I recently stumbled upon a performance issue in a Tableau dashboard where I included two tables that were displaying around 500k rows each, and it was taking a huge...
This blog is part of a series. You can find the first one here.You have just completed your project and your analysis is now living in production. So what...
I had about 3 months now to digest more what I learned at the Tableau Conference in San Diego and in the meantime I was also invited to share...
It has been a little over a month since I attended this year's Tableau Conference in sunny San Diego. It was my first time experiencing the conference in all...
Recently, I took the PL-300 Power BI Data Analyst exam and I am happy to say that I saw the "Congratulations, you passed" message at the end. Since I...
Imagine you have a sales report in Power BI with data on orders and different shipping modes, such as "Standard delivery," "Express delivery," and "Overnight delivery." You want these...
Imagine you're creating a chart and you want to add a certain shape or icon that is not available in Tableau's default shape palette. For example, what if you...
Less is more. As data analysts we don't want to see tables with dozens of columns and millions of rows! We just want to see a visual summary. But...
How do you fit non-linear data with a linear model? Using splines is one option. A simple explanation.