Why is singleton class used?

0 Answers  

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What is command line argument

0 Answers   TCS,

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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

3 Answers  

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what us Dyna action form?

4 Answers   Aithent Technologies,

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Explain restrictions on using enum?

0 Answers  

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Can a lock be acquired on a class in java programming?

0 Answers  

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What is data movement?

0 Answers  

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What is an enumeration?

0 Answers  

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What is the difference between error and an exception?

0 Answers  

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Can a static method be overridden in java?

0 Answers  

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Explain the features of interfaces in java?

0 Answers  

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What is type safety in java?

0 Answers  

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