XyzWs Java FAQ
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- How to access inner class in an interface?
- Why it doesn't compile when an inner class has a method of the same name (but different signature) as that of its enclosing class?
- How to import classes that are in the 'default' package?
- Is a class subclass of itself?
- What does the final modifier mean on a method parameter?
- What are braces in Java for?
- Why equals() can be true even if it's comparing two different objects?
- What are the differences between System.gc() and Runtime.gc()?
- How to use keyword 'this' in an inner class?
- Why a protected member of a superclass can't be accessed from a subclass by using a superclass' reference?
- Does JVM throw Exceptions for Floating-point arithmetic operations?
- Must all final variables be compile time constants?
- Why it is not required to declare the exceptions declared in the superclass' method when overriding it?
- Can I use variables in case clauses in the switch statement?
- When should I use volatile modifier?
- Can an array of primitive types be casted to an array of object reference?
- Why Interface is useful?
- When to use abstract classes?
- How differently does Java handle checked and unchecked exceptions?
- How many ways can I access static members in a class?
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