Explain the creation of a thread-safe singleton in Java using double-checks locking
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Regarding Hr discussion didn't talk about compensation acception.
Write a method to display the average of a given array.
Comment gérez-vous les exceptions dans vos programmes Java ?
Can you tell me the difference between checked exception and unchecked exception?
Has usado alguna vez, nodejs
class Program { static void Main(string[] args) { B obj = new B(); Console.ReadKey(); } } abstract class A { public A() { Console.WriteLine("This is the A class"); //calc(); } public abstract void calc(); } class B : A { public B() { Console.WriteLine("This is the B class"); } public override void calc() { Console.WriteLine("This is the abstract methode"); } } Questions: 1. What will be printed on the console? 2. what will be printed to the console if we remove this "//" before the calc() in the contractor of class A;
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