What is the use of string and stringbuffer?
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What is variable and constant explain with example?
Why volatile is used in java?
question on Thread synchronization
What is I/O Filter?
What are exceptions
we have two threads..both the threads are reading the data.. is there any need of synchronization there?...justify it?
You're given a Boolean 2D matrix, can you find the number of islands?
What is module in oop?
What are void pointers?
Is string serializable in java?
What is a method vs function?
what is finalmethod & final variable with example?