Why arraylist is used in java?
What is more advisable to create a thread, by implementing a Runnable interface or by extending Thread class?
what is difference between set and list in collection?
What is javac_g?
What is a singleton puppy?
Which is bigger double or float?
what is the difference between a java object reference and c++ pointer?
What is a databasemetadata?
system.out.println(1 + 3);
What are the actions that can occur when a thread enters blocked state?
What does %d do in java?
Can you call a constructor within a constructor?
What is the use of arraylist in java?