how to instal kubuntu 16.04 on the virtual box code example
Example 1: how to restart x window manager in ubuntu 18.04
sudo systemctl restart display-manager
Example 2: asp.netcore: develop on win10 run on ubuntu
dotnet publish **path to your solution** --configuration Release --framework netcoreapp3.0 --output .**output path** --self-contained false --runtime linux-x64 --verbosity quiet