Series

Longer topics split into parts. Each series is best read from Part 1.

• Air Quality Basics 5 parts

  A learning path on air pollution: what PM2.5 is, how the Air Quality Index works, the standards in West Africa, where to find data, and how forecasts are made.

• Bringing Images to Life with AI 2 parts

  Testing whether generative AI can turn still images into convincing video, first with Luma AI and then with Google's approach.

• Building This Blog 7 parts

  A build log of rdjarbeng.com: starting on Jekyll and GitHub Pages, adding a CMS, automating uploads with a Telegram bot, and moving to Eleventy.

• Custom Domain Email 2 parts

  Getting a free professional email address on your own domain, then sending replies from it in Gmail.

• Raspberry Pi Setup 4 parts

  Setting up a Raspberry Pi for real projects: installing Node.js, then running scripts and Python programs automatically.

• Self-Driving, Explained 2 parts

  How the six SAE levels of driving automation work, where the line between driver assistance and real self-driving sits, and where driverless vehicles already carry passengers today.

• Sending Money Across Borders 2 parts

  Why paying online is instant but sending money to family abroad is slow and expensive, from card networks to newer services like Revolut.