macOS catalina and xcode version
Hello, I am using macOS catalina 10.15.7 on win pro 10 and visual studio 2019. I wonder which version of xcode should I install in catalina?
Filter and mutliply sql table with stored procedure
Hello all, I am very new to SQL , I have table like this : in my winform I have two text boxes for Dish & number of persons: so if i type Cake & 3 , the result should be like below : Pls someone guide me how to…
Add line under Button
I have a series of buttons next to each other. When clicking one button, I want a line to appear under that button. This line should then disappear when another button is clicked and be displayed under the new clicked button.Does anyone know how to do…
How to remove selection in ListView by clicking on blank space or any other control in UI?
I am using a ListView and I want to disable the selected item when I click anywhere in the UI or click another control in the UI. <ListView x:Name="View" Grid.Row="1" Grid.Column="0" ItemsSource="{Binding…
Azure B2C authorize loop in sub-application
0 I'm currently using Azure B2C to authenticate a series of .NET 6 server-side Blazor apps and Web APIs. In IIS, the apps are setup as follows: domain.com domain.com/admin domain.com/api1 domain.com/api2 domain.com/api3 If a user logs into…
How to solve : The name does not exist in the current context in c#
This is asimple windows application forms program which deals with files..etc, I have linked a photo to give a clear view of the errors I get and another one to describe my program. I also added both libraries: System.Drawing.Printing …
System.InvalidOperationException
i have made a chatting application and i built wcf server side appliation which is to be started when the UI of the chatting application is started but each time i start the application the above picture gives details of my error i keep…
Erratic behavior of TextBox "TextChanged" event
I have inserted in the GUI a TextBox. It must hold a number between 0 and 1 that represents a lower threshold for accepting a structure name guessed by the Dice coefficient. I have set a default but the user can edit the threshold. Therefore I have to…
Rather than using Session or view state, why don't we simply store the value as a variable to use later? What else does viewstate or session offer?
Rather than using Session or view state, why don't we simply store the value as a variable to use later? What else does viewstate or session offer?
IIS Site Hitting Cap of 64 for "Requests Executing" Performance Counter
Hello, In our production environment, when the system is under heavy load, one of our applications (let's call it "App X", a WCF service using .NET Framework 4.6.1) hosted by IIS is hitting a cap of "64" for ASP.NET Apps…
Making APIs available publicly
I have a .NET6 Blazor wasm application https://invoicis.com. The app was built using standard Blazor wasm template with individual accounts authentication and hosted options turned on. The Client application uses http calls to get and send data to the…
XarminForms and XCode 14
I am a bit confused about Xamarin Forms and the support for upcoming Xcode releases - in particular the one in fall 2022. ( I assume V14 ) Does Xamarin Forms plan to support that ? In terms of XCode compatibility what is the last version of XCode…
How do I Remove Specific Character from a Field in a C# List?
I got a C# List that it's the result of a LINQ query. I had no issues removing zero records like this. myList.RemoveAll(x => x.Amount ==0); How do I remove character "TH" from a column in myList? Data example: "48…
Resources in ResourceDictionary require a x:Key attribute
I am building a Xamarin Forms app and I received an error message on the MainViewPage.xaml on line 10: - Resources in ResourceDictionary require a x:Key attribute <?xml version="1.0" encoding="utf-8" ?> <FlyoutPage…
SqlBulkCopy of EntiryFramework table
Hi, I have a LogHistory table which is available in Entity framework. I have set of values to be set in this table. If I set like below for individual values, I am able to set the values in LogHistory table. using (var context = new AutomationEntities())…
Referrencing .NET 6 assembly package in a .NET Framework 4.8 assembly
I have a .NET 6 assembly which is uploaded to nuget as a package, and another .NET Framework 4.8 assembly. Can the .NET 6 assembly package be referenced in the .NET Framework 4.8 assembly, and can it run without generating any exceptions?
Not understanding Viewmodels in mvc I am using vb.net to see if it will help me understand it better
Hi All I am having trouble wrapping my heard around view models. I have tried lots of tutorials to try to understand them and how to use them but nothing makes any since as there in nothing that shows you how to populate your database from the view…
girdiview binding wrong value
Hello <script> $(function () { $(".mytext").val($(".myddl").val()) $(".myddl").change(function () { …
Not Understanding how FileUpload Example works using submit button but not working when calling the mvc Controller Getting error HttpPostedFileBase Example
Hi All, I have an example that I found online that Uploads a file to the database using file stream I am guessing it uses HttpPostedFileBase Let be clear this is not my area of full understanding but the example fails to tell you how it all works…