Why we use set in java?
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Why for each loop is used?
What is casting?
Why is the main method static in Java?
What is a type parameter in java?
what is mean by method signature?
What is the purpose of using break in each case of switch statement?
When should I use a singleton?
What is parsing a string?
What is the difference between static and global variables and also define what are volatile variables?
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Does java isempty check for null?
Difference String and String Buffer
Difference between String & StringBuffer
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