predicatebuilder

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C# Predicate Builder with "NOT IN" functionality

With PredicateBuilder how do I get functionality开发者_如何学编程 similar to the SQL IN or NOT IN query?[详细]

2023-03-30 14:40 分类：问答
LINQ and OR Criteria

how can I programmatically create an EF query (extension methods with lambda). I understand the and criteria. Here is the pseudo-code:[详细]

2023-03-30 02:32 分类：问答
(Compound) Predicate Builder in Xcode 4 -- Where is it?

First off, this question is closely related to Graphical Predicate Builder in Xcode 4 With Core Data. However, I don\'t have a high enough rating to comment yet, and since I have no answer to offer, I[详细]

2023-03-23 01:49 分类：问答
Count entity in Core Data with a specific Value

I have an Entity with some Attribute. I have my tabes already populates(SQLite table) In one Attribute (i\'ll call Attribute1) i have a bool value, changing during use of my app.[详细]

2023-03-22 00:44 分类：问答
dynamically append multiple linq expressions at run-time

I have two similar methods that take a criteria object (dumb object with a list of properties), call a \"CreateExpression\" method on that criteria object, and then use the returned expression to filt[详细]

2023-03-19 09:57 分类：问答
PredicateBuilder, VB.net and Where()

I am building a predicate in VB.net using the PredicateBuilder class from the LinqKit library. My datasource is a manually constructed datatable.[详细]

2023-03-16 04:00 分类：问答
How to remove duplicates from a predicate object?

Let me explain clearly, I have no of search strings and my list containsdifferent fields. Now i will give no of search strings at a time, then my predicate will search each and every item of the lis[详细]

2023-03-13 07:05 分类：问答
Creating ContainsAny and ContainsAll extensions

I\'m trying to create a ContainsAny and ContainsAll extension so I can basically do the following string[] words = keywords.split(\' \');[详细]

2023-03-08 10:14 分类：问答
Trouble with PredicateBuilder

I\'m having trouble using PredicateBuilder to dynamically add \"Or Where\" clauses to a LINQ statement. I\'ll explain what I\'m trying to accomplished first.[详细]

2023-03-08 09:06 分类：问答
Design Patterns or good ideas for organizing a massive library of predicates

I have开发者_如何学Python written/am writing a large number of predicates for testing the state of a single complex entity. These predicates are partially LINQ queries (that I assume are turned into S[详细]

2023-03-03 20:51 分类：问答