ubuntu
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Solved: ONGOING ISSUES – Please read our Group Rules before posting / commenting
Facing the apt-key is deprecated warning on Debian or Ubuntu? An engineer shares 3 solutions, from a quick patch to a permanent fix for automation. Continue reading
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Solved: Is Canadian Web Hosting shut down?
Experiencing DNS failures on Ubuntu 22.04? Learn why systemd-resolved is the likely culprit and get three battle-tested solutions to fix the error. Continue reading
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Solved: I don’t know how to fix this
Stuck on a GPG key error during apt-get update? This senior engineer’s guide explains the cause and provides three fixes to get your Linux server runn Continue reading
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Solved: State of systemd-resolved and DNSSEC? Is it still experimental?
Fix mysterious DNS failures from systemd-resolved. A DevOps pro explains the DNSSEC confusion on Linux and provides three practical fixes to get back Continue reading
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Solved: Here we go again ! Cloudflare down again!
Fix the recurring Cloudflare GPG key error on Debian/Ubuntu. Learn the cause and get 3 real-world solutions to get your `apt` deployments back on trac Continue reading
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Solved: Great marketing tactics, isn’t?
Frustrated by “NO_PUBKEY” GPG errors? Learn why apt-get update fails and get 3 actionable fixes, from a quick patch to a permanent DevOps solution. Continue reading
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Solved: I installed Ubuntu on a network card
Did your Ubuntu install put the bootloader on a network card, leaving your system unbootable? Learn why it happens and the step-by-step fix. Continue reading
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Solved: What to do with this?
Fix the “apt-key is deprecated” warning by moving PPA keys to the secure signed-by method. Keep your CI/CD pipelines from breaking on Debian & Ubuntu. Continue reading
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Solved: How I Stopped Brutal WordPress Attacks Using Fail2Ban on Ubuntu VPS
Stop relentless WordPress brute-force attacks on your Ubuntu VPS. Learn battle-tested Fail2Ban configurations from a DevOps pro to secure your server. Continue reading