What is super?
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I need to know about complete topic in java's collections i with an examples
What is entry in java?
Can you extend main method in java?
suppose in a class there is a code like this: { Set hs=new Hashset(); hs.add(new Emp("kathy",1000)); hs.add(new Emp("kathy",2000)); } how can u avoid the above code in your class as set won't allow duplicate objects?
Is null false in java?
What is difference between module and function?
What is an accessor?
Why do we need strings in java?
How many bytes are a float?
What are blocks?.
What are some alternatives to inheritance?
What is string substring?