Why is there a List<T>.Contains(T) method but no List<T>.Find开发者_运维百科(T) method? Only the Finds that support predicates are supported. If we have an existing instance of T populated
here is the object code: public class DlpItem : IEqualityComparer<DlpItem> { public string Text { get; set; }
Which of the following is correct/better, considering that identity property could be null. public override int GetHashCode()
I am using a System.Collections.Generic, which contains instances of a class I wrote. I have read that the collections .Contains method uses object.Equals(), or an implementation of the Equals() meth
I have several classes in my application, all of which have a Name property that I want to use as m开发者_如何学Pythony basis for comparison (Distinct(), etc.).Since I am always going to be comparing
from the documentation by Microsoft, both Equals-methods are essentially the same. But I just stumbled across something开发者_高级运维 very strange.
I want my Food class to be able to test whenever it is equal to another instance of Food. I will later use it against a List, and I want to use its List.Contains() method. Should I implement IEquatabl
I am using Entity Framework in my application. I implemented with the partial class of an entity the IEquatable<T> interface:
What does IEquatable<T> buy you, exactly? The only re开发者_StackOverflow中文版ason I can see it being useful is when creating a generic type and forcing users to implement and write a good equa
How do I deal with null fields in GetHashCode function? Module Module1 Sub Main() Dim c As New Contact Dim hash = c.GetHashCode
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