What is a boolean in java?
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how to know the total memory occupied by the objects in the ArrayList(Array list may contain duplicate objects)
Is class forname reflection?
What is contractor means and methods?
Explain about arraylist?
why is S capital in System.out.println ????
In the HashMap, we know the values but we dont know the key, then how can we get the key from HashMap ?????
Realized?
Does java trim remove newline?
Where are variables stored?
What is getclass () getname () in java?
Which programming language is best in future?
What is difference between overloading and overriding?