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09:1609:16, 5 December 2025 Howto share a mailbox in sogo mailcow (hist | edit) [1,026 bytes] Claessen (talk | contribs) (Created page with "==view== The following actions are required to let user a@hfx.nl view the inbox of b@hfx.nl: b@hfx.nl: * log in at mail.hfx.nl (sogo), click the three-dots-menu of the inbox and choose share, then add a@hfx.nl a@hfx.nl: * subscribe to b.hfx.nl/inbox (automatic after logging out and in in webmail. The procedure in other mail clients varies.) ==send== The following actions are required to let user a@hfx.nl send mail as b@hfx.nl: admin@hfx.nl * log into administrativ...") Tag: wikieditor

17:1717:17, 17 November 2025 Metal targets for laser ablation (hist | edit) [7,519 bytes] Olushchikova (talk | contribs) (Created page with "== This is a list of all metal targets == {| class="wikitable" ! Element !! # of isotopes (â‰¥â€¯5%) !! Isotopes (massâ€¯u :â€¯% natural abundance) !! Mass !! rod !! disc !! plate |- | Carbon, C || 2 (1) || 12 : 98.93, 13 : 1.07 || 12.01 || 1 || || |- | Magnesium, Mg || 3 (3) || 24 : 78.99, 25 : 10.00, 26 : 11.01 || 24.31 || 4 || || |- | Aluminium, Al || 1 (1) || 27 : 100 || 26.98 || 5 || || |- | Silicon, Si || 3 (1) || 28 : 92.23, 29 : 4.68, 30 : 3.10 || 28.09 ||...") Tag: wikieditor

16:5416:54, 14 November 2025 Howto automatically create a snapshot before installing new packages with apt (hist | edit) [524 bytes] Claessen (talk | contribs) (Created page with "/usr/local/sbin/apt-zfs-snapshot #!/bin/sh ZFS_POOL="rpool" SNAPNAME="apt-upgrade-$(date +%Y%m%d-%H%M%S)" # Create snapshot /sbin/zfs snapshot -r ${ZFS_POOL}@${SNAPNAME} # Cleanup: keep last 10 snapshots /sbin/zfs list -H -t snapshot -o name -s creation | \ grep "${ZFS_POOL}@apt-upgrade" | head -n -10 | \ xargs -r /sbin/zfs destroy exit 0 /etc/apt/apt.conf.d/90zfs-snapshot DPkg::Pre-Install-Pkgs { "/usr/local/sbin/apt-zfs-snapshot"; }; niet ver...") Tag: wikieditor
11:0211:02, 14 November 2025 Howto setup certbot to use HARICA (hist | edit) [287 bytes] Claessen (talk | contribs) (Created page with " certbot register --server https://acme-v02.harica.gr/acme/<SNIP>/directory --eab-kid <SNIP> --eab-hmac-key <SNIP> --agree-tos --no-eff-email --email victor.claessen@hfml-felix.nl Then to request certificates certbot --apache --server https://acme-v02.harica.gr/acme/<SNIP>/directory") Tag: wikieditor

16:4016:40, 6 November 2025 Howto add HARICA root certificate to mailcow/sogo (hist | edit) [208 bytes] Claessen (talk | contribs) (Created page with "in mailcow terminal: docker compose exec sogo-mailcow /bin/bash cd /etc/ssl/certs wget "https://repo.harica.gr/certs/HARICA-Client-Root-2021-RSA.pem" update-ca-certificates --fresh") Tag: wikieditor

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