What is wrapper class example?
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what is mean by ooad? where we are using? can you tell me any real time example?
What is the difference between the reader/writer class hierarchy and the inputstream/outputstream class hierarchy in java programming?
what is the use of clone method? why user cant overwrite in sub class without its proper defination.
What is the difference between yielding and sleeping in java programming?
System.out & System.in are final static data member of System class but we can change there reference through setOut() & setIn() method how...
How can we achieve thread safety in java?
What is an association?
what is difference between length and length()?
Can we increase size of array?
What is the use of ?this??
What is yielding and sleeping? how they different?
Explain heap sort?