What is an immutable class?
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What's the purpose of static methods and static variables?
Do you know why doesn't the java library use a randomized version of quicksort?
What is linkedlist in java?
What is the difference between heap and stack memory?
What is difference between variable declaration and definition?
When should the method invokelater() be used?
What is singleton pattern?
Differentiate between the constructors and methods in java?
which class is the wait() method defined in? : Java thread
How can you avoid serialization in child class if the base class is implementing the serializable interface?
What is a linkedhashmap java?
What are the restrictions imposed on method overriding?