If you’re creating a new Angular2 application, you definitely want to use the Angular2 CLI. It help you setup a new Angular application. It has a build-in development server and it will generate Components for you. This means less typing (isn’t that always better?).

I’ve found a few nice articles to get you started with Angular 2 and .NET core. Normally it would be somewhat of a hassle to get started, but this should provide you with some working samples.

1. Fast track your Angular 2 and .NET Core
2. Angular 2 and .NET Core – your first component
3. Angular 2 and .NET Core – route directly to your components

This is a series of posts by Jon Hilton and uses the ASP.NET Core Template Pack to get started.

Allowing users of your website to include a video into a message, can be done in two ways.

1. You instruct all the users to go to the video page, find the embed code, let them upload html to your website and displaying the raw html to all users.
2. You tell them to paste the link to the youtube page, and your website generates the embed code right from that link.

You’re building a new application, and you’re using Entity Framework Code First. Probably all your entities need an Id and CreatedAt/UpdatedAt property.

The sample below shows you how to define these properties in a base class, and (more importantly) how to set them correctly on every save, without setting them manually on every place where you’re changing things.