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Redhat 8 / Rocky Add epel-release
dnf install epel-release -y Install dnf-automatic
dnf install dnf-automatic -y Enable
systemctl enable --now …
Get current boot runlevel
systemctl get-default Default boot to graphical interface
systemctl set-default graphical.target Default boot to command …
The tool is used to program ESP based chips such as the ESP8266/ESP8285 located in Sonoff units.
Installing esptool on Ubuntu 18.04/Mint 19 First …
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Monitoring
The service mdmonitor will fail to run unless an email address is present in /etc/mdadm.conf
MAILADDR receiver@example.com MAILFROM …
ZFS Install Ubuntu
On ubuntu based systems after 16.04 it’s enough to run
apt install zfsutils-linux for zfs support to be installed.
Mint
The …
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List of backup solutions.
Cloudberry
Backup solution recommended by Lawrence Systems (You Tube) https://www.cloudberrylab.com/🔗
Backblaze B2 …
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Cockpit is a management system for Linux servers. It is typically accessed on port 9090 using either the server IP address or DNS name.
Installation …
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Examples on how to use dd.
Create image from USB device
dd if=<device> of=<filename> bs=1M
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Gnome notes.
Disable hot corners
gsettings set org.gnome.desktop.interface enable-hot-corners false
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Examples on using ImageMagick.
Resize image
convert img1_1680-1050.jpg -resize 1920 a01.jpg will create an image that is 1920 pixels wide. The height …
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