Grep By Example is also available as a PDF Minibook, and a Grep playground helps you learn quickly.
" data-medium-file="https://hackaday.com/wp-content/uploads/2024/03/grep-grip.jpg?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2024/03/grep-grip.jpg?w=514">These days, you can’t throw a USB stick without hitting something that’s running Linux. It might be a phone, an embedded device, or your TV. Either way, it’s running Linux, …read more (https://hackaday.com/2024/03/26/galvanize-your-grip-on-grep-with-this-great-grep-guide/)

Cosmic Ray Detection at Starbucks?
https://hackaday.com/2024/03/26/cosmic-ray-detection-at-starbucks/

Want to see cosmic rays? You might need a lot of expensive exotic gear. Nah. [The ActionLab] shows how a cup of coffee or cocoa can show you cosmic rays …read more (https://hackaday.com/2024/03/26/cosmic-ray-detection-at-starbucks/)

Automatic Position Reporting Over HF Radio
https://hackaday.com/2024/03/27/automatic-position-reporting-over-hf-radio/

While most of us carry cell phones that have GPS and other location services, they require a significant amount of infrastructure to be useful. Drive from Washington to Alaska like …read more (https://hackaday.com/2024/03/27/automatic-position-reporting-over-hf-radio/)

3D Printing Real Wood With Just Cellulose and Lignin
https://hackaday.com/2024/03/27/3d-printing-real-wood-with-just-cellulose-and-lignin/

Although the components of wood – cellulose and lignin – are exceedingly cheap and plentiful, combining these into a wood-like structure is not straightforward, despite many attempts to make these …read more (https://hackaday.com/2024/03/27/3d-printing-real-wood-with-just-cellulose-and-lignin/)

Japan’s First Commercial Rocket Debuts With a Bang
https://hackaday.com/2024/03/27/japans-first-commercial-rocket-debuts-with-a-bang/

Though it suffered through decades of naysayers, these days you’d be hard pressed to find anyone who would still argue that the commercialization of space has been anything but a …read more (https://hackaday.com/2024/03/27/japans-first-commercial-rocket-debuts-with-a-bang/)

Sort of Electromagnet Attracts Copper, Aluminum
https://hackaday.com/2024/03/27/sort-of-electromagnet-attracts-copper-aluminum/

It is a common grade school experiment to wind some wire around a screw, power it up, and watch it pick up paper clips or other ferrous materials. It is …read more (https://hackaday.com/2024/03/27/sort-of-electromagnet-attracts-copper-aluminum/)

The Roller Ship Was Not An Effective Way To Cross The High Seas
https://hackaday.com/2024/03/27/the-roller-ship-was-not-an-effective-way-to-cross-the-high-seas/

There were hopes that the roller ship concept could be applied to ocean liners, as per this depiction from La Nature, 1896. The hope w
" data-medium-file="https://hackaday.com/wp-content/uploads/2024/03/Bateau_rouler_2_Poyet.png?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2024/03/Bateau_rouler_2_Poyet.png?w=784">Boats come in all shapes and sizes. We have container ships, oil tankers, old-timey wooden sailing ships, catamarans, trimarans, and all sorts besides. Most are designed with features that give …read more (https://hackaday.com/2024/03/27/the-roller-ship-was-not-an-effective-way-to-cross-the-high-seas/)

2024 Home Sweet Home Automation: [HEX]POD – Climate Tracker and Digital Nose
https://hackaday.com/2024/03/27/2024-home-sweet-home-automation-hexpod-climate-tracker-and-digital-nose/