[Rd] Default for checkBuilt in update.packages() should be TRUE

Michael Dewey ||@t@ @end|ng |rom dewey@myzen@co@uk
Mon Feb 24 12:34:01 CET 2020

I suppose it is too late to change the name but checkBuilt does not 
immediately clarify to me what it does. It does not check whether I have 
built a package for instance. Having read Duncan's post at least I now 
know that I should set it as TRUE until the default is changed.


On 24/02/2020 10:48, Duncan Murdoch wrote:
> The checkBuilt argument to update.packages() currently defaults to 
> FALSE.  This means that packages built and installed under R 3.6.2 will 
> not be updated by R 4.0.0, and leads to confusion (e.g. 
> https://stackoverflow.com/q/60356442/2554330, where tidyverse can't be 
> updated because some of its many dependencies haven't been updated).
> The default should be TRUE, even though this will lead to some packages 
> being updated unnecessarily, because the cost of an unnecessary update 
> is so much less than the cost of missing a necessary update.
> Duncan Murdoch
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