Is null in java?
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Can we assign the reference to this variable?
How to create a thread in java?
Difference between == and .equals() ?
How do you decide when to use arraylist and linkedlist?
How many methods does cloneable interface contains?
What is a generic code?
Why collection doesn’t extend cloneable and serializable interfaces?
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?
what is meant by Byte code concept in Java?
How is a structure different from array ?
What is the difference between C++ & Java?
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What is integers and example?