How do you avoid global variables?
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What kind of variables a class can consist of?
Who developed java?
What do you mean by platform independence of Java?
What is the difference between the paint() and repaint() methods in java programming?
What is the need to implement Serializable interface (with no methods) for objects which are to be serialized ? We can write our own functionality which writes objects to streams then why we need to implement and tell JVM that which objects can be serialized.
Is there any case when finally will not be executed?
what is d difference between deep cloning and shallow cloning in core java?
What is not thread safe?
What are the types of collections in java?
a thread is runnable, how does that work? : Java thread
What is the difference between Java and C++?
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What is hash method?