On Sun, Oct 11, 2009 at 11:07 PM, Ondrej Certik <ond...@certik.cz> wrote:
>
> On Sun, Oct 11, 2009 at 11:03 PM, William Stein <wst...@gmail.com> wrote:
>>
>> Hi,
>>
>> Nearly two weeks ago I had the notebook stabilized and all known new
>> bugs fixed (after separating it off from sage as a separate program
>> and rewriting the expect stuff). But I realized that it would be a
>> total nightmare to introduce yet another sobj ("sage object") storage
>> format, which would make refactoring code extremely painful, and just
>> have to be changed again. So, I created an "abstract storage layer"
>> and implemented an storage system for *everything* in the Sage
>> notebook which doesn't use any special Sage-related pickles. Some
>> data is stored as pickled basic Python objects that can be read from
>> any version of Python with or without Sage installed, but that is it.
>> Rewriting the notebook to use an abstract storage layer is the sort
>> of thing that at first seems like it will take a day, but then takes
>> more than a week. Anyway, I did it. However, it's hard to imagine
>> that I didn't introduce numerous new bugs in the process, though I do
>> not know of any bugs at all.
>>
>> So, I did an automatic migration of http://demo.sagenb.org to the new
>> notebook and put that at http://uw.sagenb.org/. I hope people will
>> test http://uw.sagenb.org/! Please try it. Report any bugs at all
>> that you find. Note that I've changed the icon in the upper left
>> corner to a new "sage notebook" icon that Harald Schilly designed, and
>> there are a few other small tweaks interface tweaks that people have
>> requested.
>
> I have also just updated the sagenb in femhub and we'll work with
> Mateusz on the login free feature, that we need quite urgently.
>
> We'll send patches if we get something done. Is there some webpage of
> sagenb? So that I can refer to the page when I am talking about sagenb
> to people that are not yet familiar with it.
Yes, there's
http://nb.sagemath.org/
I'm afraid it is a "bit" sparse right now though!
If possible, please try to update to the latest version of the Sage
notebook for femhub. We did a lot of refactoring work and totally
changed the storage backend.
-- William
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