predicate

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XSLT: attribute value used as numeric predicate

Given <xsl:variable name=\"datePrecision\" as=\"element()*\"> <p>Year</p> <p>Month</p>[详细]

2022-12-25 17:30 分类：问答
NSPredicate by NSManagedObject for many-to-one lookups

I\'ve got the scenario with two NSManagedObjects, Arm and Person. Between them is a many-to-one relationship Person.arms and inverse Arm.owner.[详细]

2022-12-25 07:18 分类：问答
Lisp: Determine if a list contains a predicate

As part of a homework assignment in Lisp, I am to use apply or funcall on any predicates I find.My question (uncovered in the coursework) is: how do I know when I\'ve found a predicate in my list of a[详细]

2022-12-25 04:58 分类：问答
How can I insert an additional argument after the last argument in a prolog procedure?

I am new to learning prolog, and I want to know, if we have some procedure like father(\"Nic\",\"Adam\").[详细]

2022-12-24 17:06 分类：问答
Predicates and Lists

I have a generic list. Some elements of this list belong to a parent element. I retrieved all these elements from a database and i want to recursively build a tree with them.[详细]

2022-12-23 16:17 分类：问答
Predicate problem in ToSelectList

the ToSelectList method I have: public static IList<SelectListItem> ToSelectList<T>(this IEnumerable<T> itemsToMap, Func<T, string> textProperty, Func<T, string> valuePr[详细]

2022-12-23 13:52 分类：问答
Transform items from iterable with a sequence of unary functions

I frequently find myself needing to apply a sequence of unary functions to a sequence of of the same length. My first thought is to go with map(), however this only takes a single fun开发者_如何学运维[详细]

2022-12-19 19:05 分类：问答
Predicate<Bool>, pointless or useful?

I\'m trying to get my head around the Predicate<T> type and I can understand it when T is anything, except for bool.If you have Predicate<bool>, I don\'t see how that can be used.[详细]

2022-12-19 05:39 分类：问答
Help with Predicate<T> delegate

I am trying to create an overloaded Add method as an extension to the OrderedDictionary class and would like to add the key/value based on some curried predicate.[详细]

2022-12-17 03:14 分类：问答
Defining is_a predicate in prolog?

I\'m trying to define the inheritance-check predicate is_a/2 in Prolog, but so far all my trials failed.[详细]

2022-12-16 08:08 分类：问答