Delete All .DS_Store files in directory

.DS_Store (Desktop Services Store) is a proprietary format hidden file created by Apple Inc.'s Mac OS X operating system to store custom attributes of a folder such as the position of icons or the choice of a background image. (wiki)

To remove all DS_Store files in a specific directory:

• Select Applications > Utilities to launch Terminal.

• Enter the following UNIX command:

sudo find <directory path> -name ".DS_Store" -depth -exec rm {} \;

• When prompted for a password enter your Mac OS X Administrator password.