Category Archives: Python

Photo locations, marker icons and displaying photos on my map

Posted on May 11, 2022 by Marcel-Jan Krijgsman

When I was finished last week with creating my video location map in Python, I thought “shame I can’t plot photo locations”. That’s because my Fuji X-T30 camera doesn’t store GPS info. When I bought the camera I assumed every … Continue reading →

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Making my video location map even better with Folium

Posted on May 4, 2022 by Marcel-Jan Krijgsman

Yesterday I shared how I plotted locations of videos shot with my Sony FDR-X3000 camera on a map. I was already pretty happy. Then I got a tip from Twitter user Bob Haffner (@bobhaffner): why not use Folium to create … Continue reading →

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Plotting video locations from my Sony camera in Python

Posted on May 3, 2022 by Marcel-Jan Krijgsman

Two years ago I bought a Sony FDR-X3000 actioncam to record video on my bike rides. And I’m really happy about it. It’s just great reliving my rides in 4K, going downhill for kilometers from some col I climbed. I … Continue reading →

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Handling far future dates in pandas

Posted on March 24, 2022 by Marcel-Jan Krijgsman

Recently I got the request to add specific data quality metadata with csv datasets that my client delivers to customers. It was very simple. Just counts, min, max and -in case of integers – sums per attribute. Not a difficult … Continue reading →

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Tech dossier: pandas

Posted on September 26, 2019 by Marcel-Jan Krijgsman

I’m keeping tech dossiers in Evernote on open source products I want to keep track of.  And I decided to put them on my blog. My previous ones were on Kubernetes and Elasticsearch. This one is on the Python data … Continue reading →

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Showing a complex Excel sheet who’s boss with Python and pandas

Posted on March 8, 2019 by Marcel-Jan Krijgsman

Data engineering isn’t always creating serverless APIs and ingressing terrabyte a minute streams with do-hickeys on Kubernetes. Sometimes people just want their Excel sheet in the data lake. Is that big data? Not even close. It’s very small. But for … Continue reading →

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Fun with Data: Python and space rocks!

Posted on August 7, 2017 by Marcel-Jan Krijgsman

Last week I had a little fun with playing with Python, the pandas and matplotlib library and a JSON file with asteroid data. Here is what I did.

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