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What is the Set interface? A Set interface is collection of element that can't be duplicated. Set interface comprise methods inherited from collection. It provides method
Java Is For Real Java has a lot of hype however much of it is deserved. Java is very well matched for many modern problems Using more CPU time and memory but less programmer
Due to impedance mismatch between relational technology and object you need to understand the progress of mapping classes (objects) and their relationships to tables and relationsh
Compare classes with C++ Some significant points to consider when defining a class in java as you probably noticed from above given skeleton are - There are no global
What is the difference between instance and object of a class? Few says both are same, then why java kept both the words for same thing?
Is data has weight and prove it.
Describe the relational operators in java? Java has six relational operators which compare two numbers and return a boolean value. The relational operators are , > , , >=
What is the difference between static and non-static variables? A static variable is associated with the class as a whole rather than with specific instances of a class. Non-st
What is the use of throws keyword ? Rather than explicitly catching an exception you can declare in which your method throws the exception. This passes the repsonsibility to h
i m confused what to take as a project for final year in information tech cn u suggest some of the topic of software
package test.padovanstring;public class PadovanString {public int stringOccurrences(int n, String str){if(n >= 40)return -1;if(str.replaceAll("X|Y|Z","").length()>0)return -1;String res=pad(n);return(res.length() - res.replaceAll(str,"").length())/(str.length());}public String pad(int n){if(n == 0) return "X";if(n == 1) return "Y";if(n == 2) return "Z";else return pad(n-2) + pad(n-3);}public static void main(String []args){PadovanString p = new PadovanString();System.out.println(p.stringOccurrences(21,"YZ"));}}
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