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Welcome back to my Kubernetes homelab series! In Part 1, I covered the hardware setup for my three-node Raspberry Pi 4 cluster. Now it's time to get my hands dirty with the operating system installation and network configuration. This is where my clu...

You can absolutely put a GUI button on your Raspberry Pi 4 using Python in Thonny – the usual way is with the built-in tkinter library. I’ll show you: A simple window with a button (prints text when clicked) A version that toggles a GPIO LED when y...

The Raspberry Pi 4 Model B itself does not have a strict, official maximum storage limit. The limitation comes from the interfaces used to connect the storage and the file systems they are formatted with. In practical terms, the maximum storage space...

The GPIO (General-Purpose Input/Output) pins on the Raspberry Pi 4 Model B allow interfacing with sensors, LEDs, motors, and other electronics. Below is a detailed breakdown of the 40-pin GPIO header specifications. 📌 GPIO Header Overview (40-Pin) ...
