What is class forname?
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Explain jvm, jre, and jdk?
What is string made of?
How do you sort an array in java?
Is singleton a bad practice?
When will we use class loader?
does core java and j2se both are same?
What is Locale class?
Hi Friends, can u give code to convert ArrayList to HashMap and HashMap to ArrayList.
can java object be locked down for exclusive use by a given thread? Or what happens when a thread cannot acquire a lock on an object? : Java thread
Does java isempty check for null?
What about interthread communication and how it takes place in java?
Can u write constructor in abstract.If yes den when it will be invoked.