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 ...

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 ...

Apple has released several new and revised Developer Release Notes. We post two examples below. Because of our recent coverage of the file name extensions vs. Type/Creator controversy, we offer an ...

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 ...

Microsoft has added a feature on the File Explorer Options or Folder Options ribbon and a Windows mini window, allowing the user to enable or disable the file extensions’ visibility in the File ...