Is java se free?
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What are the advantages of passing this into a method instead of the current class object itself?
What is the reason behind using constructors and destructors?
What is floor in java?
What do you mean by singleton class in java?
How to sort array in descending order in java?
what is the difference between process and thread? : Java thread
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2) Suppose there are 5 directories having lot of files (say txt files) in each directory. 2 things :- 2.1) You want to search for filenames which have a particular pattern. 2.2) Out of these filtered files you want to search for a particular keyword or a search string. How can you achieve this?
what is meant by multicast?