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  1. What's the difference between an object initializer and a constructor?

    A constructor is a defined method on a type which takes a specified number of parameters and is used to create and initialize an object. An object initializer is code that runs on an object after a constructor …

  2. function - Purpose of a constructor in Java? - Stack Overflow

    Nov 13, 2013 · A constructor is used to create an instance of the class Card. And you'll need to call it 52 times to have 52 cards: new Card(1, "hearts"), etc. Now each instance of Player (you also need a …

  3. How can I invoke asynchronous code within a constructor?

    Apr 16, 2017 · At the moment, I'm attempting to use async/await within a class constructor function. This is so that I can get a custom e-mail tag for an Electron project I'm working on. …

  4. What are the rules for calling the base class constructor?

    Apr 4, 2021 · 1189 Base class constructors are automatically called for you if they have no argument. If you want to call a superclass constructor with an argument, you must use the subclass's constructor …

  5. oop - Constructors in JavaScript objects - Stack Overflow

    Jul 11, 2009 · Using Nick's sample above, you can create a constructor for objects without parameters using a return statement as the last statement in your object definition.

  6. When is it right for a constructor to throw an exception?

    The constructor's job is to bring the object into a usable state. There are basically two schools of thought on this. One group favors two-stage construction. The constructor merely brings the object into a …

  7. Can a struct have a constructor in C++? - Stack Overflow

    In C++ the only difference between a class and a struct is that members and base classes are private by default in classes, whereas they are public by default in structs. So structs can have constructors, …

  8. c# - Call asynchronous method in constructor? - Stack Overflow

    Apr 14, 2014 · By making the constructor private and keeping the static method within the same class we have made sure that no one could "accidentally" create an instance of this class without calling …

  9. Constructor overload in TypeScript - Stack Overflow

    Oct 3, 2012 · I want to do constructor overloading in TypeScript. On page 64 of the language specification (v 0.8), there are statements describing constructor overloads, but there wasn't any …

  10. constructor - C# member variable initialization; best practice? - Stack ...

    May 27, 2015 · One can then avoid calling the constructor except through factory methods which in case of exception will call Dispose on the partially-created object. This protection will allow for cleanup of …