Stealing Custom Shapes in Tableau
Have you ever seen some really nice and cute custom shapes and wished you can use them in your own vizzes? I have.
Yeah, Google search told me that those little shapes are stored in some temp folders with weird names.
Creating Lorenz Attractor Natively in Tableau
Natively means no R and no Python is used. We only use Tableau's native functions to do all the necessary calculations, including iterations.
Numerical Errors in Calculating Factorials and a Workaround
It seems Tableau doesn't handle big numbers correctly in calculating factorials.
Here is an example:
When K<=20, the result K! is good.
When K>=21 the results are no more correct. Some of them are even becoming negative.
A case has been submitted to the Tableau support.
Creating Scatter Plot with Radial References
I was given a hand drawn whiteboard shot. Someone needs a scatter plot with radial references just like that. It made sense to me immediately. In a scatter plot, horizontal and vertical references seem no more enough. I would love to see such a chart in Tableau.
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