Welcome to decuser's blog

Topics on this blog include computing, retro-computing, operating systems, math, and whatever other technical subjects I happen to be exploring that I find interesting enough to take and share notes about.

Posts

• Dec 30, 2021 unix research-unix v7

  Installing and Using Research Unix Version 7 in the SimH PDP-11/45 and 11/70 Emulators v1.7

  Revision 1.7 of Installing and Using Research Unix Version 7 in the SimH PDP-11/45 and 11/70 Emulators is out, get it here: research-unix-7-pdp11-45-v1.7.pdf

  Last Updated December 30, 2021

• Mar 23, 2021 unix freebsd videos

  freebsd 2021 ep 2 logging in and out
• Feb 21, 2021 unix vim

  Vim User Manual in txt and ps and pdf us-letter

  This note describes how to create a pdf (and ps, and txt) version of the latest Vim documentation. I got sick of trying to find a useable and current pdf on the web, so I just figured out how to do it from source and am posting the howto for others who might come after.

  This is current as of February 17, 2021.

• Feb 12, 2021 unix freebsd videos

  freebsd 2021 ep 1 installation
• Oct 26, 2020 unix macos

  An Open Letter to Apple and the Time Machine Bug

  Dear Apple,

  This morning, I had a row in your Apple Technical Support forums that I thought I should preserve.

• Sep 20, 2020 unix freebsd videos

  freebsd 2020 ep 7 all about manpages
• Sep 18, 2020 unix freebsd videos

  freebsd 2020 ep 6 system programming who command
• Sep 15, 2020 unix freebsd videos

  freebsd 2020 ep 5 playing with zfs and zfs snapshots
• Sep 13, 2020 unix freebsd videos

  freebsd 2020 ep 4 updating your freebsd 12.1 system safely with zfs boot environments
• Aug 6, 2020 unix freebsd videos

  Installing freebsd 8.4 to work with Kongs driver book