What is integer valueof?
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How to convert string to byte array and vice versa?
what is difference between interface and abstract class..?
what are literals in java?
What is meant by Session? Explain something about HTTP Session Class?
What are the different types of data structures in java?
How is treeset implemented in java?
Can we have try without catch block?
Can we sort hashmap in java?
Why is stringbuffer thread safe?
How many boolean functions are there?
What is stream api in java8?
Why java doesn’t support multiple inheritances?