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How to refresh a webpage automatically
How to refresh a webpage automatically,without using f5 key in key board
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Common Design Pattern
What is command design pattern? Explain this pattern based on below scenario
Map m=new HashMap(); HashMap m=new HashMap();
What is difference between Map m=new HashMap(); HashMap m=new HashMap();
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Java-Class variable Vs Instance variable
Some body please tell me what is the difference between class variable and instance variable???
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Singleton class examples
What is singleton class? Explain with an example?
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What is singleton class?
What is the exact use of singleton class?Just using private class constructor makes it a singleton class?
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J2EE Interview Questions
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