Plesk: System/cron mails are not DKIM signed
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Plesk: Add webmaster addresses to all domains

Here is a shell script that will iterate through all your Plesk domains to quickly add email addresses in bulk without going through each domain’s settings yourself. IntroSolutionScriptAutomation with events Intro This specific script adds a webmaster email address with standard aliases like postmaster@ and abuse@, but without an actual Read more…

Tweaks for Ubuntu memory swap
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Cannot allocate memory – Fix for login error

Do you see this message on every login to your Ubuntu system? “Could not load list of meta packages: [Errno 12] Cannot allocate memory”. The error indicates there was not enough RAM available to complete the task. Here I explain where the message comes from and how to get rid of it.