articles

Containers done right - providing configuration

2 minute read

Containers are ephemeral, but almost always require configuration and credentials. They are kept and maintained seperately from application code. This principal is very important part of containers...

Myths around containers. Part 3: Speed

4 minute read

Containers are considerably faster than virtual machines - at least that’s what most people say. But do they actually bring more speed to overall development and deployment process? Let’s find out ...

Myths around containers. Part 2: Portability

5 minute read

Is it true that after so many years we finally have real, portable format for all applications? It seems that we’ve come very close to that goal and it’s time to find out more about portability tha...

Myths around containers. Part 1: Security

5 minute read

We had many revolutions in IT infrastructure world over past 20 years or so. Virtualization promised hardware abstraction, private cloud promised lower costs and flexibility and containers keep add...

10 reasons why Kubernetes has won

3 minute read

We’ve been falling for the containers hype for the past few months and Kubernetes has emerged as a leader among container orchestrator to help build solutions on a bigger scale than your own laptop...

IT certifiations demystified

10 minute read

Recently I counted my certificates and I was shocked to find out that I own 21 various types of them. I decided it’s time to sit and write down all the things I’ve learned and found out on this int...

My little research on official Docker images

less than 1 minute read

I published results of my little project in which I was making research on official Docker images. The results are quite interesting. You can read about it here.

Don’t believe in tools

3 minute read

We live nowadays in a world of abundance. We have plenty of opportunities, almost unlimited possibilities and myriad of tools to help you do your job. In IT world there is no single week without a ...

Real hackers don’t need documentation

5 minute read

My first computer was a Commodore 64. It was somewhen in the early ’90s and I was using it mainly for one purpose - games. They were available either on special cartridges which were expensive and ...

How to control million containers

2 minute read

Recently guys from hashicorp (guys who have created Vagrant) presented results from a test that was meant to check their Nomad scheduler would manage to start 1 million docker containers. And it tu...

Welcome

less than 1 minute read

Hello world! This is not the first time that I’m starting with writing, but I hope this time I’ll be more persistent and deliver interesting articles.