Google spreadsheets lets you create charts and graphs to visualize a data set. Let's take a look how to create a nice and simple chart in a matter of few clicks.
We will learn how we can write SQL command to show data from two tables and also specify some additional conditions to limit the amount of data returned.
Pretty simple and useful tutorial, where you will open a random photograph with smoke and convert it into something really not friendly for our environment.
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.