20 07 2017
When testing ASP.NET Core controllers in application that uses Azure AD we need usually current user at least for some tests. As there is no authenticated user when unit testing, we need to create one by our own. This blog post shows how to create claims identity for ASP.NET Core unit tests.
10 07 2017
With ASP.NET Core 2.0 Preview 2 there are new web application templates available for Single Page Applications (SPA). Currently Angular, React.js and React.js + Redux are supported. This blog post gives short overview of new templates and related sample application.
5 06 2017
ASP.NET Core 2 will come with full support for VB.NET. In current preview we can use VB.NET to build .NET Core applications. I was still successful on mixing up C# and VB.NET project files and port C# code over to VB.NET and build proof-of-concept level web API applicaton that returns fake data about current weather in different cities.
24 05 2017
ASP.NET Core 2 comes with Razor Pages that allow developers to build simple web applications with less overhead compared to MVC. The emphazise is on the word “simple” as Razor Pages doesn’t come with patterns suitable for bigger and more complex applications. For this we have MVC that is flexible enough to build applications that will grow over years. This blog post uses simple shoutbox application to illustrate how to build applications using Razor Pages.
19 05 2017
With ASP.NET Core 2 we get another way of building web applications. It’s one of those new things that is actually forgotten old thing and it is called Razor Pages. Are we going back to WebMatrix days? This blog post is short introduction to Razor Pages in ASP.NET Core 2.
2 05 2017
Micro ORM-s are useful small ORM-s that are lightweight and map between objects and database queries. This blog post discusses when to use Micro ORM-s and provides example code where Micro ORM called Dapper is used.
27 04 2017
In couple of ASP.NET projects I have had a CSS path transform problems with bundling and minification. CSS-files are coming in from external agencies and from different open-source projects and the number of files is so big that it is problematic to go through all of these after updates. I found solution path transform solution that works for me in most cases and it is described here.
24 04 2017
I started playing with Microsoft Cognitive Services and discovered that it makes many otherwise complex tasks very easy. This blog post shows how to build web application that detects faces on uploaded photo.
19 04 2017
ASP.NET Core applications can be tested with different testing frameworks and Entity Framework Core makes testing specially easy by removing different technical problems from our way by using in-memory data provider. This blog posts shows how to unit test controllers that use data from Entity Framework Core.
18 04 2017
ASP.NET Core has memory based caching similar to what we had in previous ASP.NET versions. This blog post shows how to use memory cache alone and with support for distributed cache in ASP.NET Core web applications.
7 04 2017
ASP.NET Core supports also distributed cache solutions. Out-of-box there is support for SQL Server and Redis based distributed caches. This blog post focuses to SQL Server based cache we can use when there are really no better options.
29 03 2017
For some ASP.NET Core projects errors related to bower and bundling may appear after project is moved to csproj file from previous project.json format. This blog post introduces how I got these errors solved for imported project.
24 03 2017
Azure Active Directory is cloud-based directory service that allows users to use their personal or corporate accounts to log-in to different applications. Local Active Directory can sync data to its cloud counterpart. Also external users are supported. This blog post shows how to make ASP.NET Core application use Azure AD and how to read data that Azure AD provides about user account.
22 03 2017
Using WebSocket support in ASP.NET Core we can easily write real-time data visualization solutions. What if we mix together ASP.NET Core, WebSocket, Knockout and 3D charts? The answer is – nice real-time chart that visualizes sensor readings. This blog post introduces simple real-time chart and IoT device simulator that help to get started with real-time data visualization.
20 03 2017
WebSocket is real-time communication protocol we can use to make UI in browser to send and receive messages from server over real-time communication channel. WebSocket is also supported by ASP.NET Core. This blog post demonstrates how to build simple browser based chat room on ASP.NET Core and WebSocket.
16 03 2017
My previous blog post Windows IoT Core: Logging to Syslog server introduced how to communicate with Syslog server from Windows 10 IoT Core applications. This blog post shows how to log messages to Syslog server from ASP.NET Core applications.
14 03 2017
My previous blog post ASP.NET Core: Environment based configuring methods introduced how to use environment based configuring methods of application start-up class. This blog post goes further and introduces environment based start-up classes that can be used by applications that have more complex needs on configuration based on environment.
13 03 2017
Fancy thing that ASP.NET Core supports is environment based application configuring on code level. We can write special methods to application start-up class and use default ones as fallbacks. This blog post shows how to write environment based configuring methods on ASP.NET Core.
10 03 2017
ASP.NET Core comes with new support for localization and globalization. I had to work with one specific prototyping scenario at work and as I was able to solve some problems that also other people may face I decided to share my knowledge and experience with my readers. This blog post is short overview of simple localization that uses some interesting tweaks and framework level dependency injection.
9 03 2017
Where is output cache in ASP.NET Core? Is it gone? No, it’s there but in new and better extensible form and it is called now response caching. This blog post shows how to use response caching on ASP.NET Core and provides tips about some internals of it.