What is used of static keyword in java?
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Can an arraylist be empty?
What is the maximum size of hashmap in java?
What is oops in java?
Why java is made?
How to re-get an object that is collected by garbage collector?
Difference between predicate, supplier and consumer ?
This abstract class is correct ? abstract class A { public abstract void Disp(); public abstract void B() { } public absract virtual C() { } }
Can we overload the constructors?
How do you override a variable in java?
What are init(), start() methods and whey they are called?
What is nullpointerexception?
How is hashcode calculated in java?