Why do we use string?

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What is the difference between and ?

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write a class to input 2 points by the user & check the line maked by the points is horizontal,vertical or rectangle?

1 Answers  

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What is java life cycle?

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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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how can we synchronize Hash map?

3 Answers   CTS,

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Can we have static methods in an interface?

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How do you square a number?

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What is string :: npos?

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IS method overriding is Duplication of Methods?

5 Answers   CybAge,

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write a program to create an vector with string(add,remove) operation.and value should be enter through keyboard.

0 Answers   Axcend,

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When a lot of changes are required in data, which one should be a preference to be used? String or stringbuffer?

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