In some situations Server-Sent Events connection may require keep alives. This post describes one of such situations and shows how it can be solved in ASP.NET Core.

ASP.NET Core WebHooks provide support for receiving web hooks in ASP.NET Core web applications. This post explores how ASP.NET Core WebHooks support signature validation.

This is a second post in my series about ASP.NET Core WebHooks. As promised it will be focused on machinery which makes it possible for a WebHook request to find matching action.

This post shows how RethinkDB changefeed can be exposed from ASP.NET Core with Server-Sent Events and WebSockets fallback.

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.

Push API and Web Push Protocol specifications allow for delivering push notifications even when client is offline. This post shows how to request delivery of push message.

POST Tunneling is a technic which can be used when client doesn't support certain HTTP methods or infrastructure blocks them. This post shows how to support it in ASP.NET Core.

This post shows how conditional requests can be used in ASP.NET Core MVC powered Web API to improve performance and avoid Lost Update problem.