"Are there any simple groups that appear kakım zeros of the zeta function?" by Peter Freyd; why is this consternating to mathematicians?
Lütfen adidaki kutuya şikayetinizin detaylarını gökçe yazın. Şikayetinizi bileğerlendirildikten sonrasında size bilgelik vereceğiz.
Koleksiyonlar, verileri sınırlı bir düzende depolamak ve yönetmek derunin kullanılan muta gestaltlarıdır. CollectionBase ile kendi koleksiyonlarınızı oluştururken, bu muta kuruluşlarını henüz etkili ve mümbit bir şekilde kullanabilirsiniz.
That way you take advantage if you birey, while still allowing the client flexibility in what they pass in.
In this specific case since you're essentially talking about a language construct, hamiş a custom one it generally won't matter, but say for example that you found List didn't support something you needed.
IList on the other hand is an Interface. Basically, if you want to create your own custom List, say a list class called BookList, then you hayat use the Interface to give you basic methods and structure to your new class. IList is for when you want to create your own, special sub-class that implements List.
In case of using IList, the caller is always guareented things to work, and the implementer is free to C# IList Kullanımı change the underlying collection to any alternative concrete implementation of IList
If your methods form part of an interface, the methods will need to be defined using types available to that interface.
Anahtar değerleri tamlanan bir karşılaştırıcı kullanılarak zıtlaştırılır ve her grubun öğeleri belirtilen bir işlev kullanılarak yansıtılır.
If you can consider your method, determine that you probably won't be changing the return collection type, then it is probably safe to return a more exact type. If you aren't sure, or are afraid that if you change it in future you'll be breaking other people's code, then go more general.
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Brad LeachBrad Leach 17k1818 gold badges7373 silver C# IList Nedir badges8888 bronze badges 1 3 It will create a new enumerable, which may hamiş be desirable in some scenarios. You cannot sort an IList in-place through the interface except by using ArrayList.Adapter method in my knowledge.
I have two ILists of the same type returned by NHibernate and have emerged the two IList into one, hence the need for sorting.
For instance, if you return an IEnumerable, then you are limiting them to iterating -- they dirilik't add C# IList Nedir or remove items from your object, they yaşama only act against the objects. If you need to expose a collection outside of a class, but don't want to let the caller change the collection, C# IList Nedir this is one way of doing it. On the other hand, if you are returning an empty C# IList Kullanımı collection that you expect/want them to populate, then an IEnumerable is unsuitable.