What does serializing data mean?
Is it possible to do method overloading and overriding at a time
What is the range of a character variable?
Can we use different return types for methods when overridden?
How do you do descending order in java?
Does collectionutils isempty check for null?
What is the use of :: in java?
What is a line break?
What is static block?
why we import both packages java.awt.*; and java.awt.event.*; as java.awt.*; can import all classes na. then what is the need of importing java.awt.event.*; ?
what is the difference between String s="hello"; and String s=new String("hello");?
Is zero a natural number?
What is the default size of arraylist in java?