XyzWs Java FAQ
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- Why always override hashcode() if overriding equals()?
- What is 'instanceof'?
- What are method overloading and method overriding?
- Why am I getting unreported exception when the super class default constructor has a 'throws' clause?
- What is the difference between the 'bit-wise AND' and the 'conditional AND' operators?
- Does Java support multidimensional arrays?
- Why the fully qualified name of a static final variable is not allowed in static initialization block?
- What is the difference(or relation) between the Comparator and the Comparable interfaces?
- Can private method be overridden?
- What is the difference between implementing Runnable and extending Thread?
- Run time binding or compile time binding?
- How does a static method access instance variables?
- What is the difference between compile time error and run time error?
- Why doesn't Iterator work for my collection?
- Why does the autoboxing conversion sometimes return the same reference?
- When is an explicit object reference casting is required?
- Why narrowing primitive conversions from primitive long requires explicit casting?
- What is the difference between an abstract class and an interface?
- What are mutable objects and immutable objects?
- Can an overriding method have a different return type than the overridden method?
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