9133333+00:00
Dani_S 5,516 Reputation points
5 answers One of the answers was accepted by the question author.

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.
3,638 questions
asked 2025-12-21T16:10:20.3766667+00:00
Matt Matt 50 Reputation points
accepted 2026-01-08T02:20:32.5633333+00:00
Matt Matt 50 Reputation points
1 answer

GisConverter-Publish Process

1.Please see : https://app.screencast.com/NLTnAVnpdEzhi 2.Does the process of publish ConsoleApp is correct, this is the best practice? 3.Steps: Move to Release configuration Clean Rebuild Publish 4.Do I to change something ? 5.Does publish configuration…

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.
11,737 questions
asked 2026-01-07T07:58:20.0433333+00:00
Dani_S 5,516 Reputation points
commented 2026-01-08T01:08:38.33+00:00
Dani_S 5,516 Reputation points
1 answer

32bit userforms cause critical errors with 64Bit excel

32 bit userforms cause critical error wit 64 bit Excel/VBA. The macros and te userform code is not the issue. I have a program with over 80 userforms, some are OK and some are not. So far I have had to rebuild a form in the 64 bit version using all the…

Developer technologies | Visual Basic for Applications
asked 2026-01-08T00:13:12.4733333+00:00
Stephen Hancock 0 Reputation points
answered 2026-01-08T00:13:22.05+00:00
Q&A Assist
1 answer One of the answers was accepted by the question author.

how many versions of Microsoft Visual C++ do I need?

I have five versions of Microsoft Visual C++ (2008, 2012, 2013, 2015 x64, and 2015 x86). Which of these is necessary? Moderator: Moved from Community Center | Not monitored

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.
4,037 questions
asked 2026-01-07T22:18:25.3666667+00:00
Bill Aldrich 0 Reputation points
edited the question 2026-01-07T22:39:37.99+00:00
Erland Sommarskog 130.8K Reputation points MVP Volunteer Moderator
0 answers

Sudden unexplained build failure: "Could not load file or assembly 'System.Runtime, Version=6.0.0.0"

Having a weird issue all of a sudden - my visual studio 2022 solution refuses to build, as several projects suddenly and unaccountably report similar errors, looking like this: The "ResolvePackageAssets" task failed…

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.
1,307 questions
asked 2026-01-07T21:42:27.1633333+00:00
Chris Guin 0 Reputation points
commented 2026-01-07T21:59:13.3766667+00:00
Chris Guin 0 Reputation points
1 answer

Visual Studio 2026 - Sourcetree make a TAG

Hi Michel, How I configure TAG in Sourcetree using Visual Studio 2026. Do I need to checked Push tag , if yes why? What about Advance Options. Thanks

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.
5,630 questions
asked 2026-01-06T12:33:21.41+00:00
Dani_S 5,516 Reputation points
commented 2026-01-07T20:40:33.6666667+00:00
Dani_S 5,516 Reputation points
1 answer

VS Code stopped showing syntax errors

My visual studio code stopped showing the red squiggly lines for syntax errors and I have tried every solution that I have googled. I even asked my programming prof what was wrong with my VS code and he didn't know after. I even reinstalled VS Code but…

Developer technologies | Visual Studio | Debugging
asked 2026-01-06T01:58:51.7266667+00:00
Vivian 0 Reputation points
commented 2026-01-07T19:05:46.0966667+00:00
Vivian 0 Reputation points
0 answers

what did i do wrong in the sintaxis of this code while using powerfx?

Set( VarUsuarioPermisos, LookUp('UsuariosControlFacturacion', Correo = User().Email) ); When i use any other function than LookUp i dont have any problem on using the table "UsuariosControlFacturacion", also dont have any problem with…

Developer technologies | Visual Basic for Applications
asked 2026-01-07T18:42:09.21+00:00
Maximiliano Bustamante Fossa 0 Reputation points
answered 2026-01-07T18:42:20.11+00:00
Q&A Assist
0 answers

Using C++ Magnification API (MagSetWindowTransform) shows both zoomed and normal window simultaneously

I am trying to implement a feature similar to the Windows Magnifier using the Windows Magnification API in C++. I am using MagSetWindowTransform to apply zoom (scaling) on a magnifier window. The magnification itself works, but I am facing an unexpected…

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.
4,037 questions
asked 2026-01-07T17:30:41.8466667+00:00
Pallavi Bhosale 0 Reputation points
commented 2026-01-07T17:39:57.2466667+00:00
Pallavi Bhosale 0 Reputation points
4 answers

How to secure both Blazer server and api ?

Hello, I need an advice. I'd like to secure a blazor server app with individual user account. This functionality is embedded with the basic setup, and use cookies. But I also need to protect my web api with the same way. I know about the JWT, but I…

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.
11,737 questions
asked 2026-01-07T10:13:29.1533333+00:00
Laurent Guigon 331 Reputation points
edited an answer 2026-01-07T16:42:43.5166667+00:00
Bruce (SqlWork.com) 82,316 Reputation points Volunteer Moderator
2 answers One of the answers was accepted by the question author.

How to create MVC Core App with Existing Production DB

I can create MVC Core apps with a new DB and tables, but what about when I want to write an app that connects to a production database that already exists? I just want to write selects and display the data. I'm guessing that however I write the Model…

Developer technologies | ASP.NET | ASP.NET Core
asked 2026-01-07T01:00:17.3533333+00:00
Corey Fleig 245 Reputation points
accepted 2026-01-07T16:42:08.1633333+00:00
Corey Fleig 245 Reputation points
1 answer

GisConverter-BuildOutputPath keeps original name

1.Current code: The BuildOutputPath give baseName="output" as file name for all converted files in output folder. For example of converting archive file to output folder: Output.cpg Output.dbf Output.shp Output.shx 3.Keep original names in…

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.
11,737 questions
asked 2026-01-07T09:09:29.7033333+00:00
Dani_S 5,516 Reputation points
edited a comment 2026-01-07T15:17:09.4+00:00
Dani_S 5,516 Reputation points
5 answers

Visual Studio 2026 Installation Error 1601 und 1703

For three days I have been trying to obtain a working, updateable Visual Studio installation. I had a working Visual Studio 2022 installation, but I could not update it. Before it was recognized, but when I used the new installer, Visual Studio 2026, it…

Developer technologies | Visual Studio | Setup
asked 2026-01-06T10:33:17.7833333+00:00
Thomas Willms 0 Reputation points
edited an answer 2026-01-07T15:16:59.64+00:00
Thomas Willms 0 Reputation points
2 answers One of the answers was accepted by the question author.

How do I resolve "The certificate chain was issued by an authority that is not trusted"

I have written a Minimal API project using .NET 9. And I've written a Blazor app in .NET 9, which calls the Minimal API. If I get the API project running first in VS 2022, waiting for it to start listening, then I start the Blazor app up in another…

Developer technologies | ASP.NET | ASP.NET Core
asked 2026-01-07T01:40:24.9233333+00:00
Falanga, Rod, DOH 530 Reputation points
accepted 2026-01-07T14:43:25.06+00:00
Falanga, Rod, DOH 530 Reputation points
3 answers

Visual Studio Professional 2022 offline installation fails (not starts) version [17.14.9 , 17.14.10 , 17.14.11)

Hi, in my company , on a developer machine, we can as usual download visual studio professional 2022, offline. Currently using latest bootstrapper vs_Professional.exe 17.14.36401.2. After successful download, offline installation failing, see below…

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.
5,630 questions
asked 2025-08-06T10:22:33.83+00:00
GVC 10 Reputation points
edited an answer 2026-01-07T14:33:57.48+00:00
GVC 10 Reputation points
4 answers One of the answers was accepted by the question author.

What is the default document for a Minimal API project, hosted in IIS?

I've written a Minimal API project, using .NET 9 and VS 2022. Now I need to deploy it to a Windows Server so it can be hosted in IIS. However, I'm getting error when I try to use it, but I think it's because I'm using the wrong default document type. The…

Developer technologies | ASP.NET | ASP.NET API
asked 2026-01-06T20:11:03.96+00:00
Falanga, Rod, DOH 530 Reputation points
accepted 2026-01-07T14:33:23.0333333+00:00
Falanga, Rod, DOH 530 Reputation points
0 answers

.net framework 4.8.1 Targeting pack - Patch for 4.8.09037

Hi Together. Dows someone know if it possible to update resp. patch .net framework 4.8.1 Targeting pack 4.8.09037. Installed all KB related to this vulnerabilities but my antivirus agent still showing this version as vulnerable.

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.
1,307 questions
asked 2026-01-07T14:22:40.9233333+00:00
Zelimir Zaric 0 Reputation points
answered 2026-01-07T14:22:49.5933333+00:00
Q&A Assist
7 answers One of the answers was accepted by the question author.

Ajax post with C# Handler and XSRF-TOKEN

This question is for Web pages with .NET, C#, and Ajax. I'm having an issue with a ajax calling working with the XSRF-TOKEN" and it's not calling the handler in the .CS. I think I need to do something with my ajax call to validate the token. In my…

Developer technologies | ASP.NET | ASP.NET Core
asked 2025-11-21T15:34:44.2166667+00:00
Joseph Kashishian 40 Reputation points
accepted 2026-01-07T12:40:46.9633333+00:00
Joseph Kashishian 40 Reputation points