What is square root in java?
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how to connect two diffrent applet files
What is the use of volatile in java?
What class allows you to read objects directly from a stream?
when asub class inherits a super class and overrides a public method of super class in sub class(public method in super class). why these methods needs to be public in sub class. (otherwise compile time error).
class A{ m2(){ } } class B extends A{ m2(){ } } class c extends B{ m2(){ } } class my_class extends c{ m2(){ } pulic static void main(){ ...My_class a = new my_class(); super.super.super.m2(); is this is leagal if not find what is the legal procedure in order to call A's version of m2(); }
Is a class subclass of itself?
What is scope of a variable?
What is the use of callablestatement?
What is array in java?
Why is java not 100% pure oops?
where is .equals() method and how is it different from == operation <giving some confusing implementation> Is hashing related to these?
How do you test a method for an exception using junit?