Why hashset is used in java?
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What is a blocking method in Java?
perpare on factorypattern,linklist wothout using collection, (multitharding ie create producer/customer therad producer create Queue continuesly,consumer consume queue, consumer wait if queue is full,producer wait if queue is empty),diff betn sleep(1000)&wait(1000) these r the main Q ask in huawei(2008)
Where to store local variables?
A person says that he compiled a java class successfully without even having a main method in it? Is it possible?
What is anagram of a string?
What is hotjava?
Diff between Comparator and Comparable?
Are private methods final?
Is there any sort function in java?
What is Ideal Design of Class?
Why should I use abstract class?
How to convert String into primitive datatype.