[Rd] Speeding up library loading

[Roger D. Peng]

Is it possible to break the package into multiple parts, perhaps 
like a bundle?  Then you could only load the parts that you need 
at any particular time.

-roger

Ali - wrote:
> 
>> 4Mb R file just containing .Call()s? Never seen something like that.
>> If these are all very small functions, lazy load won't be of that 
>> advantage, because you have to load the index file anyway.
>>
>> You know, R including all base and recommended packages has just ~ 6Mb 
>> of R code. Are you really sure about your code?
> 
> 
> Positively. The wrapped library is actually much bigger than R, it 
> brings a few hundered new classes to R. The library has been already 
> wrapped to other languages like java, and the loading speed for these 
> other languages is quite reasonable. I cannot see any reasons why not 
> this can be done with R too -- as a computational application R is 
> supposed to be efficient in all ways.
> 
> It seems that, so far, no packages as big as this one have been created 
> for R. I would appreciate any clues from the development team for 
> improving the performance of big packages in R.
> 
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-- 
Roger D. Peng
http://www.biostat.jhsph.edu/~rpeng/