Category: Uncategorized
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Mounting an NVMe drive with pmount in Linux
If we try to mount an NVMe drive with pmount the following error will occur: jaufranc@Mini-IT13-CNX:~$ pmount /dev/nvme1n1p1 Error: device /dev/nvme1n1p1 is not removable We can fix this by editing /etc/pmount.allow and adding the drive or partition to the list of allowed drives: /dev/nvme1n1p1 A quick test shows that it did the trick: jaufranc@Mini-IT13-CNX:~$ pmount…
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Realtek RTL8111 revisions and part numbers
HWiNFO64 will report revisions for Realtek RTL8111 chips with numbers from 1 to 15 which look up to a specific RTL8111 variant. Here’s the lookup table: Rev 01 -> RTL8111C Rev 03 -> RTL8111D Rev 06 -> RTL8111E Rev 07 -> RTL8111F Rev 0a -> TBD Rev 0c -> RTL8111G Rev 15 -> RTL8111H It’s…
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Firefox extension that cleans up URLs in Google Search results
There are several extensions for Firefox, but most don’t work properly. For example, one will show the proper link, but copying the link will use the full google.com URL to the target website. The extension that works for me in Firefox 115 on Ubuntu 22.04 is ClearURLs. It will show the actual URL and copy/pasting…
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How to check the Bluetooth version in Windows
Instructions to check the Bluetooth version in Microsoft Windows by checking the LMP (Link Manager Protocol) version in Device Manager. First, start the Device Manager and select Bluetooth as shown below. Double-click on “Intel Wireless Bluetooth”, and then go to the Advanced tab. You can now check the Firmware Version and specifically the LMP version.…
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Allwinner A523 vs Rockchip RK3566/RK3568
Comparison of Allwinner A523 octa-core Arm Cortex-A55 processor to Rockchip RK3568 (and RK3566) quad-core Arm Cortex-A55 SoC in Geekbench 6. The performance difference is less dramatic in another Geekbench 6 comparison.
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IEI WAFER-IMX8MP and WAFER-RK3588 3.5-inch SBCs
Two 3.5-inch Arm single board computers from IEI showcased at Computex 2023: the WAFER-IMX8MP based on NXP i.MX 8M processor, and the WAFER-RK3588 powered by a Rockchip RK3588 SoC. Still no detailed specifications or even product pages available. Photos from TLS attending Computex 2023.
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AAEON products showcase at COMPUTEX 2023
AAEON will showcase both new and upcoming products featuring the latest NVIDIA and Intel platforms at their headquarters throughout the duration of COMPUTEX 2023 (May 30th to June 2nd, 2023). Below are the products that have not yet been released, but will be on show for exclusive viewing: NVIDIA Jetson AGX Orin Platform BOXER-8646AI, AI…
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Clear Redis cache from the command
I’d usually clear the Redis cache from the WordPress dashboard, but in case I can’t access it, it can also be done from the command line: redis-cli flushall I used this to resolve a strange wp-admin URL redirect loop after upgrading WordPress and rebooting the server (after apt dist-upgrade): pi@pad7-pios:~ $ wget th.cnx-software.com –2023-05-21 11:48:45–…
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Testing multi-touch in Linux
PyMT is recommended, but it’s old and fails to install, at least on Raspberry Pi OS: pi@pad7-pios:~ sudo pip3 install PyMTMT Looking in indexes: https://pypi.org/simple, https://www.piwheels.org/simple Collecting PyMT Downloading PyMT-0.5.1.tar.gz (19.1 MB) |████████████████████████████████| 19.1 MB 96 kB/s ERROR: Command errored out with exit status 1: command: /usr/bin/python3 -c ‘import sys, setuptools, tokenize; sys.argv[0] = ‘”‘”‘/tmp/pip-install-b6yez7ac/pymt_1ca31b3b3c92406780ce92a5395ee500/setup.py'”‘”‘;…
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Raspberry Pi on-screen keyboard
Installation of the on-screen keyboard on Raspberry Pi OS: sudo apt install matchbox-keyboard Go to Accessories->Keyboard in the top menu to launch the on-screen software keyboard, or type the following command in a terminal window: matchbox-keyboard Over SSH, we would need to redirect the display: DISPLAY=:0 matchbox-keyboard & Update: The matchbox keyboard is pretty poor…