@SteveRitter6@NicAnsuini@NASASpaceflight The sparklers were to burn off hydrogen for shuttle. These are different propellants. Methanol and Lox. Different burn properties so not necessary to clear before launch.
It's finally here! Our labor of love, #TableauStrategies, has arrived! To celebrate the release of the book, I'm giving away 5 free digital copies (DRM-free, multiple types available) to those who like & reply or retweet. It'll be open now until the end of the month (9/30).
@FlerlageKev@sarahlovesdata @MarkBradbourne Pull a date from the previous row. Dates work differently or I have had my head buried in the table calcs too long today.