What is difference between add() and addelement() in vector?
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How do you check whether the list is empty or not in java?
Explain final, finalize() and finally?
Can we print null in java?
Will set allow duplicates in java?
There is a Banking application. It has 2 types of account, Savings and Current. Write a method calculateInterest by passing an ArrayList of these account objects and calculate Interest accordingly. Write code for this situation
what release of java technology are currently available what do they contain?
What is the difference between equals() and == 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?
How hashmap increases its size in java?
What is dynamic array in java?
What is the difference between variable declaration and variable initialization?
How does finally block differ from finalize() method?