Blog

Article·10/20/2026·EN

Preserving real IPv6 client IPs behind Traefik on Dokploy (Docker Swarm)

Traefik logs every IPv6 visitor as the Docker gateway? Recreate docker_gwbridge with IPv6 enabled before the Swarm is initialised.

Dokploy Docker Swarm Traefik IPv6 SysAdmin Matomo

Note·08/17/2026·EN

How to keep Backrest running as root after an update

Backrest's install.sh regenerates the systemd unit on every run and silently drops back to your login user unless you pass --root.

Backrest Restic Systemd Linux SysAdmin

Note·04/30/2026·EN

Fedora 44: fixing the CrowdSec repo after upgrade

After upgrading to Fedora 44, the CrowdSec dnf repo fails with a SSL CA cert error.

Crowdsec Fedora Fedora44 Linux SysAdmin

Note·02/20/2026·EN

LineageOS Update 22 to 23

How i updated my Samsung Galaxy S10 from LineageOS 22 to 23. ADB & Heimdall setup, recovery flashing with heimdall, sideloading LineageOS and NikGapps from a Linux machine.

LineageOS Samsung Upgrade ADB Heimdall

Note·01/17/2026·EN

self.todo()

todo list for this website

WebDev Blog Todo jeer.fr

Article·11/10/2025·EN

Fedora server base install + Podman rootless

A quick guide to get podman in rootless mode on a Fedora server

Linux Fedora AdminSys Server Podman Rootless Docker FirewallD Cockpit

Article·08/15/2025·EN

How to Add Swap on Linux

How to Add Swap on Linux server and desktop

Linux AdminSys Server Swap Memory FileSystem OOM

Note·04/23/2024·EN

Ternary operators cheat sheet

Quick note how use ternary operators

CheatSheet Operator JSX JavaScript TypeScript

Article·01/15/2024·EN

100vh != 100vh on mobile

How fix body height greater than 100vh due to the address bar on mobile

WebDev CSS Responsive Viewport