How to show image in Blazor view

.Net Blazor benefits over Angular , React or other javascript framework

In my opinion the main advantages of using Blazor instead of React or Angular are:...C# and ASP.NET can be used both on the client and server-side. Currently the cost of switching is high (imho) and removing the need for JavaScript libraries would reduce this. It is more or less the same argument for using Node.js on the server-side. But in the cas...

Can ElementRef property be set to a javascript interop return value in Blazor?

No, this is not (yet) possible. ...See here...What you can do, is register your javascript object globally and use that reference for eventual second uses. Like so:...Blazor.registerFunction('BlazorExt.CodeMirrorSetupExt', (element) => { window.mybject = CodeMirror.fromTextArea(element, { mode: 'application/ld+json', matchBrackets: tr...

How to install ASP.NET Core Blazor Language Services when not using VS 2017?

The language service is for intellisense in Visual Studio. So if you are not using Visual Studio there is no need to install it. There is no blazor intellisense support for VSCode right now or something....See ...here... for the 7.3 error.

Blazor, event listener as inline delegate or handler in @functions section

Both don't work for me with your code. But do work when I change them to ...Console.WriteLine(e.key)...I guess ...Console.Write... is not supported because browsers don't support this, ...Console.Writeline... translates to ...console.log... and ...Console.Write... has nothing to translate to.

Blazor default template fails with HTTP Error 502.5 with .NET Core 2.1 SDK RTM

This issue is reported on the ...Blazor GitHub issue 1424... but do not do as suggested and delete your global.json file....The solution is to modify your global.json file to have your installed SDK version....I've got dotnet 2.1.3 installed and 2.1.300 uin my Balzor project's global.json file, and am getting the same error...It turns out I've got ...

Passing an image from javascript to c# via blazor

As of Blazor 0.5 there not more efficient ways to pass data.

Microsoft.AspNetCore.Blazor.Cli 0.5.1 is not compatible with netcoreapp2.0

As of version 0.5.0 the CLI package targets .NET Core 2.1 rather than .NET Core 2.0. You will have to update the ...<TargetFramework>... element in your csproj file to ...netcoreapp2.1... if you want to use this pacakge....I wonder though, why would you take a dependency on this package? It is a global tool. You should probably include packages lik...

Blazor: A second operation started on this context before a previous operation completed

You can try to create a new scope for each request:...public class MyViewModel : INotifyPropertyChanged { protected readonly IServiceScopeFactory _ServiceScopeFactory; public MyViewModel(IServiceScopeFactory serviceScopeFactory) { _ServiceScopeFactory = serviceScopeFactory; } public async Task<IEnumerable<Dto>> GetLis...

Blazor: A second operation started on this context before a previous operation completed

You can try to create a new scope for each request:...public class MyViewModel : INotifyPropertyChanged { protected readonly IServiceScopeFactory _ServiceScopeFactory; public MyViewModel(IServiceScopeFactory serviceScopeFactory) { _ServiceScopeFactory = serviceScopeFactory; } public async Task<IEnumerable<Dto>> GetLis...

Responsive UI design causing problems for Entity Framework in Blazor application

I am familiar with writing highly responsive ASP.NET MVC applications where we load the initial page data, and then fire off multiple AJAX calls to load "secondary" data for the page. So behinds the scenes, these AJAX requests all hit the web server(s) about the same time and pull data from our SQL DB....I envisage doing something very similar wit...

How to access Entity Framework DbContext entities in Server-Side Blazor Components

What you call a controller should be turned into a service class, that retrieves data from the database, and pass it to the calling methods. You should add this service to the DI container in the Startup class. To use this service in your components you should inject it like this:...@inject DataService myDataService ...I think that the Blazor templ...