What is autoboxing and unboxing?
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What is hotjava?
What is functional interface in java example?
what is difference between servletconfig and servletcontext?
Can a abstract class be defined without any abstract methods?
Explain about sets?
What is Collection interface?
Write a program to print all permutations of string?
Q) I have a ArrayList object, in that object i have added 5 integer values, 5 float values, 5 string values. Now question is how can delete particular type of data ( i.e all int values or all float values or string values) in that list object at a time?
What classes of exceptions may be thrown by a throw statement?
What is a singleton in genetics?
What are listeners in java and explain ?
What is a java applet? What is an interface?