Tuning Ruby and Rails for Discourse almost 5 years

Here are some quick raw notes I would like to flesh out to a blog post, eventually.

DIY Arduino Pro Mini quadcopter almost 5 years

[execUc] took a stock V929 quadcopter and started making some crafty customizations. The main change - the control electronics were replaced by an Arduino Pro Mini (16Mhz model).

Changing my operating system | Derek Sivers almost 5 years

https://news.ycombinator.com/item?id=5391597

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Cold-Brew Iced Coffee almost 5 years

Get the smoothest taste without bitterness using this easy method; control the sweetness, flavor, creaminess, calories, and cost by making your own at home.

Reading the news in France - National Geographic Found almost 5 years

Reading the news in France.Photograph by Maynard Owen Williams, National Geographic

Tongue-Mounted Toothbrush almost 5 years

Adel Elseri and Said Fayad hope that the tongue-mounted toothbrush, which is their invention, will make them rich. You slip the device over your tongue and scrub away. Apparently it's one-time use only. Check out their facebook page for ...