Digital cameras that can also take video implement this method for their video modes.

Line intercept sampling has proven to be a reliable, versatile, and easy to implement method to analyze an area containing various objects of interest.

An object will provide a particular interface if its class contains code that implement the method of that interface.

The text field discovers whether the delegate implements that method (via reflection) and, if so, calls the delegate's method to support the auto-complete feature.

Including the clauses improves type safety, because each class must implement the methods in the interface.