What is the difference between stringbuffer and stringbuilder class?
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Why non nested classes in java are not having marked as protected access specifier
Can we sort hashset in java?
What is the static block?
Where import statement is used in a java program?
What is the purpose of having the concept of overloading?
What is final?
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steps to connect with Oracle Databse using TYPE-2 Jdbc driver.
how to know the total memory occupied by the objects in the ArrayList(Array list may contain duplicate objects)
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