Author Archives: #!/bin/blog

Administrivia 2022-09-06 is now co-hosted here on A few old posts are already public again Hit me up via Mastodon etc if you miss something:

Posted in Metablogging | Comments Off on Administrivia 2022-09-06

Too good to #0001

Set X11 keyboard layout manually and temporarily (e.g. in i3 if I need to test exotic window managers for my users) Speaking of which, set keyboard layout permanently in Gnome Check if Gnome Screensaver is active (I use this for … Continue reading

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Phönix aus dem mysqldump

“Haltet die Fresse! Glotzt mehr TV!”, das wählte ich im Sommer 2007 als Überschrift, irgendwie ganz und gar nicht im Verfolgungswahn, unter dem Eindruck des damals bereits nicht mehr ganz so frischen Landgerichts Hamburg, der noch etwas neueren Impressumpflicht, TKÜV, Mediendienstestaatsvertrag … Continue reading

Posted in Metablogging | 2 Comments

Ab jetzt offiziell alt

Da ich mit meinen 48 Jahren seit kurzem Hörgeräte trage und immer wieder die selben Fragen und Geschichten höre, will ich mal aufschreiben, wie das so gelaufen ist. Prolog Im Jahr 2004 operierte ich im Alter von 32 Jahren am … Continue reading

Posted in Boys need Toys, Hardware | Tagged , , | 1 Comment

Aggressive NTP configuration on Windows 10

While clicking around on, which has a nice Esperanto translation that you may want to to check out, I kept running into large-ish time offsets of at least several tenths of a second on a Windows 10 machine. As … Continue reading

Posted in Software | Tagged , , , | 2 Comments

3 Monate Alienware m15

Nachdem mein Macbook Pro auch schon wieder mehr als 4 Jahre auf dem Buckel hatte, musste ich langsam akzeptieren, dass das nächste kein Macbook mehr sein konnte. Ungelöste Mechanikprobleme an den aktuellen Tastaturen, fehlende Esc-Taste, und das ganze, da es … Continue reading

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“Commands that show your Wifi passwords” roundup

With a hint of sensationalism, @DynamicWebPaige asks: Did you know that “netsh wlan show profile” shows every network your computer has ever connected to? And “key=clear” shows the *passwords*? No, I didn’t, and to be frank, I don’t care. But … Continue reading

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IPv6 Privacy Stable Addressing Roundup

“Okay, let’s see whether we can reach your Macbook externally via IPv6. What’s the address?” Sure, let’s have a look. $ ifconfig … inet6 2a03:2260:a:b:8aa:22bf:7190:ef36 prefixlen 64 autoconf secured inet6 2a03:2260:a:b:b962:5127:c7ec:d2df prefixlen 64 autoconf temporary … Everybody knows that one … Continue reading

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Debian /boot old kernel images

So I was looking at yet another failed apt-get upgrade because /boot was full. After my initial whining on Twitter, I immediately received a hint towards /etc/apt/apt.conf.d/01autoremove-kernels, which gets generated from /etc/kernel/postinst.d/apt-auto-removal after the installation of new kernel images. The … Continue reading

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How expiration dates in the shadow file really work

tl;dr: Accounts expire as soon as UTC reaches the expiration date. In today‘s installment of my classic shame-inducing series “UNIX basics for UNIX professionals”, I want to talk about account (and password) expiration in /etc/shadow on Linux. The expiration time … Continue reading

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