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 ...

Every day, we come across different types of file extensions while working on a computer. The file extensions tell an operating system about the type of file so that the OS could select the right app ...

Every file that we have saved on our computers has a particular extension. The file extension is added at the end of the filename followed by a dot (.). It tells the operating systems about the ...

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 ...

Windows/Linux: If you've downloaded or received a file with an extension you don't recognize (or with no extension at all), TrID can analyze it and tell you what programs can open it. We've talked ...

When you first installed Microsoft Excel, it should have registered itself as the default program for opening compatible file types, such as .xlsx or .xls. Installing other spreadsheet programs may ...