I would imagine that because Google Groups underlying technology is email you will not be able to delete a post as it has been sent already.
You will probably have to use Gmail Services to accomplish the list of topics task. https://developers.google.com/apps-script/service_gmail
I would imagine that because Google Groups underlying technology is email you will not be able to delete a post as it has been sent already.
You will probably have to use Gmail Services to accomplish the list of topics task.
https://developers.google.com/apps-script/service_gmail