How to change USB device permission permanently on Linux

Question: I am trying to run gpsd on my Linux with a USB GPS receiver. However, I am getting the following errors from gpsd. gpsd[377]: gpsd:ERROR: read-only device open failed: Permission denied gpsd[377]: gpsd:ERROR: /dev/ttyUSB0: device activation failed. gpsd[377]: gpsd:ERROR: device open failed: Permission denied – retrying read-only Looks like gpsd does not have permission […]
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How to install a USB webcam in Raspberry Pi

Question: Can I use a standard USB-based webcam on Raspberry Pi? How can I check if my USB webcam is compatible with Raspberry Pi, and how can I install it on Raspberry Pi? If you want to take pictures or record videos using Raspberry Pi board, you can install Raspberry Pi camera board. If you […]
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How to find the device name of a USB drive on Linux

Question: I need to know the device name (e.g., /dev/sdb) assigned to my USB flash drive after I plug the drive into my Linux system. Is there an easy way to identify the device name of a USB drive on Linux? To find out the device name assigned to a USB drive or USB stick, […]
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