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Open Hardware/Modding: Beaglebone, Raspberry Pi, and Arduino

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Hardware
  • Beaglebone Black still going strong

    The last few weeks I saw some traffic on the Fediverse mentioning the Beaglebone Black boards. As I am very happy with my old-but-still-running Beaglebone Black boards, it seemed a nice subject for a blog post.

  • Raspberry Pi TV Simulator Tunes in to Retro Channels | Tom's Hardware

    Refurbishing old hardware is always an admirable way to preserve technology of the past but sprucing it up with a Raspberry Pi is arguably one of the most fun ways to breathe some life into vintage electronics. Today we’re showcasing a brilliant Raspberry Pi-powered TV simulator created by maker and developer Rodrigo Feliciano who does just that.

    This Raspberry Pi TV simulator is housed inside of an old tube TV and features an interface very reminiscent of vintage television. Instead of using a remote, users change the “channel” using a dial off to the side. Each channel is pre-programmed with videos that play once the channel is “tuned in”. In between channels is a familiar static sound derived from the TV circuit complete with a video snow effect.

  • Clockwork's DevTerm Teases Raspberry Pi Compute Module 4 Compatibility | Tom's Hardware

    The DevTerm (opens in new tab) modular computer from Clockwork Pi (opens in new tab) has a hint of a significant upgrade, after its creator posted on Twitter (opens in new tab) to show an adapter to fit a Raspberry Pi Compute Module 4 (opens in new tab) board into the slot previously occupied by a Compute Module 3.

    With a simple adapter board, we can make the #DevTerm immediately compatible with the #CM4. CM4 is so GREAT, for me it's not much different from a desktop PC already.

  • Designing a DIY watch with a brass 'cyberpunk-y' aesthetic | Arduino Blog

    The cyberpunk aesthetic, like several other genres, often takes the form of heavy and metallic body modifications or devices that are meant to signify a more futuristic society. Inspired by the video game Deus Ex, Redditor Star_11 had the idea to create their own smartwatch primarily out of soldered brass sheets and 3D-printed plastic.

    Within this space-age bracelet is an Arduino Nano Every, which controls the connected Crystalfontz SSD1320 flexible OLED display. On it, the watch can currently show the time and date, although other information such as the level of the 280mAh battery, alarms, and timers might be added in the future. Star_11’s plan is to also take a Nano 33 IoT and replace the Nano Every for extra IoT functionality or connect to a phone via Bluetooth®.

More in Tux Machines

digiKam 7.7.0 is released

After three months of active maintenance and another bug triage, the digiKam team is proud to present version 7.7.0 of its open source digital photo manager. See below the list of most important features coming with this release. Read more

Dilution and Misuse of the "Linux" Brand

Samsung, Red Hat to Work on Linux Drivers for Future Tech

The metaverse is expected to uproot system design as we know it, and Samsung is one of many hardware vendors re-imagining data center infrastructure in preparation for a parallel 3D world. Samsung is working on new memory technologies that provide faster bandwidth inside hardware for data to travel between CPUs, storage and other computing resources. The company also announced it was partnering with Red Hat to ensure these technologies have Linux compatibility. Read more

today's howtos

  • How to install go1.19beta on Ubuntu 22.04 – NextGenTips

    In this tutorial, we are going to explore how to install go on Ubuntu 22.04 Golang is an open-source programming language that is easy to learn and use. It is built-in concurrency and has a robust standard library. It is reliable, builds fast, and efficient software that scales fast. Its concurrency mechanisms make it easy to write programs that get the most out of multicore and networked machines, while its novel-type systems enable flexible and modular program constructions. Go compiles quickly to machine code and has the convenience of garbage collection and the power of run-time reflection. In this guide, we are going to learn how to install golang 1.19beta on Ubuntu 22.04. Go 1.19beta1 is not yet released. There is so much work in progress with all the documentation.

  • molecule test: failed to connect to bus in systemd container - openQA bites

    Ansible Molecule is a project to help you test your ansible roles. I’m using molecule for automatically testing the ansible roles of geekoops.

  • How To Install MongoDB on AlmaLinux 9 - idroot

    In this tutorial, we will show you how to install MongoDB on AlmaLinux 9. For those of you who didn’t know, MongoDB is a high-performance, highly scalable document-oriented NoSQL database. Unlike in SQL databases where data is stored in rows and columns inside tables, in MongoDB, data is structured in JSON-like format inside records which are referred to as documents. The open-source attribute of MongoDB as a database software makes it an ideal candidate for almost any database-related project. This article assumes you have at least basic knowledge of Linux, know how to use the shell, and most importantly, you host your site on your own VPS. The installation is quite simple and assumes you are running in the root account, if not you may need to add ‘sudo‘ to the commands to get root privileges. I will show you the step-by-step installation of the MongoDB NoSQL database on AlmaLinux 9. You can follow the same instructions for CentOS and Rocky Linux.

  • An introduction (and how-to) to Plugin Loader for the Steam Deck. - Invidious
  • Self-host a Ghost Blog With Traefik

    Ghost is a very popular open-source content management system. Started as an alternative to WordPress and it went on to become an alternative to Substack by focusing on membership and newsletter. The creators of Ghost offer managed Pro hosting but it may not fit everyone's budget. Alternatively, you can self-host it on your own cloud servers. On Linux handbook, we already have a guide on deploying Ghost with Docker in a reverse proxy setup. Instead of Ngnix reverse proxy, you can also use another software called Traefik with Docker. It is a popular open-source cloud-native application proxy, API Gateway, Edge-router, and more. I use Traefik to secure my websites using an SSL certificate obtained from Let's Encrypt. Once deployed, Traefik can automatically manage your certificates and their renewals. In this tutorial, I'll share the necessary steps for deploying a Ghost blog with Docker and Traefik.