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Track your family calendar with a Raspberry Pi and a low-power display

Some families have a complex schedule: the kids have school and afterschool activities, you have important events you want to remember, everyone has multiple appointments, and so forth. While you can keep track of everything using your cellphone and an app, wouldn't it be better to have a large, low-power display at home to show your family's calendar? Meet the E Ink calendar!

5 useful Moodle plugins to engage students

A good e-learning platform is important for education all over the world. Teachers need a way to hold classes, students need a friendly user interface to facilitate learning, and administrators need a way to monitor the educational system's effectiveness. Moodle is an open source software package that allows you to create a private website with interactive online courses. It's helping people gather virtually, teach and learn from one another, and stay organized while doing it.

Manage containers on Raspberry Pi with this open source tool

Containers became widely popular because of Docker on Linux, but there are much earlier implementations, including the jail system on FreeBSD. A container is called a "jail" in FreeBSD terminology. The jail system was first released in FreeBSD 4.0 way back in 2000, and it has continuously improved since. While 20 years ago it was used mostly on large servers, now you can run it on your Raspberry Pi.

Raspberry Pi CM4 carrier delivers isolated Modbus, 1-Wire, and CAN

On Kickstarter: an open-spec, $120 “CM Hunter” carrier for the RPi CM4 with GbE, HDMI 2.0, 2x USB 2.0, micro-USB OTG, LCD, relay, and isolated RS485/Modbus, 1-Wire, and CAN. The Raspberry Pi Compute Module carrier scene has always been interesting, as different companies focus on different applications. With its expanded feature set, the Raspberry Pi […]

The Document Foundation updates LibreOffice Community to 7.1.1

  • The Register; By Richard Speed (Posted by bob on Mar 6, 2021 6:51 AM EDT)
  • Story Type: News Story; Groups: Community
Ninth anniversary celebrated with bug fixes for enthusiasts and power users. A month after version 7.1 of LibreOffice hit the streets, the first update has landed replete with a swathe of bug fixes for the suite.…

Second Amlogic S905X3 based Banana Pi revealed

  • LinuxGizmos.com; By Eric Brown (Posted by bob on Mar 6, 2021 4:22 AM EDT)
  • Story Type: News Story; Groups: Community
SinoVoip has posted specs for a 63 x 63mm, community-backed “Banana Pi BPI-M2 Pro” SBC with a quad -A55 Amlogic S905X3, 2GB RAM, 16GB eMMC, GbE, WiFi/BT, and 40-pin GPIO. SinoVoip’s Banana Pi project has unveiled its second Amlogic S905X3 based SBC after the Banana Pi BPI-M5. The similarly open-spec, but feature-reduced Banana Pi BPI-M2 […]

5 surprising things you can do with LibreOffice from the command line

LibreOffice has all the productivity features you'd want from an office software suite, making it a popular open source alternative to Microsoft Office or Google Suite. One of LibreOffice's powers is the ability to operate from the command line. For example, Seth Kenlon recently explained how he uses a global command-line option to convert multiple files from DOCX to EPUB with LibreOffice. His article inspired me to share some other LibreOffice command-line tips and tricks. read more

Build a printer UI for Raspberry Pi with XML and Java

Creating a GUI from scratch is a very time consuming process, dealing with all the positions and alignments in hard code can be really tough for some programmers. In this article, I demonstrate how to speed up this process using XML. read more

How to install Jenkins using a .war file on AWS EC2 Ubuntu 20.04 instance

Jenkins is an open-source Continuous Integration and Continuous Deployment tool. In this article, we will install Jenkins using the .war file in Apache Tomcat.

Self-supported Red Hat Enterprise Linux Server virty users see stealth inflation

Software remains pretty much the same... but at twice the price. Red Hat Enterprise Linux Server has maintained the same starting price over the past few years. Now, changes to the way the software is licensed have doubled the cost for some self-support customers using virtual machines.…

An Introduction to WebAssembly

What on Earth is WebAssembly? WebAssembly, also called Wasm, is a Web-optimized code format and API (Application Programming Interface) that can greatly improve the performances and capabilities of websites. Version 1.0 of WebAssembly, was released in 2017, and became an official W3C standard in 2019. The standard is actively supported by all […]

Chrome release cycle accelerated to four-weekly frenzy

  • The Register; By Simon Sharwood (Posted by bob on Mar 5, 2021 3:59 PM EDT)
  • Story Type: News Story; Groups: Chrome
Faster, Sysadmin! Install! Install! The Chromium crew has revved its engines and decided it will soon emit a new stable release every four weeks and create a new type of release for those who are built for comfort rather than speed.…

Congatec unveils i.MX8M Plus SMARC COM and COM-HPC starter kit

Congatec announced a “Conga-SMX8-Plus” SMARC 2.1 module with dual GbE support that runs Linux on an i.MX8M Plus. The company also offered new details on a COM-HPC starter kit for its Tiger Lake based Conga-HPC/cTLU module. Congatec unveiled a Conga-SMX8-Plus SMARC 2.1 module with an NPU-equipped NXP i.MX8M Plus. As part of its virtual Embedded […]

Ever wondered why the big beasts in software all suddenly slapped an 'I heart open-source' badge on?

  • The Register; By Richard Speed (Posted by bob on Mar 5, 2021 11:01 AM EDT)
  • Story Type: News Story; Groups: Red Hat
Red Hat's State of Enterprise Open Source might have an answer. A shift within the enterprise to open source is gathering pace due less to total cost of ownership and more to innovations around infrastructure and container technologies, according to a new report.…

How to Install Moodle with Nginx and Let's Encrypt SSL on Ubuntu 20.04

  • Howtoforge Linux Howtos und Tutorials (Posted by bob on Mar 5, 2021 6:04 AM EDT)
  • Story Type: Tutorial; Groups: Linux, PHP, Ubuntu
Moodle is a free and open-source Learning Management System written in PHP. It provides a way for tutors and instructors to create courses for their students or learners.

Adlink announces pre-certified Ubuntu and Altium Upverter design tools

Adlink and Canonical announced they will pre-certify Adlink systems with Ubuntu. Adlink also says it is offering Altium’s Geppetto-infused Upverter board customization service for its I-Pi carriers for SMARC modules based on the Rockchip PX30, i.MX8M, and i.MX8M Plus. At this week’s virtual Embedded World 2021 Digital show, Adlink announced a deal with Canonical to […]

Measure your Internet of Things with Raspberry Pi and open source tools

If you are interested in measuring and interacting with the world around you through the Internet of Things (IoT), there are a variety of inexpensive microcontrollers and microcomputers you can use. There are also many sensors available that connect to these devices to measure many aspects of the physical world.

Learn to debug code with the GNU Debugger

  • Opensource.com; By Seth Kenlon (Posted by bob on Mar 4, 2021 7:10 PM EDT)
  • Story Type: Tutorial; Groups: Developer, GNU
The GNU Debugger, more commonly known by its command, gdb, is an interactive console to help you step through source code, analyze what gets executed, and essentially reverse-engineer what's going wrong in a buggy application.

Edge AI system offers 26-TOPS Hailo-8 and dual cameras

  • LinuxGizmos.com; By Eric Brown (Posted by bob on Mar 4, 2021 6:09 PM EDT)
  • Story Type: News Story; Groups: Linux
Leopard Imaging unveiled a compact “EdgeTuring” edge AI system that runs Linux on a quad -A7 Socionext SC2000 ISP SoC along with a 26-TOPS Hailo-8 M.2 AI module, dual 4K@30 Sony IMX477 sensors, and AWS Kinesis services. Leopard Imaging announced a dual-camera EdgeTuring mini-PC for edge AI applications that combines a Socionext imaging processor with […]

Manage your personal budget with this open source application

  • Opensource.com; By Marcos Oliveira (Posted by bob on Mar 4, 2021 4:05 PM EDT)
  • Story Type: Tutorial; Groups: Community, Linux
Terminal Finances is a free and open source application that helps you control your personal accounts easily and simply. It's available for Linux and Windows.

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