What is difference between pointer and reference?
How is treeset implemented in java?
What if constructor is protected in java?
Is main an identifier?
What is more advisable to create a thread, by implementing a Runnable interface or by extending Thread class?
What does flagged out mean?
What is Overriding and how can it be used?
What is Collections API?
Can sleep() method causes another thread to sleep?
Why we use protected in java?
what is the use of pojo (plain old java objects)? how it is interact with crystal reports? pls urgent
What is the use of protected in java?
What is the difference between interpreter and compiling ?