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Super() Constructer:
It is used to call constructor of parent class.
Should be the first statement in the body of constructor.
Using this we can access private variables in super class.
A palindrome is a string that reads the same from both the ends. Given a string S convert it to a palindrome by doing character replacement. Your task is to convert S to palindrome
Explain about the Static classes A class can have static variables and methods. Static methods and variables are associated with class itself an
Implement the compare method of the following class RectangleComparator. The method compares two rectangles. The method should return: A positive integer if the area of the first r
Design pattern : As you may look from the diagram given below, containers collect components. Sometimes you want to accumulate a container to another container. So, a container co
What are object/relational mapping integration module? Ans) Spring also supports for using of an object/relational mapping (ORM) tool over straight JDBC by giving the ORM module
Problem : (a) One problem encountered when designing web applications is that HTTP is a "stateless" protocol. Describe two general approaches to solve the statelessness probl
Write a Java class that generates a random integer (between 1 and 250). Call the class GenKeys. GenKeys should have a least one method that returns the integer random number. Gen K
how to retrieve multiple records randomly from a file and store it in another file
Explain continue statement with example? It is sometimes essential to exit from the middle of a loop. Sometimes you'll need to begin over at the top of the loop. Sometimes you'
A J2EE component is a self-contained functional software unit that is assembled into a J2EE application with its related files and classes and interacts with other components. The
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