Gizmodo ran a side-by-side test of Apple’s Siri, Google Now, and Microsoft’s new Cortana virtual assistants. The results were neck and neck, with each displaying its own quirks, but the short video is fun to watch. follow link
Find Photos in iPhoto in the Finder
Looking for the file associated with a photo in iPhoto? In iPhoto, to view a photo's file in the Finder, Control-click it and choose Show File from the contextual menu that appears. You can then drag the file's icon into an Open dialog to upload it to a photo-sharing service, for instance, but whatever you do, don't move or rename that file!
How Siri Fares Against Google Now and Cortana