Multi variant AB testing vs Multi-Armed bandit

I’ve read a lot of discussions lately around different versions of experimenting/testing. People are seemed to be very religious about the subject and two cardinal questions are separating the groups. Frequentist vs. Bayesian approach and AB testing vs. Multi-armed bandit solutions. Right now I’m mostly interested in the second problem … Continue reading

5 steps to self-managing server infrastructure

Self-managing servers

Managing servers is a tedious work we all have to do to some extent. But it doesn’t have to fill our whole day. What if I tell you that you can build a self-managing system with some discipline and effort? I went through implementing a self-managing database infrastructure of thousands of … Continue reading

The four phases of learning

Unawareness

Life long learning? I hate this expression but kind of expresses the importance of learning. Why? Because nowdays (especially on the field of IT) if you’re not progressing you’re regressing. There’s no middle way, no stagnation. Years are passing while you may be getting comfortable and years later you … Continue reading

Be agile or die tryin’

AgileSpainKeynote

When I started the university we learned about Microsoft Project, waterfall modell, V-modell and RUP. But time’s changing. With the keyword agile there’s a lot of upcoming development methodology. Scrum and Kanban are getting more and more popular in software development circles.  The common problems about methodologies are that they have … Continue reading