What is null object in java?
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What is meant by bytecode?
What are facelets templates?
. Explain Java String Pool.
How two different class threads communicate with each other?. send example code.
What is variable argument in java?
Why is the singleton pattern considered to be an anti pattern?
How to split arraylist elements in java?
What is lambda programming?
What is the main purpose of serialization in java?
What are the performance implications of interfaces over abstract classes?
Explain how to convert any java object into byte array.
When should I use singleton?