What is a singleton class? Give a practical example of its usage.
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Q) I have a ArrayList object, in that object i have added 5 integer values, 5 float values, 5 string values. Now question is how can delete particular type of data ( i.e all int values or all float values or string values) in that list object at a time?
What are the advantages of exception handling in java?
What is local variable and instance variable?
What is final, finally, finalize?
What is thread safe singleton?
aabccdee Find the used alphabets as abcde ?
What class is used to create Server side object?
Why runnable interface is used in java?
what is platform independence in java?
How do you do math powers in java?
What is math exp in java?
Can we declare variables inside a method as Final Variables?