How do you reverse a list?
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what is the reason behind non static method cannot be referenced from a static Context?
Can a singleton class be inherited?
What is difference between hashset and hashmap in java?
what is mean by ooad? where we are using? can you tell me any real time example?
How will you measure that int takes up only 32 bits in memory?
What do you mean by scope of variable?
what is the use of Clonable,and serializable interface?
What modifiers may be used with a top-level class?
How do you call a reference in java?
what is mena by object block any what is the use of that
What is nested interface?
How do you declare a string variable?