On Wed, Mar 11, 2009 at 3:30 PM, Tanja Vicovac <[email protected]>wrote:
> Hi, > > I have to create a KBS with a fact-file, which is extended every 10 > minutes. I think it's possible to check in a certain intervall if the > facts-file is changing or not (like polling), but is there another > possibility? > That's what the UNIX utility tail (option -f) does, so I guess there isn't a better way ;-) You may find its C code when you google for tail.c. How does JESS recognize when facts in a fact-file are changing (example)? > Jess expects the facts to be inserted/added to its working memory. I you have facts saved or assembled on a file, you have to call (load-facts ...) to add all the facts from this file at some appropriate time. -W > > Thanks for advance, > Tanja > > > > -- > Dipl.-Ing. Vicovac Tanja > Forschungsgruppe Ingenieurgeodäsie > Institut für Geodäsie und Geophysik > Technische Universität Wien > Gußhausstraße 27-29 / E128-3 > A-1040 Wien > > E-mail: [email protected] > Web: http://info.tuwien.ac.at/ingeo > Tel.: (+43)-(0)1-58801-12844 > Fax: (+43)-(0)1-58801-12894 > > > > > > > -------------------------------------------------------------------- > To unsubscribe, send the words 'unsubscribe jess-users [email protected]' > in the BODY of a message to [email protected], NOT to the list > (use your own address!) List problems? Notify [email protected]
