![]() Fun fact: when this A-Z series wraps up, the blog posts will be assembled into a free ebook, by using this DocMaker, which uses some 3rd-party NuGet packages to generate the Word document. a blog post or article) into a Word document for offline viewing. In the sample project, a utility class ( DocEngine.cs) is used to convert a web page (e.g. The worker class can then override the ExecuteAsync() method to perform any long-running tasks.The worker class implements the BackgroundService class, which comes from the namespace.Protected override async Task ExecuteAsync(CancellationToken stoppingToken) The worker class, Worker.cs, is defined as shown below: public class Worker : BackgroundService a worker class that is a child of BackgroundService CreateHostBuilder() creates the host and configures it by calling AddHostService, where T is an IHostedService, e.g.NET Core 3.0, the Web Host Builder has been replaced by a Generic Host Builder. The so-called Generic Host Builder was covered in an earlier blog post in this series. The Main method calls the CreateHostBuilder() method with any passed parameters, builds it and runs it.ConfigureServices(hostContext, services => Public static IHostBuilder CreateHostBuilder(string args) => This can be seen in the snippet below: public class Program The Program.cs class contains the usual Main() method and a familiar CreateHostBuilder() method. ![]() You can learn more about this template at the following location: Where -o is an optional flag to provide the output folder name for the project. To use the Command Line, simply use the following command: > dotnet new worker -o myproject Worker Service template in Visual Studio 2019 Worker Service on. After selecting the location, verify the version number (e.g.NET Core 3.1) to create the worker service project. Launch Visual Studio and select the Worker service template as shown below. You may also use the appropriate dotnet CLI command. The quickest way to create a new Worker Service project in Visual Studio 2019 is to use the latest template available with. This article covers the Windows operating system. This is a great way to create potentially long-running cross-platform services in. Although the project template was initially listed under the Web templates, it has since been relocated one level up in the New Project wizard. NET Core 3.0, the new project type was introduced in ASP. And finally, we now have a template for Worker Service applications. NET code to run in a web browser, using WebAssembly. The all-new Blazor goes one step further to allow client-side. MVC Views and Razor Pages also allow you to use backend code to generate frontend UI with HTML elements. NET Core, you probably think of web application backend code, including MVC and Web API. ![]() You can check out the code in the following experimental subfolder, merged from a branch: NOTE: The Worker Service sample is a meta project that generates Word documents from blog posts, to auto-generate an ebook from this blog series. NET Core A-Z! To differentiate from the 2019 series, the 2020 series will mostly focus on a growing single codebase ( NetLearner!) instead of new unrelated code snippets week. ![]() In this series, we’ll cover 26 topics over a span of 26 weeks from January through June 2020, titled ASP. This is the twenty-third of a new series of posts on ASP.
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