Does Call by reference Java supports? This is a very basic question asked in every interview and should known to each programmer also. Everyone says "no" as Java does not support pointers. No one actually see the address of the object in Java. No one can dream of call by reference without pointers with their …
Call by value and Call by reference Java Tutorial Read More »
1. Why java.awt.event package is to be imported when java.awt is already imported. Does java.awt not include java.awt.event also? 2. How many ways you can do scanf in Java? 3. Can a string be converted to byte, short, int, long, float, double, char and boolean? 4. What is instanceof keyword? 5. Why the methods of …
Ten questions for you, perhaps you are very much interested? Read More »
StringBuffer substring Java Pass By Reference Many petty methods exist with StringBuffer like substring(), setLength() and trimToSize() etc. These methods are not much used in regular programming. public class MiscellaneousMethods { public static void main(String args[]) { // using substring(), to extract part of a string StringBuffer buffer1 = new StringBuffer(“TajMahal”); String s1 = buffer1.substring(3); …
