Posts by Year

2018

The basics of Logarithms – with examples

23 minute read

Logarithms are widely used in computer science (e.g. for algorithm analyses, floating point number limitations, scaling data, feature transformations). Not c...

Using vi commands in your bash shell

2 minute read

Entering a long shell command and then moving the cursor around to correct parts of it always felt a bit clunky to me. I remembered some of the <ctrl>/...

Basic understanding of IPv4 addresses

16 minute read

In a recent project I needed to anonymize IP addresses in tracking data. While masking a few bits from an IP address is not so interesting, it’s a good excus...

A few updates

8 minute read

After having neglected my blog over the last few months, I want to start posting more frequently again (New Year’s resolutions and all that).

2017

LaTeX mathematics cheat sheet

10 minute read

LaTeX is the de facto standard typesetting system for scientific writing. Find a a cheat sheet with the most frequent used mathematics commands here.

Debugging Jupyter notebooks

5 minute read

While searching for ways to debug code in a Jupyter notebook, I found a lot of outdated posts. So I decided to quickly write up my findings.

2016

Working with FileMaker data in Python

14 minute read

This is an old post. You may also be interested in accessing your FileMaker database via the new Data API. I wrote a Python wrapper to make it easier: python...