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Xamarin Form Add Multiple Binding
Please I need help. I have my Xamarin Form app that is not changing the Label Text dynamically after binding the label text to a property located in its xaml.cs file (code behind file). The xaml Page already has a DataBinding to a ViewModel, maybe that's…
Check if two frames are overlapping in .net maui
is it possible to detect it when two frames are overlapping (even when they don't have the same parent)? I need it for my .net maui project (A game in .net maui) this is how I have the hitboxes and players set up (the Frames will get added into…


ISS RDP Site still showing insecure after cert issued
I have gone and got a certificate for *.contoso.com and [contoso.com] . I have installed it against the default website on windows server IIS. I am now browsing (using the same server) to https://dc1.internal.contoso.com/RDWeb/Pages/en-US/login.aspx and…


How to marshal an array of fixed size structs from unmanaged to managed memory
.Net 7 Having an IntPtr (nint) pointing to an array of fixed size and blittable structs in unmanaged memory. Marshal.Copy does not seem to have any method like: Copy(myPointer, myStrcuctArray, 0, myStructArray.Length) (It accepts an array of int,…
How to remove validation-info in text?
in Index.cshtml <form> <div class="row"> <div class="col-sm-2"> <label class="col-form-label">客户:</label> <div> …
Attempting to create a slider that monitors / changes the position of a video.
I am wondering just how I can accomplish the above. I have an event which gets called as the video plays and provides the position of the video being played. I can bind the Ticks of the postion to the slider with no problem. The problem is that when…


404 issue to the file
Hi, Due to issue like What to adjust below? <body style="background-color: ???; background-image:url(beautiful_Currency0e.jpg);">


Web form issue
Hi, I get "undefined" unexpectedly to the column/field below, while there is the proper row value returned from the table. What is the reason? html += "<td >货币</td><td style='font-weight:…


Display mauiasset PDF in webview ERR_ACCESS_DENIED.
I have a VS2022 dotnet prog which runs on IOS and Android Simple requirement - Open mauiAsset pdf file and display it in webview. 1 page no manipulation simple Now I know Webview CAN display PDF - I can load it with a pdf on a webserver. How do I open…


c# use tablename as variable
How can i use tablename as a variable in sql query? "select * from table_name " table_name must be variable.


APT2144 invalid file path
VS 2022 Preview... Trying to build and run "Notes" tutorial getting 2 APT2144 invalid file path error in file Xamarin.Android.Aapt2.targets. Error message gives a file path, which I can find using File Explorer. Help on error message says it…


SsdtHelper.DeployDacPacWithOptions() fails with System.MissingMethodException: Method not found: 'Void Microsoft.SqlServer.TransactSql'
I have a .NET Framework 4.6.1 (upgrading to 4.6.2 doesn't solve it) project that uses DacServices to deploy my database's SSDT on a Docker container. This eventually uses the following code: using (var fileStream = new FileStream(dacpacPath,…


How to use MauiHotReloadHelper
I created a MAUI project with MainPage without Xaml code public class MainPage : ContentPage { public MainPage() { Content = new Label { Text = "Hello world!" }; } } I want to use Hot Reload from VSCode. For this I use Clancey's…


How can caming towns null ?
When the city is selected, it comes with the town. But when the city is selected, I want the town to be empty and for the user to select it. I want when user choose city second drowboxlist caming null how can add ? my code is ; For example…


How to clear text box records before or after downloading a file in ASP.NET web application
using (FileStream fs = File.Create(dataDir + xmlFileToConvertTo)) { Byte[] info = new UTF8Encoding(true).GetBytes(xmlData); fs.Write(info, 0, info.Length); …


Model is always null on Razor page
hello All, I have the following code on my cshtml page: @if (Model!=null && Model.EmergencyInfos!=null && Model.EmergencyInfos.ToList().Count>0) { var count = Model.EmergencyInfos.Count; @for…


My private NuGet package feed from Azure DevOps shows packages that are not mine?!?
I recently created a project for a common code library and setup a pipeline to build, pack, and push the library as a NuGet package to my private organization's artifact feed. When I went to get the package from the feed in Visual Studio, there were at…


the taghelper do not rendered?
using Microsoft.AspNetCore.Razor.TagHelpers; namespace tag.Components { [HtmlTargetElement("pagination", TagStructure = TagStructure.WithoutEndTag)] public class PaginationTagHelper : TagHelper { …


Upgrade my Azure Function from .net Core 3.1 to .net Core 7.0. Error "'Could not load file or assembly 'Microsoft.Extensions.Configuration.Abstraction
I have an Azure Function which run on .net core 3.1, but when i change the .net version from 3.1 to 7 i got this error:- System.IO.FileNotFoundException: 'Could not load file or assembly 'Microsoft.Extensions.Configuration.Abstractions, Version=7.0.0.0,…


Exception "Scheme already exists" when trying to implement multiple authentication schemes
For a Azure app service that uses two different app registrations for internal and external users I want to implement multiple authentication schemes. I use a ASP.NET Core web application (.NET6) with the following app…

