What is purpose of keyword void?
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What is a default method?
Can we split string with in java?
What is double parsedouble in java?
what is purpose of collections.unmodified() method..?
Why is java so popular?
waht You know about thread programming?
What is the abstract class?
How to declare an arraylist in java?
Why pass by reference is not possible in java?
Which is a valid identifier?
Why is stringbuffer thread safe?
Hi Friends, can u give code to convert ArrayList to HashMap and HashMap to ArrayList.