bidon.ca

This post is based on notes for a CiviCamp Toronto 2026 panel As you know, CiviCRM (?)

Gradia is a screenshot annotation tool for Gnome, a desktop environment on Linux.

It’s almost 2026 and I’m switching to Thunderbird for email.

As a long-time client of Gandi.net (the domain web registrar and hosting company), I was a bit surprised when they were acquired by another company with a somewhat bad reputation, but I gave them a chance nonetheless.

Moving from drush to bee Following on my post about Aegir in 2025, I found that using Backdrop as a Drupal7 replacement works quite nicely.

Aegir in 2025 (disclaimer: this is my personal opinion, but I speak as “we” because most of this is about Coop Symbiotic requirements and roadmap; it’s a tech blog, not a sales pitch) With the looming deadline of the Drupal 7 “end of life” (EOL) of 1 Janu…

Since Podman is available in Debian, I decided to play around with it for setting up a CiviCRM development environment with Buildkit.

I had a very mysterious boot issue with a virtual machine.

Back in 2014, I wrote about DHCPv6 on Teksavvy.

Installing the Linux driver Canon had published a cnijfilter-mg2500series Debian/Ubuntu driver at some point, but since the printer is really old, it can be difficult to find.

Having recently updated to Gnome 42 (Debian 12), I was happy to see lots of improvements, but some changes around virtual workspaces rattled me.

tl;dr: I migrated from Drupal to Hugo.

Have you ever found yourself working on a project, stumbling on a neat tool, only to discover that the community support for the tool looks somewhat like the 1900 book The Wizard of Oz?

About bidon.ca This domain exists since 2001 as a disorganized shoe-box for tests, notes (usually technical) and personal projects.

Mutt: surveiller tous les dossiers avec du courriel entrant Ceci est essentiel pour que les autres règles soient utiles.

Non-conseillé: Supprimer des entêtes “Received” Dans certains cas, si on veut masquer la topologie du réseau interne, on peut vouloir supprimer des entêtes “Received” du message: Dans le fichier “main.cf” header_checks = pcre:/etc/postfix/header_checks Da…

Avoir un serveur DHCP fonctionnel, spécifier le nom du fichier d’amorce dans /etc/dhcp/dhcpd.conf (ou équivalent): filename "/pxelinux.0"; allow booting; allow bootp; Redémarrer le serveur dhcpd: # service isc-dhcp-server restart Installer “atftpd” # apt-…

Base de données, usagers, droits $ mysql -u root -p Sous Debian GNU/Linux, le mot de passe root pour la base de données est configuré lors de l’installation du logiciel.

Livres Le Guide du travailleur autonome 2e éd.

Awk 1 ps ax| awk '{ print $1 " " $5 }' Compter les occurences: 1 awk ' {foo[$4]++} END {for (f in foo) { print f , foo[f] }}' < test-did Sed Utilisation de “backreferences”: 1 echo "abc123" | sed 's/\(.*\)\(123\)/\2\1/' Scripts bash 1 2 3 4 5 6 ${VAR:-text

Quickstart New session tmux Detach session C-b d Attach to existing tmux session tmux attach Split the current pane into two, top and bottom C-b " Create new window C-b c Scroll in the buffer: enter copy mode and page up C-b PageUp References man tmux www…

Default passwords Phone: 456 Web interface: Polycom / 456 Ref: voip-info.org Polycom Phones DHCP configuration Added this to my /etc/dhcp/dhcpd.conf configuration: option ntp-servers 0.debian.pool.ntp.org; option time-offset -18000; (not clear how the pho…

Configuration git config --global user.name "John Doe" git config --global user.email "johndoe@bidon.ca" git config --list Remotes Remotes are other git repositories.

Enlever les paquetages orphelins 1 2 # apt-get install deborphan # deborphan | xargs apt-get --purge -y remove ou simuler avec.. 1 # deborphan | xargs apt-get --purge -s -y remove Note: le “-y” = “yes”, sinon apt-get bloque.

î[toc] Définir une clé par défaut Dans le fichier de configuration de GnuPG (~/.gnupg/options) default-key 12345678 où 12345678 est l’identifiant de la clé.

(old notes, might be outdated) SIP and NAT On the phone (n900 maemo): username: foo@home.example.org (where example.org is my domain at home) use whatever option for keep-alive use “discover public IP” On the Asterisk server, sip.conf : 1 2 3 4 5 6 7 8 9…

Lister tous les paquetages sur le système # rpm -qa Afficher les fichiers appartenant à un paquetage déjà installé: # rpm -ql nom-du-paquetage Afficher les fichiers qui seraient installés par un paquetage: # -qpi foo-1.2.3.i386.rpm Trouver le paquetage à…

Warning: this page is very old.

Under Linux, Xmodmap can change the mapping of certain useless keys on my keyboard, such as the Microsoft keys: File: ~/.Xmodmap !

Configuration changes I did to Gnome 3 to fit my preferences UI tweaks Install “gnome-tweak-tool” Fonts: for window titles, I put a 6px font Windows titlebar: middle button shows menu, right button shades window Set mouse to “sloppy focus” (mouse focus, i…

Learning IPv6 can be a chicken and egg situation where you have to either start from configuring the router or configuring a specific host on the network.

Utilisation des adresses locales Ping sur le lien local doit spécifier l’interface (car aucun routage de défini): ping6 -I eth0 -c 1 fe80::2e0:18ff:fe90:9205 Ping multi-cast pour découvrir les autres hôtes sur le même lien: ping6 -I eth0 ff02::1 Puis fair…

Notes below are bits of information that I found about Landis+Gyr Gridstream RF electric counters.

Disclaimer: this is most probably not the best way to do this.

Pour utiliser le Tiddlybot en français 1- Dans ~/tiddlybot/tiddlybot/index.html, remplacer: 1 <script src="..

New node bootstrap Install required packages: # apt-get install sudo openssh-server Create the ansible deployment user: # useradd -m -G sudo deploy on Koumbit servers: # useradd -m -G admins deploy Copy the key: # mkdir /home/deploy/.ssh # chown deploy:de…

References OpenZFS on Debian Aaron Toponce’s user guide for ZFS on Linux.

Configurations under “File > Settings” Languages & Frameworks: PHP => PHP Language Level = 7.2 Appearance & Behaviour Appearance => Theme => Darcula Appearance => Use custom font, Deja Vu Sans Mono, size 15 (this is the font of the UI, not code) Appearance

La clé USB doit faire au moins 300 mo.

Install unattended-upgrade: apt-get install unattended-upgrades # yep, in plural Enable the upgrades for all basic system packages: vi /etc/apt/apt.conf.d/50unattended-upgrades Contents: Unattended-Upgrade::Origins-Pattern { "o=${distro_id},n=${distro_cod…

Copied Debian Stretch netinst based on the instructions of Debian USB installation.

Notes for printing and scanning with the Brother DCP-L2540DW.

Usual disclaimer: the following are mostly my personal (strong) opinions and rants.

OVH has this guide on what to do after a disk fail on a dedicated server with soft-RAID (ex: two mirrored disks).

A few things to check, or things that weren’t obvious to me at first, when running a distributed master/satellite configuration.

This applies to most bluetooth headphones under Linux, with Dell XPS 9550 laptops (well, probably to other systems using a broadcom BT chip).

like gnome-shell, but some visual elements annoy me, particular anything that uses vertical real estate, such as titlebars, tab bars, etc.

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