Is singleton thread safe in java?
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What is array and arraylist in java?
What will be the initial value of an object reference which is defined as an instance variable?
What are byte codes?
Give us a program to check for parenthesis matching using stack.
What is a boolean flag in java?
What is java and its types?
What is the difference between int and integer in java?
Name the types of 'priority'?
can any one tell me when do u go for inheritance and polymorphism
there are N number of matchboxes numbered 1...N.each matchbox contain various number of stick.Two player can alternatevely pick some amount of stick from the higest stick containing box . The player is condidered win if there is no stick after his move.Find the final move so that the move player win. Note:In case the number of stick is equal ,pick the stick from the higest numbered box.
When should the method invokelater() be used?
What is collection class in java?