Context The Lenovo Thinkpad X9 15 Gen 1 came out in 2025, and has been certified to support Ubuntu. I’ve tried both Linux Mint and KDE Neon on this laptop. Both are derived from Ubuntu, and the ca...

This post was inspired by 3blue1brown’s video on the dot product. Here I explain his derivation, adding interactive Desmos graph to further explore the ideas. Prerequisites Understand vectors. ...

Add or Explode Add up to the biggest number for hours of explosive fun! Destroy numbers to increase your score, getting bigger and faster. Dodge frenzies of bullets ready to explode! You’ll lose h...