programming A bot that learns how you play rock-paper-scissors As a small project, I wrote a bot for learning player patterns when playing rock-paper-scissors using a first-order Markov chain. This is definitely not the first time someone has had this idea, but
webdev Well-brewed tea made easy, thanks to technology! My girlfriend and I have taken up a new shared hobby - enjoying Japanese and Chinese loose-leaf tea. To get the most out of the tea experience, there are many things to take
webdev Extending Ghost with Graphviz Visualizations Every self-respecting tech blog has syntax highlighting by now thanks to the many choices in server-side or client-side coloring libraries. However, readable syntax is only one part of a good tech blog. Another
Building Minimal Docker Containers for Rust Applications Inspired by Nick Gauthier's work on building minimal Go containers and Erik Kidd's work on simple compilation of Rust binaries with no dependencies, I was curious to see how small a comparative Rust
javascript Programming R like it's JavaScript / Python R is the king of statistics languages for a good reason: There are hundreds of packages on CRAN for all sorts of analyses and the language is fluent for processing data in a
javascript Generative Art for Website Backgrounds Since my personal website Semicolon Software doesn't need to contain much more than a few links into different places on the web, I wanted to make it more interesting by doing some JavaScript
python Compiling Python, NumPy and SciPy with Intel Compilers and Intel MKL Compute clusters are shared machines so they often contain very outdated versions of software in the name of backward compatibility. While the environment modules project goes a long way of alleviating this problem,
webdev Blissful Personal Project Deployment: Dokku + Let's Encrypt = 😁 If you are like me, you have a ton of personal programming projects lying around from weekend experiments sparked by your latest idea. At the end of a project, you'll want to show
security Running dokku-letsencrypt auto-renewal as a Cronjob With the new letsencrypt:auto-renew command added to my dokku-letsencrypt plugin, it is now super-easy to set up automatic certificate renewal on your host! Here's a guide on how to configure cron to
webdev Securing Dokku with Let's Encrypt TLS Certificates TL;DR: My letsencrypt plugin for dokku makes securing dokku webservers with HTTPS a breeze. Update 2016-01-12: In the meanwhile, my plugin has become the official letsencrypt plugin for dokku. Additionally, some usage
python Inspecting multidimensional C/C++ matrices by putting NumPy into GDB Developing numerical programs in C, C++ or Fortran or even just fast C extensions like in my previous post, the chance of introducing a bug increases as complexity increases. One of my favorite
analyses The most popular random seeds When developing programs that rely on some sort of randomness, it is often a good idea to make the random number generator behave more deterministically. For example, you could have a procedurally generated
hpc Fast Interstellar Travel with NumPy and C I absolutely love Python (and NumPy!) for the flexibility it gives me in quickly building up complex data structures and programs to arrive at interesting solutions. Still, sometimes handling larger amounts of data