→ Link to the library on Github I’m writing C++ code for Unix environments for almost a decade now. And the funny thing is that in the last five years, while working for three different companies, I had to write a new procfs parsing library every time. All those companies were developing…

One of the best aspects of my day to day work is that I get to discover many hidden Linux gems, and this case was no different. I was toying around with some ideas when I stumbled upon what seemed to be a relatively insignificant feature, yet another esoteric method…

The target of the following stream of ASCII characters is to shed some light on an area that is probably not common knowledge even for experienced system developers: loaders, libraries and executables in the ELF Linux ecosystem. First, we’ll try to understand what happens when we run a basic program…

Every time I read about a new system-programming language, I’m enthused about the possibility of learning cool concepts. Those languages are designed from scratch by groups of super-capable engineers with an accumulated experience of hundreds of years in order to create the “best” eco-system possible for this kind of programming. …

Have you ever tried to dwell into the mysteries of Unix’s User IDs? Well if you have, I guess you probably found yourself with a headache. …

Lately, I found myself building a CI/CD infrastructure using Vagrant. If this the first time you work with Vagrant, just like it was for me, you can also find my Introduction to Vagrant article, to get yourself up-to-speed. During the development process, I found myself re-designing my solution multiple times…

As a Linux Low-Level developer, I always find myself in need for multiple Linux VMs to fiddle with. Whether because I need to check something on multiple distributions, or simply because my newest hack to probe something in the Kernel will probably burn the VM and anything else around it. …