#summary Explicitly saving a session configuration. see the doc.txt file for the latest; = Introduction = Explicitly saving a session configuration, either * to the DrScheme configuration (only one - but less complex to use/learn) * to a local file (multiple comfigurations possible) with two variations in User Interaction * Save and load a 'configuration' * resume where user left off when they last closed DrScheme ([http://list.cs.brown.edu/pipermail/plt-scheme/2007-September/020754.html Rettke/Findler] outline a rough implementation plan) = Details = Started with the [http://list.cs.brown.edu/pipermail/plt-scheme/2007-September/020754.html Rettke/Findler] implementation plan; but implementation went slightly differently; * extended the frame with drscheme:get/extend:extend-unit-frame