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Microsoft Q&A
13,960 questions
Microsoft Technologies based on the .NET software framework.
i cannot find my az-104 certificaction so i can renew it here u can find my certificaction https://www.credly.com/earner/earned/badge/74b5145a-f82b-4bd5-9d49-8f4b2ce4d59f
I am trying to get my model constructors written so that nullable works, with no warnings, and no having to assign default! - in other words, to do it all right. BTW, if I'm wrong on any of this, please let me know. I'm mostly there. What's left is…
Hi, some time ago I made a blazor wasm .net core 6 application with VS version 17.2.3 and it works fine. However I opened the code today and I find myself with "red" everywhere, see the image below. Is this a problem with the VS version?…
I create a simple ASP .NET Application and write a generic web handler (HelloFilterWithClose.ashx). HelloFilterWithClose.ashx ProcessRequest with setting a HttpResponse.Filter(MyFilter), and it response to http client with write a PDF file to http…
Once we migrate .NET core 3.1 applications to .NET 6.0, we get below issue while calling MySQL stored procedure, The LINQ expression could not be translated. Either rewrite the query in a form that can be translated, or switch to client evaluation…
Good morning, I am working on a .NET Core 6, SQL Server project and I need some idea of how to implement permissions by fields, let me explain: in a form, for example, that has [Name, Surname, Date, Address, Gender] to be able to assign in an access…
Hi, I've an application that uses WebAPI in .Net core 6 and uses Kestrel server. When calling HttpPost request, the code tries to inject data in DB but fails with error: The certificate chain was issued by an authority that is not trusted. Inner…
How does try catch exception class work? Can you give an example?
in C# before the Nullable(?) was invented，Which can be null？which can't be null？ and Why are we need to worried about null or not null？
In the latest version of Microsoft Edge I have an issue where a published Blazor WASM (.NET 6) application it getting errors on launch: Assertion failed: Cannot call unknown function mono_wasm_set_is_debugger_attached, make sure it is exported As far as…
Hi, I have a ASP.NET MVC application, I have Application Insights enabled with Auto-Instrumentation and I want to add custom properties on the exception for the Application Insight to pickup, At the moment I have created a Global Exception Handler which…
var Client = require('coinbase').Client; var client = new Client({'apiKey': 'API KEY', 'apiSecret': 'API SECRET'}); client.getAccounts({}, function(err, accounts) { console.log(accounts); });
I developed a cross-platform applications with Xamarin.iOS.framework and Xamarin.Mac.framework and Mono.framework. I found some anxious information in https://dotnet.microsoft.com/en-us/platform/support/policy/xamarin. I want to know what's the quickest…
The application is in the process of downloading (using HttpClient). At this time, I hibernate the windows system and then wake up the system, but the application cannot continue to download (it is in Established). How can I continue to reuse the…
I am using Visual Studio Community 2022 64 bit 4.8.04161 on Windows 11 Pro. I need to be able to draw an image at a particular location. I am attempting to use the documentation at…
I want to make an image box on my razor page so that users can type or sign their name in that box. I want something like adobe acrobat offers. below is the screen shot: How can I achieve this.
Hi, I am trying the following: DeviceDisplay.KeepScreenOn = true; inside the App,xaml.cs and it's working fine on iOS but when I run it on Android I get below error: System.NullReferenceException: The current Activity can not be detected. Ensure that you…
I am using below code on xaml page but location permission in not working with promt method protected async override void OnAppearing() { base.OnAppearing(); var status = await…
Hi, I used blazor wasm and I just want rendering a datagrid via the controller. Below you will find the detail of the code . Have you an idea how I can fix this problem? Thanks in advance Data is located in LocalDb "ConnectionStrings": { …
Hi, I have the following RowDefinitions="Auto,Auto,Auto,Auto,Auto,Auto,Auto,Auto,Auto,Auto,Auto,Auto,Auto" How can I make it simpler to have 12 Auto Rows? Thanks, Jassim
