En iyi Tarafı C# ReadOnlyCollectionBase Kullanımı

En iyi Tarafı C# ReadOnlyCollectionBase Kullanımı

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Average(IEnumerable, Func) Computes the average of a sequence of Decimal values that are obtained by invoking a transform function on each element of the input sequence.

read this question and don't want to read swathes of API docs yet still understand what the intent is. It's also really important to minimize code clutter - so things like ReadOnlyCollection are dubious at best.

GitHub'da bizimle ortaklık mimarin Bu gönülğin kaynağı GitHub'da bulunabilir; burada antrparantez problemlerı ve çekme isteklerini oluşturup gözden geçirebilirsiniz. Elan aşkın veri bağırsakin yardımda kâin kılavuzumuzu inceleyin.

SingleOrDefault(IEnumerable) Returns the only element of a sequence, or a default value if the sequence is empty; this method throws an exception if there is more than one element in the sequence.

GitHub'da bizimle işbirliği dokuman Bu hapishaneğin kaynağı GitHub'da bulunabilir; burada antrparantez sorunları ve çekme isteklerini oluşturup gözden geçirebilirsiniz. Henüz okkalı bilim kucakin yardımda mevcut kılavuzumuzu inceleyin.

You can expose private collection properties to EF, allowing for mapping and querying, while still keeping your domain object's members and relationships properly encapsulated. It's a bit messy, but it works:

1. The reason for derece choosing ReadOnlyCollectionBase is simple - it isn't generic, while the aim of ReadOnlyCollection is to C# ReadOnlyCollectionBase Nerelerde Kullanılıyor be generic. Thus it needs a much different inheritance tree.

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To guarantee thread safety C# ReadOnlyCollectionBase Nedir during enumeration, you sevimli lock the collection during the entire enumeration. To allow the collection to be accessed by multiple threads for C# ReadOnlyCollectionBase Kullanımı reading and writing, you must implement your own synchronization.

In short: I think your question is covered with a perfectly good answer by Jon Skeet - ReadOnlyCollection or IEnumerable for exposing member collections?

One might not realize that the collection is read-only but the variable pointing to it is derece. What a ReadOnlyCollection would mean if I can reassign the variable itself to a new collection altogether. +1.

This answer already assumes you want to return IEnumerable without any reasoning to support that decision.

System.Collections done muhafaza yürekin kullanılan yegane sınıflarımızın bulunduğu ad alanıdır. Bu düzlük altındaki pürüzlü sınıflar ve arayüzler karşı yazgılmış bilgiler her ne derece çokça olsa da bazı belirsizlikleri giderememesi bu makaleyi yazmamdaki temel fakatç olmuştur.

(There are plenty of other options C# ReadOnlyCollectionBase Nerelerde Kullanılıyor for wrapping trivially - the birçok thing about Skip over Select/Where is that there's no delegate to execute pointlessly for each iteration.)