Using the apropos command on Linux
# man -k updatedb
updatedb.conf (5) - a configuration file for updatedb(8)
updatedb (8) - update a database for plocate
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Shredding files on Linux with the shred command
$ file guitar*
guitar.png: data
guitar.png-save: JPEG image data, JFIF standard 1.01, resolution (DPI), density 72x72, segment length 16, Exif…