ASP.NET Core, Blazor, .NET, Azure, SharePoint, IoT
Calling view components in ASP.NET Core views may lead to long and ugly code lines containing generic type parameter of view component and anonymous type for InvokeAsync() method parameters. Something my readers have been interested in has been here for long time – tag helper syntax for view components.
Read moreSuppose you are working on ASP.NET Core web application. To avoid views and layouts grow massive you plan to separate some parts of these to independent components. This way you don’t repeat code you wrote once. You find view components and tag helpers. Which one to use?
Read moreI’m writing some web applications where I must show assembly version in footer of all pages. Applications are published online through Azure DevOps release pipelines and I’m using automatic date based versioning for assemblies. Here is how to show application version using assembly version tag helper.
Read moreASP.NET Core Identity is popular choice when web application needs authentication. It supports local accounts with username and password but also social ID-s like Facebook, Twitter, Microsoft Account etc. But what if ASP.NET Core Identity is too much for us and we need something smaller? What if requirements make it impossible to use it? Here’s my lightweight solution for custom authentication in ASP.NET Core.
Read moreWriting integration tests for ASP.NET Core controller actions used for file uploads is not a rare need. It is fully supported by ASP.NET Core integration tests system. This post shows how to write integration tests for single and multiple file uploads.
Read moreI have application that uses ASP.NET Core Identity with classic logins and there’s need to cover this application with integration tests. Some tests are for anonymous users and others for authenticated users. This blog post shows how to set selectively set authenticated ASP.NET Core Identity user for ASP.NET Core integration tests.
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My previous post demonstrated how to use custom appsettings.js file with integration tests in ASP.NET Core. But in practice it’s not enough and very often we need custom startup class that extends the one in web application project to configure application for integration tests. This blog post shows how to do it.
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ASP.NET Core introduced the concept of TestServer for integration testing of web applications. Integration tests need web application run with all bells and whistles to make sure that all components work together with no flaws. Often we need special settings for integration tests as web application cannot use live services and easiest way to do it is to use special appsettings.json file. This blog post shows how to do it.
Read moreI have ASP.NET Core web application where I need to include partial view only if it exists. The application uses areas and some areas may have their specific side menu. This blog post shows two ways how to conditionally include partial view to ASP.NET Core layout page.
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.NET Core 3.0 Preview 3 is out and there are many interesting updates to framework and to ASP.NET Core. Here’s the short list of what’s new.
Read moreOptimizing web applications is important because more economic web applications consume less CPU cycles and need less bandwidth – resources we have to pay for. It’s easy to turn on response compression on ASP.NET Core, but serving pre-compressed files needs more work. This blog post shows how to do it.
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As my ASP.NET Core code coverage reports work nice in Azure DevOps build pipeline I took step forward and made builds fail on Azure DevOps if percent of lines covered is below 60. This blog post shows how to do it using ReportGenerator and Build Quality Checks build tasks.
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After my first introduction to Windows Sandbox I took one of my ASP.NET Core applications and tried to find a way how to get it quickly to Windows Sandbox and open in browser. This scenario is already possible and it wasn’t hard all to make things work. This blog post shows how to do it.
Read moreAfter making ASP.NET Core code coverage reports work on local box I made step further and made code coverage reports available also on Azure DevOps. This blog post shows how to generate code coverage reports for .NET and ASP.NET Core applications on Azure DevOps.
Read moreRecently I blogged about how to generate nice code coverage reports for ASP.NET Core and .NET Core applications. This blog post focuses on how to leave out from code coverage all code that will not be covered with unit tests and get numbers shown on code coverage reports correct.
Read moreASP.NET Core supports response compression. From popular algorithms gzip and Brotli are supported. Those who like can also implement their own response compression providers. This blog post shows how to response compression works in ASP.NET Core.
Read moreCode coverage reports for ASP.NET Core projects are not provided out-of-box but using right tools we can build decent code coverage reports. I needed code coverage reports in some of my projects and here is how I made things work using different free libraries and packages.
Read moreI needed automatic version numbering based on current date when web application is built. It was wish by some customers and in their projects it’s okay with it. As their code is covered with automated tests and other diagnostics I’m using Azure DevOps as build server and this is where I made automated date based versioning work.
Read moreThere’s no Server.MapPath() in ASP.NET Core and things are way different than with old ASP.NET MVC. This blog post shows how application and public web files are organized in ASP.NET Core and how to access them from web applications.
Read moreDuring one of my ASP.NET Core classes I made demo about how to read GPS coordinates from photo and display location on a map. I took my favorite photo of beer kiosk in Krakow and displayed location of this kiosk on map. This blog post describes my experiment on getting GPS coordinates from EXIF data in ASP.NET Core application.
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I made one small experiment and tried to get simple client-side Blazor application running on browser in offline mode. Yes, offline – visit application page once, turn out internet connection, open browser, type in application URL and it just runs. This blog post is short illustrated overview of my experiment.
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