The Data School Blog
Colab?
I figured out how to use Google Colab over the weekend and wanted to share what I learned. What is Colab? Colab is essentially Jupyter notepad meets Google Cloud + free GPUs for running ML queries. It also integrates with Google Drive and Github. Why is this great?...
Are you struggling to parse PDF?
Parsing of PDFs is never an easy job. While working on my last placement with the client, I got an interesting task to convert PDF forms filled by subcontractors into the database. Adding to the challenge some of the PDF forms were poorly scanned, handwritten or...
Tableauopoly
Tableauopoly As I write this the world is gripped in the vice of the coronavirus pandemic. Like all people, I am limited by what I can go and do outside, so we look for what can be done inside. In my house we have the Sydney version of monopoly, this gave me an idea...
How to Disable Highlighting in Tableau
Have you ever wanted to get rid of that pesky 'greying out' effect Tableau does when you click on something? Maybe you have a sexy parameter action? Or perhaps you aren't vibing with the washed-out colours. Well, whatever the case, here's a quick guide to removing the...
Improve Tableau Performance By Data Optimization
Improve your Tableau dashboard’s performance through these data source optimization best practices.
Regex for Data Parsing
I’ve been learning Regex Tool for the previous two days. It is not an easy tool, but once you know how to use it, it can save you much energy in data preparation. Here’s how I learn Regex. Watch all interactive video in Alteryx. (It is very helpful to understand the...
Applying Computer Algorithms in Alteryx – Sudoku Solver
In this blog I will go over Alteryx Weekly Challenge 200, solve a sudoku puzzle from the Wikipedia article. That I also expanded to solving a 1000 different sudoku grids using a Kaggle data set. This type of problem is not one that would typically be solved using...
Reflective Blog in The Data School Down Under
Can’t believe it’s the last day of our four-month training. I can still remember how excited I was when I applied and got accepted for The Data School. The application period was very anxious and nervous but I got a sense of fulfillment during the interviews were...
The Data School Experience – Reflective Blog
Four months of training has come to an end and I am both proud and sad to be at the finish line. It’s been an incredible, but intense journey with lots of learning, many projects and presentations, but most of all a lot of fun. When I started at The Data School almost...
Drill Down Bar Chart using Parameter Actions
In this blog post, I am going to show you how to create a drill down bar chart using parameter actions. An interactive drill down bar chart is a great way to show sub-categories, while still keeping the dashboard nice and tidy. Follow the steps below to learn how to...
Data School Australia Training Reflection
Today is cohort five’s final day of training, and our final agenda like all data schoolers is to write a reflection on our 4 months of training. In a world currently filled with uncertainty, I am thrilled to say that my time training was the best decision I’ve ever...
Using Spatial Equations in Tableau:
Unlike Alteryx Designer which has an extensive list of spatial tools and equations, Tableau offers equations with spatial capabilities that are more targeted towards the simple visualization side of analysis: Distance, Makepoint and Makeline under the spatial...