There is a great chance that tortillas you get in supermarkets contain a great deal of preservative harmful to your body. Why not make your own, it's super easy.
In the previous part of this Photoshop tutorial we made the photo look dark as night. We will now continue by adding some light to one of the windows and placing a nice looking moon into the sky.
Google Spreadsheets supports cell formulas typically found in most desktop spreadsheet packages. In this lesson we will calculate the numbers of empty cells in a Spreadsheet.
