Visual D questions

[Gru via Digitalmars-d-ide]

On Sunday, 6 August 2017 at 13:15:30 UTC, Gru wrote:
> 1. Can we have the automatic Intellisense popup? It can be 
> activated manually, but it is rather slow.
> 2. Can we have the automatic error marking in the IDE, with 
> "squigglies" at the error positions?

(1)I have gotten the behavior I like by going to 
Tools/Options/Text Editor/D/Intellisense adn choosing "Show 
expressions when: writing an identifier".
I'm still curious about Q#2.