~> ls posts

[EN] I built Sheld — a Bubblewrap profile manager

Mar 30, 2026

Let me introduce Sheld - a Bubblewrap profile manager for defining per-command sandbox profiles in YAML — globally or per-project — with automatic wrapping when you run those commands in your shell. The goal: practical isolation without the overhead of containers on Linux systems.

[EN] VPN: firewall-based killswitch on GNU/Linux with UFW

Jan 14, 2026

A firewall-based VPN killswitch is reliable - here's a simple script to setup UFW on GNU/Linux.

[EN] Elixir can make you avoid the microservices architecture

Dec 14, 2022

The agent model implemented in Elixir via the BEAM scales by nature without the need for a microservices architecture.

[EN] Git: amending commits and forcing with lease a push

Jan 9, 2020

The "git push --force-with-lease" command allows you to force a push with a lot more safety than a classic "--force", checking the synchronization with the remote before taking action.