Re: [Newbies] Looking at Squeak

> Not being backward compatible is a problem. Active essays shouldnt be bound to
> its authoring image.
>
> Pervasive Technology Labs at Indiana University has some excellent essays
> written as Squeak projects. But I couldn't get their math model (
> http://pervasivetechnologylabs.iu.edu/lab_sda/K-12/math-model-nature.045.pr)
> project to run in my browser. This project makes use of NCLineMorph and
> GeeMail which doesnt exist in the SqueakPlugin image and I have no clue which
> version they used for their project.
>
> Regards .. Subbu

>
>
>
> El 4/27/07 9:23 AM, "subbukk" <[hidden email]> escribió:
>
>> It is available at http://sda.iu.edu/K-12/math-model-nature.
>> 045.pr. It is
>> about 5.2M.
>>
>> BTW, I just found this project loads fine with Squeakland plugin  
>> image
>> (v3.8-05), but fails in Squeak3.8-6665 and Squeak3.9-final-7067.
>>
>> Regards .. Subbu
>
>
> First time what I see a project so big.
> As I have a collection of several different images, I first open on  
> the
> image what you reported.
>> From here I learn what classes the .pr use what was in this image  
>> and not in
> the target image.
> The quick dirty solution is fileOut any classes what was in the  
> image what
> load and run the project fine and fileIn again in the target.
> Same for any method what could be deprecated or ripped of recent ones.
> Made with all this a "Glue" .cs and install into the target image.
> Usually , this opens any old project.
> Backward compatibility is not possible between 3.8 and beyond and 3.7
> because format change of #Symbol (byte) to #WideSymbol (word) .
>
> I loading the .pr now, stay tuned