How to begin a variable name with a number, How to Begin a Variable Name wi...

How to Begin a Variable Name with a Number? If you need to starts a variable name along with a digit, prefix the name you'd like to have (e.g. 8ball) along with an underscore,

Explain the term array and scope of variable, Explain the term array and Sc...

Explain the term array and Scope of Variable? Defining the space in that a variable is effective is known as describing the scope of a variable. A variable can be either local

Explain about the performance aspects of core java, Performance of interpre...

Performance of interpreted byte codes is sufficient but it can be improved much more than that. Byte codes are changed into machine language within no time, this speed of implement

Method overriding, how to write method overriding and example programe

how to write method overriding and example programe

Opps Concepts, 300 words on oops and 1 program for each concepts

300 words on oops and 1 program for each concepts

Digital clock, how to Using polymorphism to write a program to display digi...

how to Using polymorphism to write a program to display digital clock?

Basic differences b/w dynamic and a static include,

Relation between stack and heap, Relation between Stack and Heap Stack ...

Relation between Stack and Heap Stack and heap are two significant memory areas. Primitives are created on the stack whereas objects are created on heap. This will be further c

What is jms client, An application or procedure that produces and/or receiv...

An application or procedure that produces and/or receives messages.

Array, public class Tester { static void test(int[] a) { int[] b = new in...

public class Tester { static void test(int[] a) { int[] b = new int[2]; a = b; System.out.print(b.length); System.out.print(a.length); } public static void main(String[] arg