How do I add a CAPTCHA to a web site written with ASP.NET/VB
A bot seems to be using my web site to send out emails via AmazonSES. I want to add a CAPTCHA to it to prevent this. I came across https://stackoverflow.com/questions/71515717/how-to-add-captcha-in-asp-net-project which appears to be what I want, but…
How to fix StackOverflowException after upgrading from .Net 6 to .Net 8
Hello, I have upgraded 5 projects in my solution from .Net 6 to .Net 8 using upgrade assistant in Visual Studio. When I run the solution, StackOverflowException is being thrown and Swagger is not loading. Looks like onchangetokenfired() method is being…
*.net referenced dll is not seen with a using statement
Hi, I have a project called MBSAnalysisMVCWebApp which is a web app. I reference MBSAnalysisMVCWebApp from my main MVC project called Mbsa. But when I try a using statement, It says MBSAnalysisMVCWebApp cannot be seen? The MBSAnalysisMVCWebApp.dll…
Microsoft.Maui.Essentials packages
I have an razor class library and want to use Microsoft maui SecureStorage. In visual studio , NuGet interface, when select the latest Microsoft.Maui.Essentials packages, get the following…
MailKit fails to authenticate properly with passwords containing certain characters
I have the following block of code to send an email using MailKit: using (var smtp = new MailKit.Net.Smtp.SmtpClient()) { smtp.Connect("mail.somedomainname.com", 587, SecureSocketOptions.StartTls); …
Visual Studio 2022 error: [nuget.org] Failed to retrieve metadata from source
I am having trouble using NuGet in Visual Studio. I selected "Managed NuGet packages for solution..." and tried using NuGet browser by entering a string in the Search field. I get the following error: [nuget.org] Failed to retrieve…
Xamarin.ios integration with native ios sdk
Is it possible to integrate a native ios sdk (xcframework - swift) with xamarin.ios ?
Using SQL Server Read/Write Image Ever Day With A Table
I've a case that need to save Image in database, than user can search/upload site(DB) to site(DB) ever day from winform. Every image size average 250kb - 350kb, The total usage with image perhaps growth 110GB/year without delete form database. I'll…
An unhandled exception occurred while processing the request. ApplicationException:
Register.cshtml 1. 1. xml @page @model FaceAdminApp.Pages.Auth.RegisterModel @{ ViewData["Title"] = "Register"; } @if (Model.IsPhoneNumberPresent) { <div…
Request are stucking in AuthenticateRequest State on IIS
We're facing a critical issue with our API server. It's built on C# .NET 4 with a C++ backend. The problem manifests as certain requests hitting the IIS of the backend server some instances, these requests remain stuck in the AuthenticateRequest state,…
Multi-Tenant Blazor Server Side app Hosted in Azure
I am working on a new project to host a Multi-Tenant Application using the following technologies: Blazor Server Side, Hosted on an Azure App Service, Using Azure SignalR, using Feature Toggles in Azure App Configuration and Secured with Azure Active…
Blazor web app net 8 rendermode auto with API
I am creating a web application with blazor web app and net 8 with rendermode Auto. I have an api created in .net hosted on another server different from where the blazor web application will go. The api needs a token in each call, I am having problems…
Customize the EmailConfirmation and 2FA token expiration in .NET 8.0
Is there a way to extend the 2FA and Email confirmation token expiration timespan with email in .NET 8.0? I am using the Microsoft.AspNetCore.Identity and Microsoft.AspNetCore.Authentication classes to use the 2FA with…
MAUI app crashing with release mode. Works fine with debud mode ?
MAUI app crashes with release mode. Works fine with debug mode. Targeting .net run time is .net 7.0. We are using a few syncfusion controls in our application. Those nuggets were up to date till now. Here are the crash…
Azure Static Web App function API refusing connection from web app
I have a Blazor WASM app deployed to an Azure Static Web app with a managed .NET 8 isolated Azure Function API. When calling the API directly from Postman using the auto-generated web app URL + the API route I receive the expected response and can see a…
COM aggregation, "stabilization" AddRef/Release pair, necessary? (Don Box book)
To the excellent members of the COM team: I have one question with the “stabilization” technique introduced in Don Box’s book. In functions like FinalConstruct(), the outer object might create inner aggregation objects. These inner objects in turn…
Using MS Graph to send email from singe predefined/pre-set mailbox within .net web application
We need our application to send emails via MS Graph using a set single mailbox. I have the following, but this is not working, with the following: 'Exception of type 'Microsoft.Graph.Models.ODataErrors.ODataError' was thrown'. Digging into the details…
Visual Studio is now in a screw you mode
So I add a new tab to the Maui project. It has a load of a collection in the constructor of the view. I had put a breakpoint of the statement loading the collection and it would stop for about 10 secs and then the project would stop. Finally…
An unhandled exception occurred while processing the request. ApplicationException:
Register.cshtml @page @model FaceAdminApp.Pages.Auth.RegisterModel @{ ViewData["Title"] = "Register"; } @if (Model.IsPhoneNumberPresent) { <div class="container"> <div class="row…
C# Generate token console for Intune datawarehouse
Using .NET 4.8.1 and the code snippet below from Microsoft Learn (https://learn.microsoft.com/en-us/mem/intune/developer/data-warehouse-app-only-auth-). I am unable to get this module to work. It seems the line with AuthenticationContext,…