Notes

January 1st 1970

Linux

Quit telnet session

Ctrl+AltGr+9
quit

for i in range

for i in {01..99}; do echo $i; done

Make Siterip

wget -mpckE --user-agent="Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/88.0.4324.146 Safari/537.36." -e robots=off <URL>

Limit journald disk-space

Change SystemMaxUse in /etc/systemd/journald.conf to e.G. 300M.
Then service systemd-journald restart

Changing output device in Gnome doesn't work

Bug

mv ~/.config/pulse ~/.config/pulse_old

Systemd service

https://www.freedesktop.org/software/systemd/man/systemd.service.html

Edit Registry

https://github.com/rescatux/chntpw

myip alias

alias myip="curl ifconfig.co"

standard ports list

/etc/services

flush DNS cache

systemd-resolve --flush-caches

resolvectl flush-caches

Writing umlauts on an english keyboard

AltGr+[ then press a,o,u,... to get the umlaut.

Remove dirty-flag from NTFS

ntfsfix -d /dev/sdx1 / mount -o remove_hiberfile /dev/...

Extract first page of PDF and save as PNG using GhostScript

for f in *.pdf; do gs -dSAFER -dBATCH -dNOPAUSE -sDEVICE=png16m -sPageList=1 -r300 -sOutputFile="${f%.*}.png" "$f"; done

gsettings workspace stuff

gsettings set org.gnome.desktop.wm.keybindings switch-to-workspace-left "['<Alt>A','<Alt>Page_Up']"
gsettings set org.gnome.desktop.wm.keybindings switch-to-workspace-right "['<Alt>D','<Alt>Page_Down']"
gsettings set org.gnome.desktop.wm.keybindings move-to-workspace-left "['<Alt><Shift>A','<Alt><Shift>Page_Up']"
gsettings set org.gnome.desktop.wm.keybindings move-to-workspace-right "['<Alt><Shift>D','<Alt><Shift>Page_Down']"

gsettings set org.gnome.desktop.wm.keybindings switch-applications "['disabled']"
gsettings set org.gnome.desktop.wm.keybindings switch-windows "['<Alt>Tab']"

gsettings.png

Nemo allow multiple windows

cp /usr/share/applications/nemo.desktop .local/share/applications/

Then add the following to ~/.local/share/applications/nemo.desktop:

[Desktop Action new-window]
Name=New Window
Exec=nemo

show nic speed

cat /sys/class/net/<iface>/speed

Windows

.cpl / .msc

sysdm.cpl <- advanced pc settings
ncpa.cpl <- network adapter settings
devmgmt.msc

Workspace AutoHotkeys

workspacer.ahk

Show all perf-counters

typeperf -qx

Disable Wsus for Windows Update

REG ADD "HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows\WindowsUpdate\AU" /v UseWUServer /t REG_DWORD /d 0 /f
net stop "Windows Update"
net start "Windows Update"

Show Embedded Windows License Key

wmic path SoftwareLicensingService get OA3xOriginalProductKey

Show bios serial number

wmic bios get serialnumber

Count Members of AD group

(Get-ADGroup "GROUP" -Properties *).Member.Count

Get Release ID with Powershell

(Get-ItemProperty "HKLM:\SOFTWARE\Microsoft\Windows NT\CurrentVersion\" -Name ReleaseID).ReleaseId

Startup folder location

System-wide:

C:\ProgramData\Microsoft\Windows\Start Menu\Programs\StartUp

Per User:

%appdata%\Microsoft\Windows\Start Menu\Programs\Startup