Package1 and Package2 both have a method name lets say "methodA" with different implementation. When I import both the packages in a java class how can I use both the methods?
7 10241Why Static variable required in java?For ex,class A { static int a; int b; } Why static is required?
5 7981In collection sorting comparable and comparator interface will be used..but why this two interfaces required..two will work same purpose so why there are two interfaces instead of one?when to use comparator and when to use comparable?
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Define nuclear pollution?
