Once you have that open it in the Arduino application and upload it to your board. Note: if your arduino doesn't seem to be connecting make sure you have the proper port and board selected for example ...

The Arduino IDE "Serial Monitor" view has a "Toggle Autoscroll" control. When this is enabled, the view automatically scrolls down as the number of lines of data exceed the visible height of the view.

This Arduino BASIC interpreter will make a really fun one-day project if you’ve already got the parts on hand. [Usmar A. Padow] put together an Arduino Uno, SD card, four line character LCD, and PS/2 ...