Reminders

Show temperature of Rasp Pi: $ cat /sys/class/thermal/thermal_zone0/temp 53692 This means 53.6 degC : i.e. you have to divide by 1000 to get the temp in degC : BOB=`cat /sys/class/thermal/thermal_zone0/temp` expr $BOB / 1000 # divide by 1000 to use ‘sar’ for recording system performance: # apt install sysstat (optional) set it to run every 5min instead of 10min in /etc/cron.d/sysstat change …

If you ever need to move a Windows Recovery partition, here’s some tools that may be useful. The normal use-case for moving a Recovery partition is when you have unused disk space ‘beyond’ it, which you want to use to expand an existing partition, for example , see the screenshot below : Step 1. Save the contents of the current Recovery partition into the C: drive : Open an Elevated Command window …

Bitlocker commands Clean up WinSxS folder using DISM /cleanup-image How to enable the built-in Administrator account SYSPREP fails: ‘reserved storage in use’ Disable Wi-Fi from the command line Windows kernel versions Various handy shortcuts: Shift-F10 : (during OOBE) open a Command Window Control-Shift-F3 : (during OOBE ) logs you in as Administrator Control-Shift-Win-B : Windows desktop …

Since I mainly use Debian-based Linux flavours, I have had to get used to the apt package manager which Debian uses. I find it a bit unintuitive to use, as there seem to be several different programs to do basic things. Note: many of the apt commands shown below need to run as root, so you should prefix each command with ‘sudo’ if running as a normal user. # apt update - this downloads package …

Handy reminders of some of the many useful things you can do with keyboard combinations on a Mac. Note: if you’re using a PC keyboard, ‘Option’ is the Alt key , and ‘Command’ is the Windows key Key combination what it does Command-Shift-4 Take a screen capture (selected area) Command-Shift-3 Take a screen capture (whole screen, saved straight to your desktop) Option-# print the £ sign (if you have …