Synchronizing file uploads between browser windows

For PiCockpit, I am currently developing the Digital Nose app. This app requires an upload for the BSEC configuration file – which is binary data. Once the user uploads the file, it gets published via MQTT, and picockpit-client can use it to configure the BSEC AI algorithm to do gas detection. Here is a little…

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raspi-config nonint do_i2c 1 hangs “forever”

While developing PiCockpit, and trying to allow the user to turn I2C off from the webinterface, I have run into crashes and problems. I am using raspi-config in non-interactive mode (I’ve written about this before) to control I2C from the PiCockpit client. While debugging the issue, I noted that – if something was busy accessing…

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How to enable bluetooth headphones on Windows 8.1

To follow this guide, your device should already be paired. (Windows + C > Settings > Change Computer Settings) Open system control panel, and choose the Sound control panel Your headphones should show up in the control panel. Mine are the Soundcore Life Q30 Stereo. (Note you can choose between headset and headphones here.) be…

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Raspberry Pi Compute Module 4 vs Compute Module 3

Raspberry Pi launched Compute Module 4, as a successor to Compute Module 3B+. The Compute Module 4 (CM4) is a so-called System on Module (SoM), which contains core parts which make up a Raspberry Pi 4, for example, and in addition to that eMMC Flash in different sizes (ranging from none for the Lite module…

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Lite version of PCCB

The PCCB is a carrier board for the Raspberry Pi Compute Module 1 – 3 B+. We are able to remove any parts of the full PCCB you do not need, thereby cutting your BOM cost & time to market significantly: For this particular customers only the following features remained: 10 / 100 Mbit/s LAN…

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