Discussion List Archives

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: [ddlm-group] Latest draft specification

Even though I do not agree with many of the restrictions in this document, 
I urge starting discussion of these changes on the various community-wide
discussion lists.  I suggest announcements to pdb-l, ccp4bb and ccp4-dev

     -- Herbert

  Herbert J. Bernstein, Professor of Computer Science
    Dowling College, Kramer Science Center, KSC 121
         Idle Hour Blvd, Oakdale, NY, 11769


On Mon, 5 Jul 2010, James Hester wrote:

> Brian has now posted the document. You can find it at:
> http://www.iucr.org/resources/cif/spec/cif-2-development
> On Mon, Jul 5, 2010 at 2:19 PM, James Hester <jamesrhester@gmail.com> wrote:
>       I am happy to proceed as Brian suggests. As far actually preparing a draft goes, on May 7 John B kindly
>       provided me with an editable version of the original draft specification with those suggested changes of
>       his that were uncontroversial already included. I have updated that draft making the following specific
>       changes:
>       1. Change the 2048-byte limit to a 2048-character limit
>       2. Incorporate XML-type newline handling
>       3. Refer to UTF-8 as the designated encoding for files conformant to the specification
>       4. State that U+FEFF is not part of the allowed character set (ie. would be everywhere a syntax error). I
>       include this as the voting on this point, such as it was, gave a slight majority to option 2(a) over option
>       2(c)(ii).
>       5. Disallow Unicode non-characters. I have *not* dealt with the issue of disallowing non-printing
>       characters. As the draft currently stands, non-printing characters are acceptable.
>       The updated draft is in Brian's hands, and I'm hoping he will post it to the IUCr website shortly for your
>       comment.
>       James.
>       On Fri, Jul 2, 2010 at 6:25 PM, Brian McMahon <bm@iucr.org> wrote:
>             Colleagues
>             Like Buridan's ass we are starving to death between the equally
>             enticing mound of hay that is UTF-8 and the smorgasbord of mixed
>             vegetables offered by multiple encodings.
>             I suggest that this group complete a *draft* CIF2 specification
>             that describes (if necessary) specific character allusions in
>             terms of a canonical UTF-8 encoding, and states that UTF-8 is the
>             designated encoding for files conformant to the specification.
>             Post the completed draft in the first instance to the cif-developers
>             list (since that is supposed to the the most relevant target audience),
>             but certainly to other lists at the same time if folk think that would
>             be productive. By all means accompany the release with a commentary on
>             the difficulties we have faced over the encoding issue; by all means
>             implement a survey and analyse the results to assess community demand
>             for an upward revision of the draft - but let us give people something
>             concrete to begin with, and challenge them actively to protest if the
>             proposal will impede their work.
>             Note that this proposal doesn't necessarily reflect a personal
>             preference for a single mandatory encoding - I still cannot
>             decide which I "prefer". But if the suggested draft is published,
>             I will not vote against it unless I suddenly see clearly a real
>             problem that it would throw up in the way of any applications I
>             would envisage writing. I would hope "the community" would respond
>             in similar vein, so that stated objections would both represent real
>             difficulties and help to define the environments giving rise to these
>             real difficulties.
>             Best wishes
>             Brian
>             _______________________________________________
>             ddlm-group mailing list
>             ddlm-group@iucr.org
>             http://scripts.iucr.org/mailman/listinfo/ddlm-group
> --
> T +61 (02) 9717 9907
> F +61 (02) 9717 3145
> M +61 (04) 0249 4148
> --
> T +61 (02) 9717 9907
> F +61 (02) 9717 3145
> M +61 (04) 0249 4148
ddlm-group mailing list

Reply to: [list | sender only]
International Union of Crystallography

Scientific Union Member of the International Science Council (admitted 1947). Member of CODATA, the ISC Committee on Data. Partner with UNESCO, the United Nations Educational, Scientific and Cultural Organization in the International Year of Crystallography 2014.

International Science Council Scientific Freedom Policy

The IUCr observes the basic policy of non-discrimination and affirms the right and freedom of scientists to associate in international scientific activity without regard to such factors as ethnic origin, religion, citizenship, language, political stance, gender, sex or age, in accordance with the Statutes of the International Council for Science.