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Welcome to Andy Cotgreave's August review of the best blogs and podcasts shared by the Tableau community! This month, Andy highlights a couple of excellent places you can start in order to develop your skills.

In this post, we’ll share the benefits of getting Tableau certified, some expert tips and tricks for passing your exam, and more details about getting certified at TC19. Let’s dive in!

At the Snowflake Summit, we learned how a few of our customers are combining the scalability and flexibility of Snowflake’s cloud data warehouse with the powerful visual analytics capabilities of Tableau.

Color is one of the easiest ways to control the style of your data visualization. A good use of color makes visuals more engaging, makes insights pop off the view, and adds some professional polish. Learn to use color in your visualizations to communicate your narrative.

When cleaning your data, you often need to filter out values you don’t need. In this blog post, Maraki Ketema shares tips and tricks for quick filtering in Tableau Prep Builder—like one-click filtering, multi-select filtering, filtering a range of values, and more.

Tableau uses Clearwater Analytics to automate the process of aggregating its investment data. Learn to improve how you manage investments, while increasing trust that your business’s portfolio is being managed judiciously.

If you are struggling to understand how to use Calculations in Tableau, you are not alone. In this blog post, Tableau Zen Master Yvan Fornes shares his methodology for understanding how to combine the different calculation types.

We reached out to Tableau Community members across different industries and roles to find out how attending Tableau Conference (TC) is valuable, educational, and inspiring to them. These industry peers share their aha moments, major takeaways, special connections, and solutions learned at Tableau Conference.

During August’s Developer Sprint Demos, we introduced Sandboxed Extensions, a new type of locked-down extension that can’t send data outside of Tableau.Michael Kovner, senior product manager, brought us up-to-date by explaining why Sandboxed Extensions was developed.

In 1965, designer, Massimo Vignelli and Bob Noorda were tasked with redesigning New York's newly formed subway system. Allen Hillery explains how data visualization practitioners can learn from the successes and downfalls of this project—like details around audience and design principles including color, shapes, and lines.