An unexpected behavior of python that surprised me today.

Updating my TLS-certificates due to Heartbleed.

A small pattern to add stacktraces to errors.

I sign my blog posts.

I hate software-engineering as it is teached in Heidelberg. Really.

ext4 has a feature called dir_index enabled by default, which is quite susceptible to hash-collisions

Put a terminal with a vim-instance in an i3-scratchpad, combine it with autosave-when-idle and you got the perfect note keeping workflow."

I wrote a simple Tic Tac Toe AI as an exercise. You can get it on github.

Using gdb to manipulate a running process is fun and just the right amount of danger to be exiting

We had a codegolf challenge recently. My C-solution was 246 byte, the perl-winner was 191. I decided to give notes for C-golf beginners.