Why put method is idempotent?

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Can a java program have 2 main methods?

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What is binary search in java?

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What is hotjava?

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I have multiple constructors defined in a class. Is it possible to call a constructor from another constructor’s body?

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What do you understand by access specifiers in Java?

0 Answers   Genpact,

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Hi Every One I Have Small Doubt Please answer This???????????????????????????? I Want to use AbstractList class methods(java.util.AbstractList) My Program is import java.util.*; class DemoOne extends AbstractList { public static void main(String[] args) { AbstractList a=new DemoOne();//This One is Correct?? DemoOne a1=new DemoOne();//This One is Correct?? Both Are Not Working System.out.println("Hello World!"+a); System.out.println("Hello World!"+a1); } } Error IS: DemoOne.java:2: DemoOne is not abstract and does not override abstract method get(int) in java.util.AbstractList class DemoOne extends AbstractList AnyOne can Please Provide The Solution????????????????????????? Plzzzzzzz

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What is object data type?

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What is meant by serialisation and deserialisation?

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What is difference between add() and addelement() in vector?

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What is unicode?

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what are abstract functions?

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