Re: Production Web Applications in Prolog

2013/8/19 Carlo Capelli <[email protected]>

> Hi Annie
>
> I used many SWI-Prolog snippets to build the server part of an e-Commerce
> of a friend of mine.
> You can see it running on standard, inexpensive LAMP hosting at Erboristeria
> S.Anna <http://www.erboristeriasantanna.it/>.
> I found Prolog very useful to handle many details required to actually
> operate a store.
>
> Then, more or less in chronological order used to develop the site:
>
> - Web scrap: library(xpath) is a joy to use. More difficult is HTML
> parsing: due to a rather low error tolerance, getting the structure from
> older sites can be problematic.
>   But when it works, it's great !
> - To load/massage DB data: I have a DCG (really compact) that allows to
> load in Prolog mem a SQL dump.
>   It takes the same time as to bulk load in MySQL (not bad,
> phrase_from_file !).
> - Use as a script/file interfacing, for instance to massage tons of
> images, check the server alignment, format Flash presentations
>   (well, I wrote the interface 3D in Flash: only the data management is in
> Prolog...)
> - Analyze / update relational data: like parsing some Excel sheets from
> CSV and update the database, acting *both* in Prolog and PHP.
>   Data is updated in bulk load, usually by means of delta temporary tables
> to update in join.
> - Of course, worth to note is that the LAMP part is rock solid: running
> OpenCart (a clean MVC), albeit not the latest version...
>

I forgot the many
photos<http://www.erboristeriasantanna.it/pre/gallery/index.php?dir=Fiori%20e%20Paesaggi>that
Maria took... other than refine the text and presentation of many of
the products...


> Well, it's there...
>
> bye Carlo
>
>
> 2013/8/18 Anne Ogborn <[email protected]>
>
>> I'm prepping my talk for strangeloop.
>>
>> I'm forever being challenged by programmers with 'does anybody actually
>> use this stuff?'
>>
>> I *know*, from the interest on this list when web 'stuff' comes up, that
>> many of you are writing
>> web applications in SWI-Prolog.  But the list of applications I actually
>> know about is fairly short.
>>
>> Here's the list I know about:
>> * SecuritEase - Australian stock settlement site. Uses YAP and the SWI
>> http libs, I believe
>> * swi-prolog.org
>> * cliopatria's dashboard
>> * RLa's blog
>> * Pengine
>> * The installer for Cogbot
>> * UH HHP quiz system
>> * UH HHP Virtual administrative website
>> * http://videogames.pricecharting.com/  apparently is on some version of
>> Prolog
>> * http://www.pathwayslms.com:19049/index.htm     geohashing application
>>
>> Of these 10, 2 are by the VNU crew, 4 are by me, and a couple are dodgy
>> (in that I'm not totally sure
>> what they're in, I'm inferring). I'm sure some of you out there must be
>> actually writing something!
>>
>> SURELY this list isn't exhaustive.  So I'm pleading for help to find more
>> examples.
>> _______________________________________________
>> SWI-Prolog mailing list
>> [email protected]
>> https://lists.iai.uni-bonn.de/mailman/listinfo.cgi/swi-prolog
>>
>
>
-------------- next part --------------
HTML attachment scrubbed and removed