Sometimes you need to acquire client originating IP address in your web application. This post shows how this can be done in ASP.NET Core, taking into consideration running behind proxies (including Akamai and CloudFlare).

ASP.NET Core comes with out-of-the-box support for server side in-memory response caching. This post shows how to replace in-memory approach with Redis and address durability and load balancing.

This post discusses WebSocket lifetime and how to handle prematurely closed connections.

In my last post, I wrote about great HTTP client for .NET Core called RestEase and I showed how to use it as a simple proxy between API Gateway and microservice. Today I’ll present how this library can also simplify writing part of integration tests.  Unit test vs integration test I assume that for some of you the term „integration test” may sounds odd, therefore I’d like to explain it first to avoid the possible confusion with a unit test later in this artic...

Push API and Web Push Protocol specifications allow for delivering push notifications even when client is offline. This post shows how this capabilities can be used in ASP.NET Core.

Save-Data request header is a client hint which indicates that client would like to reduce data usage. This post shows how it can be used in ASP.NET Core MVC.

When IIS is used as reverse proxy for ASP.NET Core application it can alter the response. This post shows how to prevent one of such alterations - response compression.

This post explores how the HEAD method is handled by ASP.NET Core and proposes solutions to some problems.

This post shows how Redis can be used to solve the problem of SSE or WebSockets broadcasting for ASP.NET Core applications behind load balancer.

Last week I mentioned that together with .Net Core 2.0 we got something that makes my jaw drop. This “little” feature that made me feel slightly uncomfortable is Raroz Pages. In this post, I will show you what it really is or, in fact, what it is not 😊 and if we should be afraid of it... At first glance, you may think that Razor Pages are Microsoft’s attempt of coming back to the ASP.Net WebForms. Which I, unfortunately, still deal with damn too often so b...