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  1. 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 …

  2. Java default constructor - Stack Overflow

    Dec 20, 2010 · What exactly is a default constructor — can you tell me which one of the following is a default constructor and what differentiates it from any other constructor? public Module() { …

  3. java - Should I initialize variable within constructor or outside ...

    When I use Java based on my C++ knowledge, I love to initialize variable using the following way.

  4. class - Java :Setter Getter and constructor - Stack Overflow

    Jul 30, 2013 · The constructor is used to initialize the values at the time of object creation. For example the default value of the int is 0. If you want to create a instance with the value of int …

  5. java - Why default constructor is required in a parent class if it has ...

    My understanding is that the default constructor is an implicit parameterless constructor. It is only automatically added to a class when no other constructors exist. This would indicate an …

  6. java - Can a class have no constructor? - Stack Overflow

    Dec 8, 2012 · Java does not actually require an explicit constructor in the class description. If you do not include a constructor, then the Java compiler will create a default constructor with an …

  7. java - Why do this () and super () have to be the first statement in …

    Jul 23, 2009 · The parent class' constructor needs to be called before the subclass' constructor. This will ensure that if you call any methods on the parent class in your constructor, the parent …

  8. java - Why call super () in a constructor? - Stack Overflow

    May 9, 2012 · 0 as constructor is not a part of class, so while calling it cannot be implemented, by using SUPER () we can call the members and memberfunctions in constructor.

  9. Do I really need to define default constructor in java?

    Jan 10, 2017 · A default (no-argument) constructor is automatically created only when you do not define any constructor yourself. If you need two constructors, one with arguments and one …

  10. java - Is it unnecessary to put super () in constructor ... - Stack ...

    Sep 15, 2015 · Default constructor: the public no-args constructor added by the compiler when there is no explicit constructor in the class. So all classes have at least one constructor. …