How do singleton patterns work?
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What happens if we don’t define serial version uid?
What services that container provides?
State the difference between strings and arrays.
What is a nested structure?
How to Sort list of Strings in ascending order without using java api.
Why stringbuffer is faster than string?
What is the maximum length of a url?
if arraylist size is increased from initial size what is the size of arraylist...suppose initial is 100 , if i add 101 element what is the size...
What is difference between module and function?
What is sorting in java?
How to optimize the javac output?
Does java set allow duplicates?