convert / dehydrated / certbot / letsencrypt config by Walter Doekes , 21 Dec 2016

If you find yourself in the situation that you have to reuse your Letsencrypt credentials/account generated by Dehydrated (a bash Letsencrypt interface) with the official Certbot client, like me, you'll want to convert your config files.

mysql / deterministic / reads sql data by Walter Doekes , 16 Dec 2016

Can I use the MySQL function characteristic DETERMINISTIC in combination with READS SQL DATA and do I want to?

patch-a-day / pdns-recursor / broken edns lookups by Walter Doekes , 01 Dec 2016

Last month, our e-mail exchange (Postfix) started having trouble delivering mail to certain destinations. These destinations all appeared to be using Microsoft Office 365 for their e-mail. What was wrong? Who was to blame? And how to fix it?

patch-a-day / dovecot / broken mime parts / xenial by Walter Doekes , 30 Nov 2016

At times, Dovecot started spewing messages into dovecot.log about a corrupted index cache file because of “Broken MIME parts”. This happened on Ubuntu/Xenial with dovecot_2.2.22-1ubuntu2.2:

tmpfs files not found / systemd by Walter Doekes , 15 Nov 2016

While debugging a problem with EDNS records, I wanted to get some cache info from the PowerDNS pdns-recursor. rec_control dump-cache should supply it, but I did not see it.

Recap2018 by Herman Bos , 10 Dec 2018

Gbp buildpackage / gpg2 by Walter Doekes , 08 Nov 2018

Kubectl / broken terminal / ipython by Walter Doekes , 20 Sep 2018

Vimrc / debian stretch by Walter Doekes , 19 Sep 2018

Core file / docker image / auplink by Walter Doekes , 18 Sep 2018

Ubuntu bionic / crashing gdm / eglgetdisplay by Walter Doekes , 11 Apr 2018

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