Re: [h5md-user] fields of observable group

[Pierre de Buyl]

Well, I mean here "several subgroups of the group trajectories" are a  
plural.
Else, I would have kept "trajectory" :-)

Pierre

Le 29 août 11 à 05:35, Felix Höfling a écrit :

> I agree.
>
> Of course, we've got used to 'trajectory' and this would be fine  
> semantically as well if one thinks of a curve in the one big phase  
> space. But for consistency, we should probably better think of  
> individual (although not independent) trajectories of the  
> subsystems (living in a reduced phase space each).
>
> Felix
>
>
> Am 29.08.2011, 10:09 Uhr, schrieb Pierre de Buyl  
> <address@hidden>:
>
> <---Schnitt--->
> > > I'm still a bit unsure, whether singular or plural is nicer. This  
> > > has been discussed in length before, e.g.,
> > > http://stackoverflow.com/questions/338156/table-naming-dilemma- 
> > > singular-vs-plural-names
> > >
> > > A useful rule is mentioned there, which we might adopt for H5MD  
> > > (and have done so already, I think):
> > >
> > > In his book "SQL Programming Style," Joe Celko suggests that a  
> > > collection (e.g. a table) should be named in the plural, while a  
> > > scalar data element (e.g. a column) should be named in the singular.
> > >
> > > That means a dataset is named in singular (e.g., 'sample'), while  
> > > a group is named in plural (e.g., 'observables').
> > >
> > > Another useful guideline may be this one:
> > > http://justinsomnia.org/2003/04/essential-database-naming- 
> > > conventions-and-style/
> >
> > A coherent naming scheme would then be the following ? (with the  
> > capital S lowercased, indeed)
> > /observableS/energy/{sample,step,time}
> > /trajectorieS/colloid/position/{sample,step,time}
> >
> > Pierre

-----------------------------------------------------------
Pierre de Buyl
Chemical Physics Theory Group - University of Toronto
Physique des Systèmes Complexes et Mécanique Statistique - Université  
Libre de Bruxelles
web: http://homepages.ulb.ac.be/~pdebuyl/
Tel: +1-416-946-0047
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