Make sure you have installed Ubuntu 16.04 and .NET Core 2.0 SDK. If not, please follow the previous recipe to do so. Assuming everything is installed and .NET Core 2.0 is up and running, let's get started on creating the library that writes logs as text.
Make sure you have downloaded and installed Visual Studio Code from https://code.visualstudio.com. It's a straightforward installation of a .deb file from the site.