What is fail fast in java?
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Does the order of public and static declaration matter in main method?
What is a treeset class?
Define jit compiler?
Explain about main() method in java ?
What does file separator do in java?
How many types of constructors are used in java?
I want to persist data of objects for later use. What’s the best approach to do so?
In how many ways we can create threads in java?
What are the access modifiers in java?
What is called module?
I have an HashMap object, which has with key and value pair. It has 10 keys and values in that object. Now the question is I want insert new key and value in middle or any where in that list but not at the end or at the top. Is it possible or not. If yes how can we achieve this one?
What is java util list?