Are generics important java?
What is nullpointerexception?
How do you sort a set in java?
What does exclamation mean in java?
In collection sorting comparable and comparator interface will be used..but why this two interfaces required..two will work same purpose so why there are two interfaces instead of one?when to use comparator and when to use comparable?
Why java is used everywhere?
if two references are having same hash codes,is that means those are refering to same object?
What is the use of ?this??
What is string in java with example?
what is difference betweem home interface and remote interface?
Can arraylist hold different types java?
how to connect two diffrent applet files
Why set do not allow duplicates in java?