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Questions - swi-prolog

How to delete entry from rdf file in prolog

I want to write a program in Prolog where a menu is given to the users. They choose to either add data, see existing data based on surname or age, or/and delete data based on surname or age. I don't k...
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Jamie

prolog

rdf

swi-prolog

Votes: 0

Answers: 1

Latest Answer

I don't know it, so this is a guess, but you are using: retract(rdf(Surname, FirstName, Age)). and that is Prolog retract/1, I think you need rdf_retractall instead.
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TessellatingHeckler

How can I fix sandbox error on SWI-Prolog

I'm trying this code on SWI-Prolog: go :- write('What is the patient''s name? '), read(Patient), hypothesis(Patient,Disease), write_list([Patient,'probably has ',Disease,'.']),nl. go ...
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Laura González

prolog

sandbox

swi-prolog

Votes: 0

Answers: 1

Latest Answer

I think it is a limitation of https://swish.swi-prolog.org/ ; "sandboxing" means they disable any code which cannot work with a webserver/browser setup, or code which someone could use to at...
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TessellatingHeckler

How using upcase_atom/2 in Prolog?

Here is a minimal theorem prover in Prolog: :- op(1110, xfy, =>). % conditional % ----------------------------------------------------------------- provable(F,P):- prove([]>[F],P). % -...
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Joseph Vidal-Rosset

prolog

swi-prolog

Votes: 0

Answers: 0

Python: swiplserver load prolog file

Based on this post try to follow the hint with setup some swiplserver from pyswip import Prolog, Functor, Query from swiplserver import PrologMQI, PrologThread prolog = Prolog() prolog.consult("...
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Martin Kunze

python

file

prolog

load

swi-prolog

Votes: 0

Answers: 2

Latest Answer

For me the solution was to pass the full path of the file (and just to be sure also import and use a method called create_posix_path()), and after that it all worked for me: from swiplserver import Pr...
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Waldo Omaet Ruiz

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