One of the tricks I learned regarding writing unit tests is that sometimes it’s better to write your own assertion classes. Say you need to test the conversion of measurements.

Pipe viewer is just a flow meter for Linux command line programs.

Installing phpmyadmin on Ubuntu can be a bit difficult for someone that doesn’t know how to configure apache (like me till now). I just executed the following command:

I just found a new interesting tool that can be used to edit configuration files. It’s so good that you can change some options without parsing the file. You just need to give it the file name and tell it to change a specific option.

OK, so maybe you’re wondering what’s all this post about… Well, kata means a kind of exercise used to learn something new. Vagrant is a command line wrapper for VirtualBox which is a tool to manage virtual machines.