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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def getApplications(self):
 """Return a list of Application with the specified apps in this system."""


        res = []
        for f in self.features:
            if isinstance(f, Feature) and f.prop == "disk.0.applications":
                res.append(FeaturesApp(f.value.features))

        return res