Get Your Head Together With Blazor’s New HeadContent and PageTitle
Let’s take a look at the three Blazor components .NET 6 is introducing to help you manage the head of your document—PageTitle, HeadContent, and HeadOutlet.
Pushing UI changes from Blazor Server to browser on server raised events
Blazor Server is built on SignalR, and SignalR is built on websockets among other techniques. The combination of these technologies allow Blazor Server to push UI changes into the client without the client requesting those changes.