windowspowershell
CMD vs. PowerShell: What’s the Real Difference?
Discover the architectural differences between Command Prompt and PowerShell, shifting from legacy text parsing to modern object-oriented automation.
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embedded-systemsesp32
Demystifying the MAX30102: How This Tiny Biometric Sensor Tracks Your Pulse and SpO2
Discover the science behind the MAX30102 biometric sensor. Learn how photplethysmography works, bypass a common MH-ET Live hardware flaw, and stream real-time heart rate and SpO2 data using an ESP32.
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esp32robotics
Building 2.1: A DIY ESP32 Companion Robot
Learn how to build your own companion robot using an ESP32, OLED display, and basic sensors for a fun and interactive desktop companion.
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dockerdevops
Getting Started with Docker: From History to Industry Standard
Docker revolutionized how we build, ship, and run software. This comprehensive guide covers why it became an industry standard and how you can get started using it today.
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embedded-systemsmicrocontrollers
ESP32-S3 vs. STM32H7: Which Powerhouse for Your Project?
Choosing between an ESP32-S3 and an STM32H7 can be tough. We break down the specs, performance, and best use cases for these two microcontroller giants.
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securityprivacy
The Hidden Security Danger of Phone Number Recycling
Telecom operators recycle inactive mobile numbers, creating significant cybersecurity risks. Learn how phone number recycling can lead to unauthorized access to your linked online accounts.
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microcontrollersembedded-systems
The Tiny Brains Behind the IoT Revolution: Understanding Microcontroller Units (MCUs)
Discover the unsung hero of modern electronics—the Microcontroller Unit (MCU)—and why it is the critical component powering the IoT era.
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RaspberryPiWiFi
How to Use a Raspberry Pi as a WIFI Access Point (Sinhala)
A step-by-step guide on transforming your Raspberry Pi into a functional WiFi access point using hostapd and dnsmasq.
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How to Use a Raspberry Pi as a WiFi Access Point (English)
Transform your Raspberry Pi into a functional wireless access point. This step-by-step guide covers the installation and configuration of hostapd and dnsmasq.
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iotarduino
Arduino Uno vs ESP32: Which One Should You Choose?
Choosing the right microcontroller is key for embedded systems and IoT. Here’s a breakdown of the Arduino Uno and ESP32 to help you decide.
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reactjavascript
Getting Started with React: A Practical Guide
React can feel overwhelming at first. Here's how I approach learning it — starting with the mental model, not the syntax.
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tailwindcss
What's New in Tailwind CSS v4
Tailwind v4 drops the config file and moves everything into CSS. Here's what changed and why it's better.
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