Why do we need a constructor in OOP? - Stack Overflow
Oct 17, 2014 · The constructor IS the "Initialize function" Rather than calling two functions object = new Class; object.initialize(); You just call object = new Class(); The logic inside the …
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 …
What's the difference between an object initializer and a …
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 …
C++, What does the colon after a constructor mean?
May 7, 2010 · An initializer list is how you pass arguments to your member variables' constructors and for passing arguments to the parent class's constructor. If you use = to assign in the …
Using 'this' keyword in Java constructors - Stack Overflow
I am confused with the this keyword in Java. If a class has two constructors and we use the this keyword in some method, the object represented by this is instantiated using which of the two …
c++11 - Delegating constructors in c++ () or {} - Stack Overflow
Oct 17, 2015 · Initialization values can be specified with parentheses or braces. Braces initialization was introduced with C++11 and it is meant to be "uniform initialization" that can be …
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. …
Can a struct have a constructor in C++? - Stack Overflow
45 As the other answers mention, a struct is basically treated as a class in C++. This allows you to have a constructor which can be used to initialize the struct with default values. Below, the …
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 …
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 …