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Ask not what you can do for your shell dotfile, but what a shell dotfile can do for you! I've been all over the OS map, but for the past several years my daily drivers have been Macs. For a long time, I used Bash, but when a few friends started proselytizing zsh, I gave it a shot. It didn't take long for me to appreciate it, and several years later, I strongly prefer it for many of the little things that it does. read more

Video: When you think of open-source software, you think about smartphones, servers, and the cloud. You probably don't think about movies, but you should.

Redis is an open source in-memory data structure store that is mainly used as a caching server but can also be used as a database or as a message broker. We have already discussed...

While facing slow internet access speed on your systems, the first thing we want to do is check the internet speed in order to troubleshoot slow connectivity issues. This tutorial shows how to check internet speed in Ubuntu on the shell.

Charts and graphs are important for visualizing data and making websites appealing. Visual presentations make it easier to analyze big chunks of data and convey information. JavaScript chart libraries enable you to visualize data in a stunning, easy to comprehend, and interactive manner and improve your website's design. In this article, learn about three top open source JavaScript chart libraries. read more

Pluck is a free, open source, small and simple content management system that can be used to manage your own website without knowledge of programming languages. In this tutorial, we will learn how to install Pluck CMS on Ubuntu 18.04 LTS (Bionic Beaver).

BASIC is generally not regarded as the easiest way to take the first steps in learning the art of programming. But it does not hinder beginners from learning how to program, or teach them bad habits. And it’s the highest low-level language. Even today, there remains value in learning BASIC.

Forget all of those magical command-line PDF incantations and edit your PDFs easily with Xournal... Xournal. Xournal is a graphical tool that's designed for note-taking and sketching ...

In July 2017, Adobe sounded the death knell for its Flash Media Player, announcing it would end support for the once-ubiquitous online video player in 2020. In truth, however, Flash has been on the decline for the past eight years following a rash of zero-day attacks that damaged its reputation. Its future dimmed after Apple announced in 2010 it would not support the technology, and its demise accelerated in 2016 after Google stopped enabling Flash by default (in favor of HTML5) in the Chrome browser. read more

Server-sent events is an HTML5 technology which allows a client to automatically monitor event notifications from a server, and react as needed. This technology is very useful to notify live events, to implement, for example, a live messaging application or a news feed. In this tutorial we will see how to implement this technology using PHP and javascript.

Today, the GNOME project announced the release of GNOME 3.30. The release of the GNOME desktop is the default desktop environment in the upcoming release of Fedora 29 Workstation. GNOME 3.30 includes a wide range of enhancements, including: Better performance in the overall desktop and system libraries; Additional performance improvements to the Files, Web, and […]

We recently discussed chattr, a command that you can use to change file attributes on a Linux file system. To list file attributes, there's a separate command, dubbed lsattr. In this tutorial, we will discuss this tool using some easy to understand examples.

News briefs September 5, 2018.

The latest versions of Firefox for desktop, Android and iOS launched today. Since our last release update, we’ve been working on a couple improvements and laying the foundation for upcoming …

“We can’t just stop at Dev and Ops. We have got to have security.” - Ernest Mueller, the agile admin. In 2010, Ernest Mueller and James Wickett began applying “rugged” principles to the rapidly evolving DevOps paradigm. At the time, their core concern was, as stated above: “We can’t just stop at Dev and Ops. We have got to have security.”

E-con’s “TaraXL” stereo vision camera works with Nvidia’s Linux-driven Jetson TX2 module and other Tegra based systems to stream 3D depth maps with 752 x 480 resolution at up to 50fps over USB 3.0. E-con Systems’ TaraXL is designed for stereo vision imaging applications including autonomous driving, robotics, drones, mixed reality applications, people detection/counting, stock […]

This post was inspired by a presentation I watched at a recent conference. The presenter had collected a large number of data tables, each of which had a selection of fields from a large pool of fields... How to neatly display which fields were in which tables?

Rclone is a command line program used to synchronize files and folders to and from multiple cloud storage services, including Amazon Drive, Amazon S3, Google Drive, Google Cloud Storage, Dropbox, Microsoft oneDrive, Microsoft Azure Blob Storage, ownCloud, Nextcloud, DigitalOcean Spaces, and many others (WebDAV and SFTP are also supported). The tool is free and open source software, and is available on multiple platforms, including Linux, Windows, macOS, *BSD, and Solaris. The Rclone 1.43 release adds a new cloud storage backend, Jottacloud, a new copyurl command, reworked configuration for backends, and much more.

After six months of hard work, the GNOME Project released today the highly-anticipated GNOME 3.30 desktop environment, a major new series that brings numerous new features and improvements.

After having successfully recorded a system for our Raspberry Pi on our SD card it is almost certain that we will carry out some tests of the new system, as well as make personalization settings on it.