What is anti pattern in cyber security?
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What do you mean by Hash Map and Hash Table?
What is the use of static methods?
Why is an interface be able to extend more than one interface but a class can’t extend more than one class?
Can abstract class have private constructor?
Suppose there is an Online shopping cart application having different objects like Cart, SelectionItem, Billing, COnfiguration, Authentication, Authorization, PersonalDetails etc. Out of this which one can be made a singleton pattern and why?
where is .equals() method and how is it different from == operation <giving some confusing implementation> Is hashing related to these?
What is a two-pass assembler?
In how many ways we can do synchronization in java?
Give a briefing on the life cycle of a thread.
Can I declare a class as private?
Can a list be null in java?
Give me some null interfaces in java?