Is null or empty java?
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What is exception propagation?
how can u create the object with out new operator
What is difference between hashset and hashmap?
What is the purpose of the system class in java?
What is your platform?s default character encoding and how to know this?
Can a vector contain heterogenous objects?
What is a short in java?
Can a class be defined inside an interface?
What is an object in java and how is it created?
What is singleton class in java and how can we make a class singleton?
What is Java Shutdown Hook?
difference throws and throw in java