How to implement or use the singleton class in java?

3 Answers  

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Is it Mandatory to map each pojo class variable with table column in Hibernate? Is there any alternative to skip some of those? Thanks in advance...

2 Answers   Span Systems,

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What are the types of java collections? : java collections

0 Answers  

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where is JNDI being used in java platform?

2 Answers  

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What are the different types of ways where you can iterate over a list? : java collections

0 Answers  

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What is the servletcontext listener and what is JspContext and page context pls tell in simple words.

1 Answers   IBM,

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Should we create system software ( e.g operating system ) in java ?

0 Answers  

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What is markup language?

1 Answers  

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How to call the m1() method of Base class in below snippet ? class Base { public void m1() { System.out.println("Base m1 "); } public void m2() { System.out.println("Base m1 "); } } ====================== class Derived extends Base { public void m1() { System.out.println("Derived m1"); } public void m3() { System.out.println("Derived m3"); } public static void main(String[] args) { Base ob=new Derived(); ob.m1(); //System.out.println("Hello World!"+ob.m1()); } }

6 Answers   Cap Gemini, TCS,

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What are the types of interface used in the java collections? : java collections

0 Answers  

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my interviewer asked me what technical specification you used how to answer that question

0 Answers  

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how to delete cookie information?and when it will delete?

3 Answers   SolutionNET,

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