What is percentage in java?

0 Answers  

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import java.io.*; class Demo { public static void main(String args[]) { File f=new File("1234.msg"); String arr[]=f.list(); System.out.println(arr.length); } }

3 Answers   IBM, Ramco,

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Which is illegal identifier in java?

0 Answers  

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how a programmer confirms that the data submitted has been succesfully inserted into the database(either oracle or my sql).. How a programmer confirm if there is any problem with the program he wrote for insertion... ANS:--- >executeupdate method is having boolean return type, if anything goes wrong in data insertion or data updation, it would return false. otherwise, if it successfully inserts data into the database, it would return true NOW HOW TO I CHECK IN MY DURING EXECUTION WHETHER IT RETURNS TRUE OR FALSE... WELL IT WILL DISPLAY ANY MESSAGE OR NOT

0 Answers   Google,

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What is Locale class?

1 Answers   MySoft,

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What is indexof?

0 Answers  

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What is Java Classloader?

1 Answers   Phantom Technologies,

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What is the difference between Stream Reader and Stream Writer?

4 Answers  

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as we know a static method could access static data and static method only. then how could main method call the object of aclass which is not static and other non static data

1 Answers  

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What is the difference between interpreter and compiling ?

7 Answers   TCS,

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How to sort an array in java without using sort method?

0 Answers  

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What is methods in java?

0 Answers  

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