Laszlo Dobiasz
Laszlo moved to Australia from Hungary with his family in 2012. He has lots of business experience as he has started and grown many of his own businesses. Laszlo came across the data school while looking for business analyst jobs, he was immediately attracted to both the idea behind the school and the application process. In his spare time, he enjoys computer programming and computer gaming, particularly World of Warcraft. He also enjoys spending time in nature.
I Present My New Text Analysis Tool for Alteryx
I had been planning to create a text analysis tool for a while, when Alteryx introduced its Intelligence Suite in version 2020.2. It includes seven text mining tools. They appear in the new Text Mining category on the tool palette. However, if you want to use them you...
I Recreated and Enhanced the Pearson Correlation Tool in Alteryx
Recently I had a project where the client wanted to know if there was correlation between many fields in their data set. It was survey data and every row had some NULL values or zeros which meant there was no data rather than the answer to that question was 0. In...
I Created an HTML/XML Parser Tool in Alteryx Using Python SDK
During the training at The Data School we had many projects which involved scraping websites. Although there are ways to scrape websites in Alteryx, I always missed to have a tool dedicated to the task. In this post I will show how I created a brand new Alteryx tool...
End of the Beginning – Reflective Blog
Here we are, at the end of our training and the beginning of our journey as data analyst consultants. Seven of us started the training at the Data School 16 weeks ago. Seven people who share one thing in common: passion for data. The last 16 weeks was intense and...
Dashboard Day 5 – US Museums
On the last day of our dashboard week we got an excel file about US museums. The data contained location, category, income, revenue information just to mention the most interesting ones. Preparing the data I decided to enrich the data with a few more datasets. It was...
Dashboard Week Day 4 – Global Bilateral Migration
Our task on the 4th day of the dashboard week we had to choose a data set from World Bank's database. I chose Global Bilateral Migration data. We were not allowed to use Alteryx today which meant data preparation had to be done in Tableau Prep. Data Preparation...
Dashboard Week Day 3 – Power BI
On our third day of the dashboard week our task was to create a visualization in Power BI about the disaster of the Titanic. It is a familiar topic for me. This was the data set I chose when I first applied for a placement in the Data School. I was also lucky with...
Dashboard Week Day 2 – Melbourne Cup
On the second day of the dashboard week our task was to find and scrape data from the internet about Melbourne Cup and present it in a Tableau Viz. Getting the data I downloaded data from a betting website, cleaned and organized it using regex in Alteryx. It took me a...
Dashboard Week – Day 1
On the 13th week of our training at the Data School we are given a project every day. By the end of each day every one of us have to come up with a visualization and write a blog post about the challenges we faced and the work we done. On Monday Morning we were asked...
Tableau Level of Detail (LOD) Expresssions
In this blog post I will examine what LOD Expressions are, when and how to use them in Tableau. It took me a while to understand how they work and when to use them. The root of the confusion for me was that they happen behind the scenes. This post is for you if you...