File extensions are the characters that precede the last period of a file name. It helps us find the type of file we are trying to open i.e. whether it is an audio file, video file, or simply a ...

Today we’re going to look at how our computers read and interpret computer files. Today we’re going to look at how our computers read and interpret computer files. We’ll talk about how some popular ...

It’s time for another grab bag, selected from the many questions I get from readers. In this week’s column, I look at some questions about font size in iTunes (spoiler: your options are limited), ...