where singleton classes are used in j2ee web application.can
we use it for connection pooling.
static inner classes means..?
how we can write the string concatenation program in java.
What is static and a non-static inner class?
How can you add and remove nodes in jtree?
What are the concepts of 'OOPS'?
Difference between overloading and overridding?
What is unicode with example?
In java how do we copy objects?
What are the Abstract Classes provided by Java?
What is an iterator java?
What is the final variable?
What happens to the Exception object after handling an exception?