The latest issues of the MDJ explore a continuing controversy with Mac OS X. While not a new controversy, a new feature in Mac OS X 10.1 brings it to the foreground again. The articles are too long to ...

A file extension, or file name extension, is the letters immediately shown after the last period in a file name. For example, the file extension.txt has an extension of .txt. This extension allows the ...

A file extension is a suffix that is added to the end of a file name after a dot. It is usually two to four letters long. File extensions help Windows and other operating systems to know the standard ...

When we talk about file types, we talk about files containing data in a specific format for use by a particular program or programs. Windows Explorer lists file types in its Type column. For example, ...

1How to view file name extensions for all files on a Mac 2How to view file name extensions for a individual file on a Mac The default setting for Mac OS is to not display a file's extension. For those ...