[Rd] RFC: 'igraph' package update and backward compatibility

Geoff Jentry geoffjentry at hexdump.org
Thu Oct 20 18:25:41 CEST 2011

On Thu, 20 Oct 2011, Hadley Wickham wrote:
> The optimal solution would be if R packages could depend on a specific
> version of a package, and a user could have multiple packages

You used to be able to have a versioned install of a package, and then 
load a particular version.  Not sure when it was removed.

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