Believe it or not gravity is not really a force, it is an acceleration and on Earth it is about 32 feet/sec2. This same science principle applies in decelerating devices like parachutes and parafoils. The parachute decelerates or slows down the fall of the object.
What is a .DS_Store or ._ AppleDouble file? .DS_Store files are created by OS X to store metadata about folders and files including viewing options, icon positions and color labels. ._ AppleDouble files are created by the OS X when an application adds resource data or metadata to a file on a disk whose format doesn't support resources or metadata.
For instance, you can have the app search for files with the same name, or you can have it analyze the actual content of the files byte by byte to find files with different names but the same or very similar content.ublisher's Description. From Ashisoft: Duplicate File Finder is a free application to find and remove duplicate files. It supports unlimited number of files, folders and drives. Duplicate Finder will find duplicate photos, songs, documents, spreadsheets, MP3 files, and more.