Rosetta Code

Merge and aggregate datasets: Difference between revisions

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Merge and aggregate datasets (view source)

Revision as of 14:05, 8 June 2021

85 bytes removed ,  2 years ago
m
→‎{{header|Prolog}}
Line 876:
:- load_csv('patient.csv',patient(integer,atom)).
 
is_nan(Number) :- number_codes(X is Number, [110,97,110|_]).X %%=\= "nan"Number.
is_nan(Number) :- number_codes(Number, [78,97,78|_]). %% "NaN"
 
summaryDates(Id, Lastname, LastDate) :-
Mark Clements
136

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