what is the main usage of an abstract keyword?please follow the program class A { void display() { System.out.println("hai"); } void print() { } } class B extends A { void print() { System.out.println("Hello"); } } In this program i was gives the implementation of print() according to my requirements in subclass.And there is no definition in superclass then why we can use abstract keyword before a method that i want to gives definition in other classes,is any mistakes in the above usage of method?
what will we require to build project with the help of oracle
what are the missinschema properties and should we pass primary key in select command
hoｗ ｔo check single or double byte in struts
Always use scope terminator like End-If with IF, End- Evaluate with Evaluate statement.Can somebody explain me the detail logical explanation?
Do not use more than 3 nested IF. Use Evaluate statement in case of more IF required. Please give a detail explantion besides readability and clarity for Evaluate stmt.
Q2. A memory location has physical address D5687h. Compute: a. The offset address if the segment number is D445h. b. The segment number if the offset address is B577h.
how to fin top two miximum values in sql? not 2nd both max value of 1st and 2nd both have to find out
Define Form modules, Class modules and Standard modules
Write a program that prints the numbers from 1 to 100. But for multiples of three print "Fit" instead of the number and for the multiples of five print "Bit". For numbers which are multiples of both three and five print "FitBit".
What is WEB 3.0? What are the features their in WEB3.0
i want to improve my english vocab for racking campus written exam plz tell me best book for prepration......
if 3 duplicate records, by keeping one original and one duplicate record, and how to delete remaining 2 duplicates in sql server 2008
Definition of Singleton Class? what is the Purpose of it? what is the advantage?
could u please also write an example of a code that involves instances from an abstract class just as u did for interfaces because u said it could also work which i really doubt. thanks
