The Data School Blog

DSAU16: Week 1 and 2 Review

DSAU16: Week 1 and 2 Review

By way of introduction, my name is Oliver and I am one of seven who make up the DSAU16 cohort. We began our program on 1st August and we have wrapped up our second week here at The Data School. In this blog, I will be recapping my experience so far. Spoiler alert: it...

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How to access data from a pdf file in as little as 7 steps?

How to access data from a pdf file in as little as 7 steps?

In this blog, I am going to show you, how you can extract data from a pdf file. I’ll introduce you to three new tools in Alteryx and get you to a point where the data is ready for cleaning. Important: The three new tools we’ll be using are Image Input, Image to Text,...

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How to Create a Dumbbell Chart

How to Create a Dumbbell Chart

5 min read     In this blog, we will learn about the dumbbell chart: What is a dumbbell chart? When to use a dumbbell chart? How to build a dumbbell chart in Tableau?     1. What is a Dumbbell Chart Dumbbell charts, also known as DNA charts, gap...

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New Feature: Fields Parameters in Power BI

New Feature: Fields Parameters in Power BI

Power BI is considered by many as a runner-up in the data visualisation race. It is clear that the product stocks a very different toolset making it harder for those closely acquainted with Tableau to use the same approaches in Power BI. Nevertheless, this app is...

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The Decade of Data

The Decade of Data

In this day and age, data is the key to success in almost everything we do. Modern societies revolve around collecting, distributing, and interpreting data, whether in day-to-day life or on a global scale. Not many decisions (not many smart ones, at least) are made...

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Application Revisited: Improvising Dashboard

Application Revisited: Improvising Dashboard

The data being worked in the first submission was about Car Insurance Policy, which dataset can be found in ‘Data World’ under the category ‘Real World Fake Data’. To find the first submission, the please access the following link:...

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Parameters, A better way to filter Data

Parameters, A better way to filter Data

Parameters, A better way to filter Data Filters are only used to divide data while Parameters add into the interactivity of the visualization. When a parameter is added to the viz, it adds into the flexibility as they are based on some calculation. Here is an...

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Climbing the ladder

Climbing the ladder

I've just updated my Tableau Public visual resume, and I have a spot of thoughts on it. When you are doing a visualisation like this, it is quite natural you use a Gantt chart-like type of viz to present different stages/parts of your career journey. Also, it is quite...

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Tableau Tip: How to use parameters to add interactivity?

Tableau Tip: How to use parameters to add interactivity?

Sometimes we may want to use one chart to show more insights or add interactivity. You can deal with this issue by creating parameters. I will use the sample superstore dataset to show how to utilize parameters to control different fields' sort, display, and Top N....

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