Hardening debian before network connection, by securetty, PAM su, and sudo setting.
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tier1.jp provides technical information around computer hardware and software.
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Buster or Stretch@news
Debian GNU/Linux 10 aka Buster seems promising. tier1.jp is testing it, of course, and decided not to apply it in 2019.
Fast APT with tmpfs (with plenty DRAM) and Apt-Cacher NG@article
APT can be faster with a bit configurations.
logcheck ignore database v0.7@news
Released logcheck ignore database v0.7. Add more rules for Buster ("testing").
Amounts of separated mountpoints (GNOME)@article
Quick and dirty, a tentative summary of statistics of the amounts of separated mountpoints. How much should they be? (UPDATED; Buster)