How I Started Listing Corrupted Snapshots in OpenSearch (DEV Tools, Curl, and Python)
Learn how to detect corrupted OpenSearch snapshots using DEV Tools, Curl, and Python. Understand why snapshot corruption happens and how to automate health checks.
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Building Dynamic Saved Search URLs in OpenSearch Dashboards (with Python)
Learn how to build dynamic OpenSearch Dashboards saved search URLs and generate URL encoded KQL filters in Python for clean, reliable deep links to your logs.
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Unboxing XGO Rider: First Look at Self‑Balancing Micro:bit Robot
Unbox and explore the Elecfreaks XGO Rider, a palm‑sized self‑balancing robot for micro:bit. Hands‑on review, programming guide and RC control tips.
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AI | Technology
OpenAI Unveils GPT-OSS: A New Era of Open Language Models
OpenAI introduces its latest open-weight language models, GPT-OSS, offering unprecedented accessibility and performance under an Apache 2.0 license.
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Raspberry Pi Natural-Language GPIO Control with OpenAI: Turn On LED and Fan Using Plain English
Build a simple web app on Raspberry Pi that understands natural text like Turn on LED for 5 seconds and controls GPIO safely. Includes scheduling in Europe/Madrid timezone, full working Flask backend, web UI, and a tiny OpenAI chat script.
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Home Automation with Raspberry Pi Zero – Complete Step-by-Step Guide
Build a Raspberry Pi Zero W home-automation switch with MOSFETs and a Flask web console. Circuit, power, wiring, and code in simple steps.
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Elecfreaks Cutebot, XGO Robot Dog & JacDac Kit – Which Wins?
Detailed review of Elecfreaks Smart Cutebot, CM4 XGO Robot Dog and JacDac Smart Exploration kits, covering specs, coding, price and comparison.
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How to Connect to Raspberry Pi Using SSH Without IP Address (No Monitor Needed)
Setting up a headless Raspberry Pi doesn’t have to involve hunting for its IP address. With mDNS (Multicast DNS) and a proper preconfiguration in Raspberry Pi Imager, you can SSH into your Pi using its hostname (e.g., rootsaid.local)—no screen, keyboard, or router login required. This guide walks you through the exact steps and explains how…
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Designing PCBs for High-Speed Signals and Mixed-Signal Circuits
Master PCB layout for high-speed signals and mixed analog/digital boards. Discover guidelines, best practices, and signal integrity techniques.
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Top Robotics Kits for 2025 for Beginners
Discover the top robotics kits for 2025! Beginner-friendly options like Petoi Bittle-X, mBot Neo, PiCar-X, Elegoo Car Kit & Pi Crawler explained.
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Which MOSFETs or BJTs Can Be Used with Raspberry Pi GPIO?
Discover the best MOSFETs and BJTs for Raspberry Pi GPIO. Avoid IRF520N issues and choose logic-level transistors for safe, reliable switching.
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Home Automation with Arduino Nano ESP32 and Arduino IoT Cloud
Control lights and appliances from anywhere using Arduino Nano ESP32 and Arduino IoT Cloud in this simple home automation guide.
