How to bind to element from collection/list in Blazor?

I want to bind values to elements from my list in a loop but I cannot find the good solution. ``` <EditForm Model="@dailyReport" OnValidSubmit="@SubmitDailyReport"> <p> <label>Coun...

20 Jun at 09:12

SqliteException: SQLite Error 1: 'too many SQL variables'

When using `db.SaveAll(collection)` and a Sqlite database it seems to trigger the below error if the collection is too large: > SqliteException: SQLite Error 1: 'too many SQL variables'. The collect...

26 Feb at 05:0

System.Text.Json - Deserialize nested object as string

I'm trying to use the `System.Text.Json.JsonSerializer` to deserialize the model partially, so one of the properties is read as string that contains the original JSON. ``` public class SomeModel { ...

DotnetCore - SharpApp - Parcel Template Server Issue

I have been working with SharpApp by ServiceStack, I read the documentation to start with parcel-web template. [https://github.com/NetCoreTemplates/parcel-webapp](https://github.com/NetCoreTemplates/p...

25 Feb at 12:32

C# Blazor: How to use @typeparam in Code behind? (with workaround)

In a Blazor file you can use `@typeparam MyType` to use . For example: ``` @typeparam MyType <SomeHtml /> @code { [Parameter] public List<MyType> MyList{ get; set; } } ``` So you can c...

7 Jun at 16:40

Teams UpdateActivity events difference when you test in newly created teams

We have a Teams bot that posts messages in MS Teams. The first activity of a new conversation is always an adaptive card and once in a while, we update that with a new card. This worked OK until I mad...

11 May at 11:27

C#8 nullable : string.IsNullOrEmpty is not understood by compiler as helping for guarding against null

I am using C# 8 with .NET framework 4.8 I'm currently guarding against a potential string that can be null with `IsNullOrWhitespace` (same problem with `IsNullOrEmpty`) , but the compiler is still co...

How to authenticate a user with Blazor Server

I have a Blazor Server application that uses MongoDB as the database so I'm trying to implement authentication with that. So I can use the `<Authenticted>, <AuthorizeView Roles="admin">` and other tag...

What is the role of "MaxAutoRenewDuration" in azure service bus?

I'm using `Microsoft.Azure.ServiceBus`. ([doc](https://learn.microsoft.com/en-us/dotnet/api/microsoft.azure.servicebus?view=azure-dotnet)) I was getting an exception of: > The lock supplied is inval...

24 Feb at 14:20

.net Core 2, EF and Multi Tenancy - Dbcontext switch based on user

I have the (almost) worst of multi tenancy. I'm building a asp.net core website that I'm porting a bunch of pokey little intranet sites to. Each subsite will be an asp.net Area. I have an `IdentityC...

Difference between ExecuteAsync and StartAsync methods in BackgroundService .net core

Migrating from the legacy .NET Framework I need to create a long time background process worker. Looking at the documentation I found a `BackgroundService` class, which is used for this kind of purp...

C# Blazor: How to prevent specific key on input like in JS with e.preventDefault()?

The problem seems very simple, but I didn't found any solutions yet. I have a Blazor Input with an `onkeydown` event: ``` <input @onkeydown="@(e => KeyWasPressed(e))" @onkeydown:preventDefault="@Pre...

22 Feb at 01:57

Ambiguous call when using LINQ extension method on DbSet<T>

I am using a LINQ query on a `DbSet<T>`: ``` await _dbContext.Users.AnyAsync(u => u.Name == name); ``` However, the compiler outputs the following error: ``` Error CS0121: The call is ambiguous be...

Base Class type for ILogger<T> using Dependency Injection

I have a base class that does some work, including logging. I have an ILogger dependency injected into the constructor ``` public abstract class BaseClassExample { protected readonly ILogger<BaseC...

25 Jan at 07:39

'ServerEvents.NotifySession' method not working since update to ServiceStack 5.8.0

Since I upgraded to ServiceStack 5.8.0, the method IServerEvents.NotifySession has stopped working. I am wondering if this is because I was using the method in some incorrect way that is no longer sup...

21 Feb at 15:14

DotnetCore - Why the app tool throws "System.Resources.Extentions" exception?

I am new to the [SharpApp](https://sharpscript.net/docs/sharp-apps) By ServiceStack and Dotnet Core. I were trying to [Pascel WebApp Template](https://github.com/NetCoreTemplates/parcel-webapp) the fo...

21 Feb at 14:38

JSONB - update array value by index

How to update JSON(B) array value by index? And also to retrieve the index of each value in JSONB array? There is ServiceStack ORMLite model: ``` public class Page { [AutoIncrement] public...

20 Feb at 13:21

Sonarcube does not like my implementation of serializable exception class

SonarCube shows me error "" for the following exception implementation: ``` [Serializable] public class UnrecoverableException : Exception, ISerializable { public bool Ignore { get; } public...

20 Feb at 02:24

Is there a robust way to register dependencies in ASP.NET Core 3.1 beside adding everything into Startup class?

I have an ASP.NET Core 3.1 project. Typically, I register any dependency using the `ConfigureServices()` method in the `Startup.cs` class. But, I find myself having to register lots of dependencies ...

Bearer error="invalid_token", error_description="The issuer is invalid"

I have a simple web api project, which looks like this: ``` [Authorize] [Route("Get")] public ActionResult<string> SayHello() { return "Hello World"; } ```...

How to implement ThenInclude into EF Core custom specification?

In EF Core I have seen [Specification][1] example, and want to implement `ThenInclude` pattern. I can add this into string for example "User.UserRole.Role", but I want to implement object. Maybe there...

6 May at 07:18

'System.IDisposable ServiceStack.JsonHttpClient::__requestAccess()' in assembly

I am using servicestack in one of my Xamarin Android project. Its all working fine if use = '' in Android Options. If I change = '' application is not building and its showing below error. ``` Seve...

How to convert SqlExpression<T> into SqlExpression<TU> with ServiceStack OrmLite?

I need to work with `SqlExpression<T>` in a private method but the result should be `SqlExpression<TU>` (due to my project context). T and TU aims same structure (`TU` is a subset of `T` with some com...

18 Feb at 14:12

Error: The build restored NuGet packages. Build the project again to include these packages in the build. For more information

When I build my project for the first time the build succeeds, but when I Publish the project, the build fails and I get several errors that say: > The build restored NuGet packages. Build the projec...

14 Jun at 11:4

How to configure multiple HttpClient instances with different configurations in Blazor WebAssembly

I'm trying to configure multiple API urls in the Program.cs class in Blazor WASM. I'm not seeing an AddHttpClient extension like in server-side. Was wondering if anyone had an alternate solution for t...

17 Feb at 21:33