drscheme:teachpack:install-teachpacks in DrScheme Tools Functions
(drscheme:teachpack:install-teachpacks-> void?teachpack-cache)
teachpack-cache: drscheme:teachpack:teachpack-cache?Installs the teachpack cache in the current namespace. Passing
'drscheme:teachpackstopreferences:getreturns the user's currently selected TeachPacks.