Is string thread safe in java?
In which way does a Primitive data type is passed ?
what is actual real time using of oops concepts in projects(Interface,polymorphism.abstraction.........)
What is a substitution variable?
What package is math in java?
Tell me the Importent classes in net package?
Can any one say how will sort map objects in java?
why pointer is not used in java?
Why do we use threads in java?
when to for abstract class and when to go for interface
What are the changes in java.io in java 8 ?
Which class is the immediate superclass of the Container class?
Can a class have multiple subclasses?