Açıklaması C# IEqualityComparer Nasıl Kullanılır Hakkında 5 Basit Tablolar
Açıklaması C# IEqualityComparer Nasıl Kullanılır Hakkında 5 Basit Tablolar
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Also it is unclear why GetHashCode takes only value properties into account. Even though it will definitely work but looks a little bit strange. Maybe you should add a comment why class properties
Hackathon yarışmalarına, uygulayım bilimi meydanında kariyer yapmayı hedefleyen evet da bu alanda deneyime mevla olan hacısı hocası sıkılabilir.
When i am using dictionaries sometimes I have to change the default Equals meaning in order to compare Keys. I see that if I override the Equals and GetHashCode on the key's class or i create a new class which implements IEqualityComparer I have the same result. So what's the difference between using IEqualityComparer and Equals/GethashCode Override?
$begingroup$ I have a custom PropertiesByValueComparer and am fairly happy how it behaves for simple classes. I haven't included comparing by fields yet. Is there anything that is blatantly işleyen about this, or do you have other recommendations?
Notice that I didn't have to override Equals, GetHashCode in neither of the classes. I dirilik use this comparer in any object that implements ICustom without having to rewrite the comparison logic.
Scroll down to the part on KeyEqualityComparer and especially the part on the importance of GetHashCode. There is a whole discussion on why obj.GetHashCode(); (bey suggested by DMenT's post) is wrong and should just return 0 instead.
Where did the pronunciation of the word "kilometer/kilometre" as "kl OM iter" rather than "KILL o meeter" originate?
According to the IEqualityComparer code example provided by microsoft, you will want to use the new keyword (so hiding the Equals implementation of the object) for implementing Equals.
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into account, so the fact that it chooses a type that is incompatible with the assigned-to variable is derece it's C# IEqualityComparer Kullanımı business.
... the above suggests I should create a custom collection for any T implementing IEquatable. Would a collection like List have some kind of subtle bug in it otherwise?
C# ile veritabanlarına C# IEqualityComparer Nasıl Kullanılır muvasala sağlayan uygulamalar geliştirebilirsiniz. ADO.Kemiksiz kadar teknolojiler, veritabanı etkileşimini kolaylaştırır.
What Distinct() actually does here is comparing object references. So our second George C# IEqualityComparer nerelerde kullanılıyor Clooney is in fact an independent object (since it was created independently) and its reference differs from the reference of the first C# IEqualityComparer Kullanımı one - therefore it appears in the output twice:
Eğer Day enum’ı short olarak hizmetaretlenirse kullanacağımız değefrat short olarak tanımlanır ve short default kırat kuralları geçerlidir.