delegates Archives - IT Nursery

C#, Programming

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delegate keyword vs. lambda notation

Once it is compiled, is there a difference between: delegate { x = 0; } and () => { x = 0 } ...

June 3, 2022
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Java, Programming

IT Nursery

Java Delegates?

Does the Java language have delegate features, similar to how C# has support for delegates? 15 Answers 15

May 28, 2022
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Unsubscribe anonymous method in C#

Is it possible to unsubscribe an anonymous method from an event? If I subscribe to an event like this: void MyMethod() { Console.WriteLine("I ...

May 23, 2022
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What are the differences between delegates and events?

What are the differences between delegates and an events? Don’t both hold references to functions that can be executed? 11 Answers 11

May 11, 2022
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When & why to use delegates? [duplicate]

This question already has answers here: Where do I use delegates? [closed] (8 answers) Closed 8 years ago. I’m relatively new in C#, ...

May 8, 2022
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How can I make a weak protocol reference in ‘pure’ Swift (without @objc)

weak references don’t seem to work in Swift unless a protocol is declared as @objc, which I don’t want in a pure Swift ...

April 30, 2022
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How do I create delegates in Objective-C?

I know how delegates work, and I know how I can use them. But how do I create them? 19 s 19 An ...

April 22, 2022
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Func vs. Action vs. Predicate [duplicate]

This question already has answers here: Delegates: Predicate vs. Action vs. Func (8 answers) Closed 7 years ago. With real examples and their ...

April 20, 2022
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Pass Method as Parameter using C#

I have several methods all with the same parameter types and return values but different names and blocks. I want to pass the ...

April 20, 2022
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Why would you use Expression rather than Func?

I understand lambdas and the Func and Action delegates. But expressions stump me. In what circumstances would you use an Expression<Func<T>> rather than ...

April 15, 2022
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