What is the difference between replace and replace all?
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What is the purpose of the strictfp keyword?
Can variables be used in java without initialization?
What are the main concepts of oops in java?
What is empty string literal in java?
Does substring start with 0?
What's the difference between comparison done by equals method and == operator?
What do you understand by private, protected and public?
Why do we need main method to execute a java program?
What is the code inside the public void actionPerformed(ActionEvent ae) override method in Applet [ Condition:- you have one TextField and One Button , you have to enter any color name inside the TextField, when you click on Button Your background will change according to your input color name]
Is java a software?
Name the methods in mouse listeners ?
Is string is a keyword in java?