What is an abstract method in java programming?
How many types of design patterns are there?
What are Brief Access Specifiers and Types of Access Specifiers?
Can an interface implement another interface?
System.out & System.in are final static data member of System class but we can change there reference through setOut() & setIn() method how...
What are the advantages of inner classes?
How to convert string to char and vice versa?
Why should I use abstract class?
What is the synchronized method modifier?
What is a stringbuilder?
Which is faster call by value or call by reference?
which class is the wait() method defined in? : Java thread
how to write a server program and sending the mails to the server using smtp protocol please help me