DAX Cheat Sheet For Beginners

Jan 8, 2025 Rosh Khan | www.thedataschool.co.uk

Welcome to the DAX Cheat Sheet for Beginners! If you’re just getting started with DAX (Data Analysis Expressions), this blog can be a handy reference to guide you along the way. DAX is the formula language powering tools like Power BI, enabling yo...

Data,Extensions,Tableau

DAX Basics

Jan 8, 2025 Luiza-Ariana Cocora | www.thedataschool.co.uk

Like any other language, DAX (Data Analysis Expressions) may seem intimidating at first, but with consistent practice and patience, it becomes much more approachable and manageable. The aim of this blog post is to go over some basic syntax and fun...

Data,Extensions,Tableau

CRAZY DASHBOARDS

Jan 8, 2025 Thomas Hoefer | www.thedataschool.co.uk

Während wir den Unterschied zwischen explanatory und exploratory Dashboards lernten, zeigte uns unser Coach: https://pudding.cool/.Verrückte, fantastische, interaktive, interessante und einzigartige … Dashboards?!Sie sind so weit von allem entfern...

Data,Extensions,Tableau

A Haiku about color in data visualization

Jan 8, 2025 Steve Wexler | www.datarevelations.com

I think the number one infraction in data visualization is the misuse of color. If I were pressed for time and had to distill my recommendations on color into a Haiku, it would be this: Make everything gray Except the few things you think Should b...

BusinessVisualizations

Monday Makeover How to rewrite a Story

Jan 7, 2025 Johann Shin | www.thedataschool.co.uk

As the title suggests, this blog post focuses on the so-called Makeover Mondays, which are designed as weekly tasks for Data Schoolers. These tasks can be seen as a kind of personal challenge where Data Schoolers can test their skills and let thei...

Data,Extensions,Tableau

Agile Management als Data Consultant

Jan 7, 2025 Melvin Speckamp | www.thedataschool.co.uk

Agile Management beschreibt einen Projektmanagementansatz aus der Softwareentwicklung. Durch iterative Entwicklung, enge Zusammenarbeit und kontinuierliches Feedback lassen sich Projekte erfolgreich umsetzen.

Data,Extensions,Tableau

How to Decide Between Light Mode Versus Dark Mode Dashboards in Tableau

Jan 7, 2025 Robby White | interworks.com

Ever wonder what the pros and cons of dark mode versus light mode dashboards in Tableau might be? I think ultimately, it boils to personal preference. That’s exactly my point. Stay with me as I discuss why users might prefer one over the other. Fi...

Data,DarkMode,LightMode,Tableau

Our Favorite Vizzes of 2024

Jan 6, 2025 Kevin Flerlage (noreply@blogger.com) | www.flerlagetwins.com

 In late 2021, Ken and I chose our favorite Tableau Public vizzes ever. Then in 2022, we started an annual tradition of choosing our favorite vizzes of the year, this time was for 2021. We continued that tradition in 2022 and 2023…and ...

Tableau

Can you replicate quick table calcs

Jan 3, 2025 Donna Coles | donnacoles.home.blog

Erica kicked off the 1st year of #WOW2025 with a table calculation based challenge asking us not to just use quick tableau calculations, to avoid the use of the RUNNING_SUM table calculation and to just create 2 calculated fields. Defining the cal...

WorkoutWednesday,WOW2025,AreaChart,CustomDateFormat,DualAxis,MovingAverage,PREVIOUS_VALUE,ReferenceLines,RunningTotal,TableCalculations,Week1

My Favorite Project of 2024 Holistic UX Consulting in Healthcare

Dec 31, 2024 Garrett Sauls | interworks.com

When it comes to the business intelligence sphere, InterWorks provides quite an array of services and solutions. From foundational data engineering and data architecture to helping clients create beautiful dashboards, it’s truly end to end. One ar...

Data,FavoriteProject,healthcare,UX

InterWorks and Wiiisdom Elevating Analytics Confidence Through Partnership

Dec 31, 2024 Ryan Alexander | interworks.com

At InterWorks, we’re always on the lookout for innovative tools that enhance data-driven decision making. That’s why we’re thrilled to announce our partnership with Wiiisdom, a leader in analytics governance and testing solutions. This partnership...

News,partnerships,Wiiisdom

Getting to Know Multi-Fact Relationship Modeling

Dec 30, 2024 Takhmina Pirmahmadova | www.thedataschool.co.uk

In 2024, Tableau introduced multi-fact relationship modeling, a feature that elevates relationship management within the platform to a new level. This update is set to significantly improve how connections are built in Tableau, making it a valuabl...

News,partnerships,Wiiisdom

Das Simpson-Paradox Wann uns Durchschnittswerte in die Irre fhren knnen

Dec 30, 2024 Marcel Wiechmann | www.thedataschool.co.uk

Bei der Analyse von Geschäftsdaten verlassen wir uns häufig auf Durchschnittswerte und aggregierte KPIs. Sie geben uns einen schnellen Überblick und helfen, Entscheidungen zu treffen. Doch Vorsicht: Manchmal zeigen diese Gesamtübersichten genau da...

News,partnerships,Wiiisdom

First Friday Project

Dec 29, 2024 Olivia Esau | www.thedataschool.co.uk

The first week at the Data School ended with an exciting challenge: our first Friday Project. My task was to address a real-world problem with life-saving implications. The Atlanta Fire Department faced difficulties in meeting its target response ...

News,partnerships,Wiiisdom

Data Modelling For Beginners

Dec 29, 2024 Rosh Khan | www.thedataschool.co.uk

Imagine you own a small online e-commerce company. You’ve got four separate data tables coming from different departments, each containing thousands of records, and you want to make sense of all this information to create a dashboard in tools like...

News,partnerships,Wiiisdom

Confessions of a Data Newbie Secrets to Application Success Part 3

Dec 29, 2024 Sandy Wlodarczyk | www.thedataschool.co.uk

As I arranged a scatterplot for the third time, muttering under my breath about colour palettes, I paused to reflect: Is crafting a dashboard an art form, or simply another version of speed dating? Both require first impressions that dazzle and ju...

News,partnerships,Wiiisdom

Confessions of a Data Newbie Secrets to Application Success Part 2

Dec 28, 2024 Sandy Wlodarczyk | www.thedataschool.co.uk

As I sat cross-legged on my living room floor, surrounded by a tangle of wires, an untouched cup of coffee, and a million browser tabs, I couldn’t help but wonder: when it comes to data visualization, is the real story the one you tell—or the one ...

How to make a flow map in Tableau

Dec 27, 2024 Dominic Brady | www.thedataschool.co.uk

Flow maps allow us to show movement from one location to another, the quantity of which can be signified by line width, color, or another mark. In my example below I depicted quantity with a proportional symbol map (the grey circles). This allowed...

How to Create Dumbbell Charts in Tableau A Step-by-Step Guide

Dec 27, 2024 Marcel Wiechmann | www.thedataschool.co.uk

Ever needed to compare two states or points in time across multiple categories? While bar charts might be your go-to solution, dumbbell charts (also known as DNA charts or barbell charts) often provide a cleaner and more elegant alternative.

From Words to Numbers How My Journey to Data School began

Dec 27, 2024 Johann Shin | www.thedataschool.co.uk

Welcome to my first blog post! With this and future posts, I aim to provide informative and entertaining content for anyone who’s interested or curious. At least, that’s the plan for now. You will be able to follow along with me each week as I pos...

Data Prepping Joins

Dec 27, 2024 Luiza-Ariana Cocora | www.thedataschool.co.uk

If you’ve ever stared at a data source in Tableau and wondered, “Should I use an inner join, or maybe a left join?”—you’re not alone. Deciding which join type to use can feel overwhelming, especially when you’re working with multiple datasets. Cho...

Custom Sorting by Parameters in Tableau

Dec 27, 2024 Dominic Brady | www.thedataschool.co.uk

Sometimes you may want your user to be able to select how they would like a chart be sorted; which measures to sort by, and whether it is ascending or descending. As with so many things, we can get this done with parameters!

Confessions of a Data Newbie Secrets to Application Success Part 1

Dec 27, 2024 Sandy Wlodarczyk | www.thedataschool.co.uk

As I sat in my tiny room, sipping on my third cup of coffee and staring at the glow of my laptop, I couldn’t help but wonder: is the path to success just a series of serendipitous stumbles?

4 Step Gauge KPI in Tableau

Dec 27, 2024 Rosh Khan | www.thedataschool.co.uk

Creating a Gauge KPI in Tableau can be a great way to visualize performance metrics like profit margins or sales goals in a way that’s easy to digest at a glance. It isn’t as straightforward in Tableau as it is in Power BI, where you can easily ad...

Regex Fundamentals

Dec 24, 2024 Dan Booth | www.thedataschool.co.uk

Recently, DS47 underwent training in Regex (Regular Expression). Although the language initially seemed confusing, it quickly became clear how powerful Regex can be for searching, matching, and manipulating strings of text based on specific patter...

Filter Modifiers in PowerBi

Dec 24, 2024 Dan Booth | www.thedataschool.co.uk

Introduction

Dynamic Parameter Selection in PowerBi

Dec 24, 2024 Dan Booth | www.thedataschool.co.uk

I recently created a Tableau dashboard where the colour of each graph dynamically updated based on a value selected by the user (https://public.tableau.com/app/profile/dan.booth/viz/PremierLeague2425-TeamProfileComparison/GoalkeeperDashboard).

Machine Learning in Alteryx

Dec 23, 2024 Dan Booth | www.thedataschool.co.uk

Having studied machine learning during my data science degree, I was eager to see how it could be implemented in Alteryx. To test the process, I created an example workflow where I used a gradient boosted model to predict football players transfer...

How to convert Eastings and Northings into Longitude and Latitude

Dec 23, 2024 Dominic Brady | www.thedataschool.co.uk

In a recent personal project of mine, I wanted to explore and map UK renewable infrastructure projects using government data:

How to add a reset button to your drill down bar chart

Dec 23, 2024 Dominic Brady | www.thedataschool.co.uk

In my previous post (How to Create a Drill Down bar chart using parameter actions) we utilised parameter actions to create a user friendly drill down bar chart, whereby your user can select a bar, and see it split into the subcategories that make ...

How to Create a Drill Down bar chart using parameter actions.

Dec 23, 2024 Dominic Brady | www.thedataschool.co.uk

So you have a nice classy bar chart, but want to reach that next level of interactivity whereby a user can select a bar, and have it separate out into its component parts for further insights…

Create a Custom Calendar Widget

Dec 20, 2024 VizWiz (noreply@blogger.com) | www.vizwiz.com

Inspired by Nicholas Lea-Trengrouse’s custom calendar visual in PBI, I’ve rebuilt it in Tableau. Thanks Nicholas for providing me with the data set and setting an example of how simple visualization can communicate data effectively.If you’re not a...

button,calendar,hide,parameteraction,show,tableau,widget

My Favorite Project This Year The IT Vulnerability Scan

Dec 20, 2024 Mark Cordeiro | interworks.com

For some, their favorite projects don’t roll into the shop one day and quickly rise to the top of the heap — they steadily grow into a favorite, like wine growing better with age. That’s what happened with Systems Engineer Warren Sinor when he was...

IT,VulnerabilityScan

What Did It Take To Get Into DS48

Dec 19, 2024 Ruth Amarteifio | www.thedataschool.co.uk

DS48 have now into the second week of their initial training so it’s a great time to look at what it took for them to get into The Data School. On the left was their initial application and on the right, their final interview applications after fe...

Design,TableauTextTables

Filter for One Value OR All Others

Dec 19, 2024 Donna Coles | donnacoles.home.blog

Erica set the latest challenge, testing us on our ability to master tricky filter scenarios – in this case either show the info for one specific value of a field, or only show the other values, but allow them to be filtered themselves too. The cha...

WorkoutWednesday,WOW2024,deselectmarks,DynamicZoneVisibility,filteractions,Filters,ParameterActions,Parameters,RelevantValues,Week51

Tableau-Dashboard erstellen

Dec 18, 2024 Takhmina Pirmahmadova | www.thedataschool.co.uk

Ein Dashboard ist eine Sammlung mit mehreren Visualisierungen, mit dessen Hilfe du eine Vielzahl von Daten gleichzeitig betrachten kannst. Ein Dashboard ist häufig eine Entscheidungshilfe und dient dazu, vordefinierte Fragen zu beantworten, um Tre...

Design,TableauTextTables

Starte mit Tableau Public

Dec 18, 2024 Takhmina Pirmahmadova | www.thedataschool.co.uk

Tableau Public ist eine kostenlose Plattform für visuelle Analysen, in der du Tableau-Visualisierungen erkunden und deine eigenen Visualisierungen erstellen und veröffentlichen kannst. Auf der Startseite kann man die aktuellen Trend-Visualisierung...

Design,TableauTextTables

Skizzen

Dec 18, 2024 Takhmina Pirmahmadova | www.thedataschool.co.uk

Du hast vor, eine Visualisierung zu erstellen und du weißt bereits zu welchem Thema sie sein soll und kannst dir schon die möglichen Analysebereiche und die gewünschten Ergebnisse vorstellen? Dann kann ich dir gratulieren, denn du hast jetzt den S...

Design,TableauTextTables

Meine Bewerbung fr die Data School

Dec 18, 2024 Takhmina Pirmahmadova | www.thedataschool.co.uk

Dieser Beitrag sollte als Leitfaden zu deinem Bewerbungsprozess bei der Data School dienen und dir einen Eindruck davon vermitteln, wie meine Bewerbung ablief. Das Bewerbungsverfahren bei der Data School ist ziemlich einzigartig und besteht aus me...

Design,TableauTextTables

First Blog

Dec 18, 2024 Thomas Hoefer | www.thedataschool.co.uk

Hi Everyone, I’m Thomas, and this is my first blog post. Before officially starting my new role, I had the incredible opportunity to meet many of my future colleagues at the company Christmas party. It was the perfect informal setting to get a gen...

Design,TableauTextTables

Eine Woche Data School - Erste Eindrcke

Dec 18, 2024 Marcel Wiechmann | www.thedataschool.co.uk

Als statistischer Berater, der bisher hauptsächlich akademische Kunden und kleinere Unternehmen betreut hat, war ich gespannt darauf, wie sich die Data School von meinen bisherigen Erfahrungen unterscheiden würde.

Design,TableauTextTables

Tableau Table Viz Extension Explained

Dec 18, 2024 Ollie Linley | onenumber.biz

Tableau text tables are very powerful, but they’re also pretty rigid, right? If you’re a text table power user and you haven’t checked out the Table Viz Extension, drop what you’re doing!

Design,TableauTextTables

Dec 17, 2024 VizWiz (noreply@blogger.com) | www.vizwiz.com

Learn how to build a stunning waffle chart in Tableau using map layers and calculations! This advanced Tableau tutorial will show you how to simplify the creation of waffle charts while unlocking powerful design and flexibility for you...

howto,makepoint,maplayers,relationship,tableau,wafflechart

Power Querys UI A Beginners Guide

Dec 17, 2024 Rosh Khan | www.thedataschool.co.uk

After spending the first two weeks of training at The Information Lab, I’ve gotten comfortable working within the Tableau ecosystem (Tableau Desktop and Prep), familiarising myself with the UI, shortcuts, and where to find the actions or features ...

Design,TableauTextTables

Intro to Power Query and Power BI

Dec 17, 2024 Lina Duong | www.thedataschool.co.uk

Today was my first time using Power Query and Power BI.

Design,TableauTextTables