What is stringjoiner ?
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What does serializing data mean?
write a program that list all permutations of ABCDEF in which A appears before B?
Differentiate between a constructor and a method? Can we mark constructors final?
Can we override the overloaded method?
Difference between flush() and commit() in hibernate?
How to prevent to create multiple objects of a java class?
Explain the difference between protected and default access.
Can we sort arraylist in java?
What is the use of flag?
What is a buffer in computer?
How many ways can an argument be passed to a subroutine and explain them?
What are wrapper classes?