Visualizations

May 16, 2019

Qlik Sense shortcuts that will make you shout

Holding SHIFT while drag-and-dropping a column from Fields menu into a sheet saved me a lot of frustration after the Chart Suggestions have been added to Qlik Sense The ‘swedish taste’ of Qlik is still present in the software despite the fact Qlik is no longer a swedish company. If you accept it’s sometimes a little different, you will love it as much as your Volvo Yet, there are still some disappointing gaps as e.g. missing useful shortcuts or those […]
September 18, 2019

Politicians and their air adventures – Donald Tusk flight analysis

Intro Last month, the Marshal of the Sejm (lower house of the Polish parliament) resigned after media revealed, he has been used government planes for private purpose, including his family members. Soon after the scandal came to light, the Chancellery of the Prime Minister of Poland published a list of flights made by the four last  prime ministers, including Donald Tusk (The President of the European Council). I couldn’t miss an opportunity for such an interesting analysis. Key takeaways Donald […]
November 13, 2019

SMOG #1 Last 15 years of smog in Poland. Better. Not much, but better.

Intro It’s no surprise. The fall has come, warm fall. Despite that, the air is so dense you almost have to speed up. It smells really bad, it scratches your throat. Some immediate questions come to your mind: “Am I going to spend my whole life in such conditions? What about my children?”. But, wait a second… How was it before? Was it different years ago or we have just got used to it? OK, let’s take it one by […]
December 12, 2019

SMOG #2 Fed up with smog? You need to move there

Intro In the last article I underlined that although the air we breathe everyday is not clean, it’s getting slightly better Though, if you’re fed up with air pollution, there are some places you should consider Smog and green lungs of Poland As we are done with a historical data overview, let’s have a look at data from 2017-2018. Among 20 places with the highest PM10 scores, there are 3 out of 11 largest polish cities – Kraków, Katowice, Łódź.  I […]
December 18, 2019

SMOG #3 Where do you come from Mr Smog?

Intro Have you ever thought where Mr Smog come from? Regardless of what politicians say, what people say on streets, regardless of what you can read in left- or right-wing newspapers…. SMOG has become one of the most popular topics in polish media since first reports revealed the air we breathe every day is so much polluted Currently Poland is one of the most measured countries including public and private network of sensors Data shows traffic has low impact on […]
January 10, 2020

SMOG #4 Winter holidays. Where to run away from Smog?

Intro We have recently discussed where to move out from. Today I will show you where to spend your winter holidays Some well-known health-resorts should be avoided due to poor air quality Skiing in southern Poland will not help you to recover from upper respiratory tract infection Consider changing direction to the seaside. Last years, the cleanest air was in Kołobrzeg Contrary to appearances, I don’t have dogmatic approach to smog. I am rather sceptical about media news saying smog causes tens of […]