Why hashset is used in java?
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Can we call the Thread.sleep in Synchyronozed block?
why would you use a synchronized block vs. Synchronized method? : Java thread
Explain which of the following methods releases the lock when yield(), join(),sleep(),wait(),notify(), notifyall() methods are executed?
What restrictions are placed on method overloading?
Why Java is not purely object oriented?
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How to convert string to byte array and vice versa?
What is the difference between the program and the process?
What is the size of arraylist in java?
Is java developer a good career?
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Where are register variables stored?