Entity framework linq query is not working in Google cloud machine
we are using entity framework for linq query it is working fine in local machine but not working in google cloud machine, object reference is not set error getting. we are selecting only one value from table
Developer technologies | C#

How to hide debug settings in release mode? (xamarin forms ios)
Developer technologies | .NET | Xamarin
How to re-create Shell Flyout item in .Net Maui?
By Default , While creating Shell flyout item, Hamburger icon is automatically created. In my application , we need to remove the below mentioned items. I am unable to re-create the Hamburger icon below. Target platform - Windows
Developer technologies | .NET | .NET MAUI
Visual Studio 2019 : full Standalone installation
I am looking for a full Standalone installation to Visual Studio 2019 (because no possibility to Internet connexion). Thx
Developer technologies | Visual Studio | Setup
Developer technologies | C++
Developer technologies | .NET | Other
Developer technologies | VB
How convert Linq query to stored procedure
Hi All, How we can below linq query convert in to sql stored procedure query? var output = (from c in db.candidates select new { c.ID, …
Developer technologies | ASP.NET | Other
Developer technologies | C#

Why is the Linux ODBC driver on Ubuntu currently not supported for 18.04,20.04, and 22.04 LTS
https://learn.microsoft.com/en-us/sql/connect/odbc/linux-mac/installing-the-microsoft-odbc-driver-for-sql-server?view=sql-server-ver16#ubuntu18 if ! [[ "18.04 20.04 22.04" == "$(lsb_release -rs)" ]]; then echo…
Developer technologies | Transact-SQL
SQL Server | Other
Receive only first Chat message, Maui 7 SignalR app in Hosting environment
Hello, I'm building a .Net Maui v7 application based on the example provided below. https://github.com/Skynet-Demos/SignalR-MAUI Running locally with server and client works fine. Once I deploy the server app to my hosting provider and deploy the client…
Developer technologies | .NET | .NET MAUI
Developer technologies | ASP.NET | ASP.NET API
Developer technologies | ASP.NET | Other
How to save window information
I have a Grid with textBoxes, dataGrid. Is it possible to add the ability to save the position of the window with the selected data? So that the user can fill in the data, then save it, and then go in and edit it if necessary. What is the correct way to…
Developer technologies | Windows Presentation Foundation
Developer technologies | XAML
Developer technologies | C#


How to disable cascade insertion in EF Core
I am facing an issue in EF Core 5.0, When i am inserting the Data in Parent table child entries are auto inserted How to disable it
Developer technologies | .NET | Entity Framework Core
Set formula in Excel use C# and OpenXML, Excel file auto add @ character in the formula
I set formula for one cell like this: cell.CellFormula = @"IFERROR((POWER(PRODUCT(IF(O3:O1000<>"""",1+O3:O1000,"""")),1/COUNT(O3:O1000))-1)*$I$1,"""")"; but when I open the…
Developer technologies | C#
Using JSDoc and type script declaration files for Javascript project without jsconfig.json
Hello, I am using version 17.2.6 of visual studio. Some of my co-workers that work on the same project as me updated to 17.3. Once they updated none of the intellisense worked anymore and VS acts as though it can't find any of the functions or global…
Developer technologies | Visual Studio | Other
Reduce file size client side before uploading to server
I created a web app for some of our staff who use this to fill out some details, select an image (either from the library on their device or direct from the camera) and then send it to the server. On occasion the staff report that they get a…
Developer technologies | ASP.NET | Other
Developer technologies | C#
How do I use Identity Policy in my Blazor app?
Hi all; Ok, I'm diving in to using the authorization part of the Identity library. I have the Identity library scaffolded in, authentication is working, and I have created pages to CRUD claims. (And I have read this multiple times.) I want to do two…
Developer technologies | ASP.NET | ASP.NET Core
Developer technologies | .NET | Blazor

Unable to use InputInjector.InjectKeyboardInput method from js projection created with wv2winrt
I am migrating an application previously buit with autohotkeys to a brand new WinUI3 project based on the tutorial Call native-side WinRT code from web-side code. I need to inject keyboad and mouse inputs to emulate a real keyboard and mouse systemwide…
Windows development | Windows App SDK
Windows for business | Windows Client for IT Pros | User experience | Other
Developer technologies | Visual Studio | Other
Microsoft Edge | Microsoft Edge development

VB.net MailMessage in com dll for Access project not working from Windows 11
Several years ago I created a simple com object in vb.net for use with an MS Access project for one of my clients. It's worked just fine for several years on Windows 10 for them. Now they have a couple of Windows 11 computers in their office and it…
Windows for business | Windows Client for IT Pros | User experience | Other
Developer technologies | VB
Website uses old CSHTML files after already change it and deploy
contact: daniel.nadayag email: ******@dtsc.ca.gov Work number: +1 916-322-0279 Website uses old CSHTML files after already change it and deploy We are using #technology# in Azure DevOps to deploy an ASP.NET #version# MVC web application to an…
Developer technologies | .NET | Other
xUnit succeeded without finishing the test - Visual Studio Debugger crashes - Visual Studio Community Version 17.6.0
Hi there, in a Windows Form the constructor of a form instantiates a class derived from ComboBox. This class just changes the background overriding OnEnter and OnLeave if (Enabled) Backcolor = System.Drawing.Color.FromArgb... and then call the base…
Developer technologies | Visual Studio | Testing
how to fix error 1601
the setup won't run . also fails to uninstall
Developer technologies | Visual Studio | Setup
Create an EventHandler in Visual Basic .NET
Friends, How do I create an EventHandler in Visual Basic .NET for a PictureBox set? In C# is: Thank you. foreach (Control control in groupBox2.Controls) { control.Click += new EventHandler(PictureBox_Click); } …
Developer technologies | VB
Developer technologies | Visual Studio | Other
C# Winform: How to develop merge column with Datagridview.
I am looking for assitance that how to merge few specific columns with Datagridview. i am attaching a picture. in the picture row which has Eric World that is data row from where data will be there in grid. please provide a sample code to design a grid…