May 21Peak performanceAn interesting question A couple of months ago I got a message from a friend: Hey, a friend of mine is looking for all the peaks in Hungary, no matter how tall or short they are. He’s not satisfied with the ones available on OpenStreetMap. Well, this was a problem because I usually…GIS8 min readGIS8 min read
Feb 5Blast from the past: romkocsmak.comIn 2012, with the help of a friend, I created a website that was a simple quiz: does this bar or pub exist in Budapest? Since all the new places seemed to follow the same naming pattern, we could easily come up with a bunch of fake and real names…PHP3 min readPHP3 min read
Nov 1, 2022Native dual range slider — HTML, CSS & JavaScript1556Predrag DavidovicThank you, this is exactly what I was looking for!Thank you, this is exactly what I was looking for! I adapted your code for my Vue project as I could not find a good range slider component with two sliders. The code can be found here: https://gist.github.com/andrashann/aa38f8c718cdaf024284f65550dce8851 min read1 min read
Jul 27, 2022I almost bumped into a friend on the HochschwabOn a weekend in July 2022, a couple of friends and I decided to go for a hike in the Hochschwab mountains in Austria. When I posted the photos a couple of days later, another friend commented that she, too, had been there during the weekend. Did we just miss…Hiking4 min readHiking4 min read
Feb 6, 2022I reached a dead end in my research about road numbersBut this didn’t stop me from making a cool map and finding some interesting insights. — I have been wondering for some time about the system behind the numbering of roads in Hungary. The system itself is simple: the main road that leads from Budapest to Vienna is number 1, the other main roads radiating out from the capital are numbered in clockwise sequential order. Connecting…Hungary10 min readHungary10 min read
Published inCodeX·Apr 13, 2021Why did I get to drive this car for €0.01 per kilometer?I’m not sure but I have an idea. — Disclaimer: I am in no way associated with any of the companies mentioned in this article. A friend, whom I had not seen for months, invited me over for dinner. Neither of us had met with others in a while so it seemed safe to do so. …Car Sharing6 min readCar Sharing6 min read
Mar 8, 2021A couple of lines of Python for a night of family funDuring my latest visit to my mother, I found some old wooden blocks with letters on each face on the kitchen table. I knew that these were hers from her childhood, but I was not sure what she had been using them for now. …Python3 min readPython3 min read
Published inPeak1014·Mar 8, 2021How ignoring the basic principles of fair AI led to the fall of a governmentThe Dutch government resigned on January 15, 2021 as a consequence of the so-called “childcare benefits scandal” or kinderopvangtoeslagaffaire. In the Netherlands, childcare is not free and some people are entitled for a subisdy for its costs. …Fairness3 min readFairness3 min read
Feb 23, 2021A simple website and API for downloading and printing geocache information for offline useIf you enjoy geocaching, you might want to go paperless and just bring a smartphone or GPS device with you on your treasure hunt. Alternatively, you might want to have a backup with you on paper if anything goes wrong with your device. …Geocaching2 min readGeocaching2 min read
Nov 18, 2020How not to visualize Coronavirus dataHungary’s Surgeon General published a map today titled “Affected municipalities and age distribution of infected people”. It is really bad. — The following map was published today on the official Coronavirus site of the Hungarian government. The map shows all municipalities in Hungary. …Covid-192 min readCovid-192 min read