How do you use find and replace?
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What are recursive functions? Give some examples?
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Can we have try block without catch block?
Break statement can be used as labels in java?
What is the main function in java?
Explain the different forms of polymorphism?
What is getclass () getname () in java?
Is vector synchronized in java?
What will be the output of the program? public class Test { public static void main(String args[]) { ArrayList<String> list = new ArrayList<String>(); list.add("2"); list.add("3"); list.add("4"); list.add("5"); System.out.println("size :"+list.size()); for(int i=0;i<list.size();i++) { list.remove(i); } System.out.println("size after:"+list.size()); } }
what is meant by multicast?
What is interface and its use?
In the HashMap, we know the values but we dont know the key, then how can we get the key from HashMap ?????
What is increment in java?