[Biococoa-dev] NSValue addition

Koen van der Drift kvddrift at earthlink.net
Tue Sep 28 20:04:31 EDT 2004

On Sep 28, 2004, at 7:24 PM, John Timmer wrote:

>> Looks good, although I agree with Alex to put such functionality in
>> wrappers. Just a small comment, would you mind renaming it to 
>> something
>> that starts with BCUtil... ?
> No, no problem - I'll try to get to that tomorrow.
> Just to comment on where Ranges are useful - let's say you want to 
> mark a
> DNA sequence's ORFs >25bp long.  You translate it, then ask the
> BCCodonSequence where the ORFs are.  You create an ORF object, but then
> you're already two objects removed from the original sequence.  The
> intermediate item, the CodonSequence, doesn't know about either of 
> them, or
> how to keep all the information in synch if anything changes.
> Returning an array of ranges will allow you to quickly mark them in the
> original sequence.  I'm not saying there's no call for wrappers, just 
> when
> there are obvious uses for something like a Range, you should also  
> supply
> those methods.

What would be really nice for the user, is a wrapper that uses that 
code (BCValueAdditions) to do everything behind the scenes. So you pass 
a sequence, set some parameters, and get in return your array of 

- Koen.

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