CSS font stacks & developer FAQs with Web standards
Runnable with inheritance?
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A: To introduce a Runnable type to an existing class hierarchy, you need to create a sub-class that declares that it implements the Runnable interface, and provide a run() method to do so. This combination of interface and inheritance means that runnable implementations can be very minor extensions of existing classes, as in the example below.
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How do I create a Runnable with inheritance?
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