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*Last updated 2025-05-03 Cost: $25 antenna $49 LC29HEA $20 Raspberry Pi Zero 2W $1 OTG USB adapter $5 USB power supply and USB cable for Pi Total $100 The Quectel LC29HEA is a dual frequency (L1/L5) receiver that can act as a base station or rover in a RTK setup. RTKLibExplorer covers this in his…

I have a raspberry pi zero 2w running a 24″ monitor that is displaying relevant information in an area of the farm. The Raspi isn’t strong enough to run Chromium or Firefox (only 512MB RAM) so I am VNCing into a server that is displaying a Firefox window with the info I want. Takes much…

Last updated 2024-09-27 The only cost in this setup is the GPS tracker itself and the monthly SIM card subscription. The trackers are available for as little as $15 and seem to work quite well. Most come linked to Chinese servers, but you can change that to a different IP address and different reporting frequency….

Kind of complicated, but works. Proxmox uses NoVNC to connect to the primary user (in my case, pi=1000). I can start another Xsession at :1 but the desktop sharing doesn’t work well. pcmanfm-qt loads new windows in the :0 session instead of :1, and things aren’t well separated. Easier to just create a new user…

InfluxDB as an example (taken from here): 1. Obtain and verify the new key : wget -q https://repos.influxdata.com/influxdata-archive_compat.key gpg –with-fingerprint –show-keys ./influxdata-archive_compat.key 2. Install the new key: cat influxdata-archive_compat.key | gpg –dearmor | sudo tee /etc/apt/trusted.gpg.d/influxdata-archive_compat.gpg > /dev/null 3. Update your APT sources to use the new key: echo 'deb [signed-by=/etc/apt/trusted.gpg.d/influxdata-archive_compat.gpg] https://repos.influxdata.com/debian stable main' |…

purge a bad config: sudo ifdown –force -vvv wlp3s0 sudo ip address flush dev wlp3s0 sudo ip link set wlp3s0 down sudo ifup -vvv wlp3s0 sudo nmcli connection down 'RNDIS 4G' sudo nmcli connection modify 'RNDIS 4G' ipv4.route-metric 600 sudo nmcli connection up 'RNDIS 4G'

Taken from Debian User Forums # Determine your display manager # Determine your session(s) # Make a /etc/sddm.conf.d/autologin.conf file and add info: (only for SDDM display manager) # Add to the file:

Plug in stick, log in. http://192.168.100.1/usbdebug.html Reboot (unplug, replug) adb shell setprop service.adb.root 1; busybox killall adbdadb reboot edledl rf uz801-stock.bin Then download individual partitions. edl rl uz801_stock –genxml Reboot (unplug, replug) adb reboot bootloader cd OpenStick/flash/./flash.sh sudo mount -o loop ~/firmwares/uz801_stock/modem.bin /mnt/test to mount the modem.bin file then copy all the files over to…

OpenVPN will fail to start in an unprivileged LXC with the following error as shown in journalctl -xeu openvpn@server: ERROR: Cannot open TUN/TAP dev /dev/net/tun: No such file or directory (errno=2) The Proxmox wiki has a nice guide to solving this problem.