ZeroTurnaround’s Java Tools and Technologies Landscape Report 2016

As of every year, ZeroTurnaround released the yearly report of their survey about Java and Java-related technologies among professional developers. I find this report very interesting, and I usually compare (or discover) existing technology solutions. For example, right now I’m currently thinking about moving to Intellij IDEA. How do you measure up against the report?

OpenVPN with multiple configurations (TCP/UDP) on the same host (with systemd)

As much more people is getting worried about their online privacy (including me), I started to use my home server as a VPN termination (with OpenVPN) when I am not at home and I need to access Internet via non-secure wired/wireless networks (e.g., hotel wireless network, airport Wi-Fi, etc.). Some overzealous network admins, though, try …

Workaround for OpenVPN PAM authentication broken on Ubuntu 15.10

After updating to Ubuntu 15.10 a box with an OpenVPN termination I am using to browse when I travel and use insecure networks, my VPN tunnel stops working. I am using, in this particular box, an OpenVPN server that relies on PAM plugin for authentication (and 2-step verification). Given the fact that I keep all …

Getting started with cloud-init and CoreOS

Lately I’ve been experimenting with CoreOS, a Linux distribution that enforces containerization (I made some experiments with Docker and I’d say that this area is fun!). CoreOS layer of containerization was based Docker, but now that they moved to Rocket. Not only Rocket, though: CoreOS brings some curious innovations to lightweight Linux distributions like clusterization …