When should I use singleton?
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what is synchronization and why is it important? : Java thread
What is numeric promotion?
What is the difference between serializable and externalizable interface?
What is the difference between interpreter and compiling ?
Discuss about garbage collector in Java.
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Why is it called buffering?
WHAT IS THE SCOPE FOR COREJAVA...? IS JAVA ONLY CORE JAVA ?
How do I know if java is installed?
write a class to input 2 points by the user & check the line maked by the points is horizontal,vertical or rectangle?
How can we find size of the object ?
What is tree node in java?
Why singleton pattern is better than creating singleton class with static instance?