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I recommend 15 free books which will teach you the basics of Ruby. Many of the books are open source. All of them can be read without requiring payment although some of them are available to purchase in paperback or electronic versions.

In the race to digitization, development teams have become the backbone of many organizations; they and the operations teams are required to do more than ever before. Often these teams drive innovation and change at the same time they are maintaining legacy code and ensuring products or services always perform. Organizations that allow dev and ops teams to be flexible, fast-moving, and opportunistic are businesses that win, which is why so many organizations are prioritizing building a DevOps culture. read more

2DayGeek: Learn how to safely remove "/tmp" directory contents when you run out of disk space.

In this tutorial we will describe the steps of installing TaskBoard and all necessary components on an Ubuntu VPS. TaskBoard is a free, open-source, PHP-based and self-hosted scheduling application which help users to keep track on their important tasks. TaskBoard has a simple and clean ‘Kanban’-inspired interface that’s intuitive and very easy-to-use.

As scholars in the digital humanities continue to transform scholarship, they're increasingly noting a "black-box" problem with the tools they're using—not to mention the resources and artifacts they're creating as a result. As Tara Andrews describes it: read more

'It was easy, for some definition of easy,' solver tells El Reg A cryptographic puzzle proposed two decades ago that involves roughly 80 trillion squarings has been cracked much earlier than expected – in just three and a half years.…

At the Open Infrastructure Summit, Ubuntu Founder Mark Shuttleworth announces a new commercial support program for open infrastructure and criticizes the OpenStack Foundation's efforts to look beyond its core cloud platform.

Fedora 30 Workstation is the latest groundbreaking release of our free, leading-edge operating system. You can download it from?the official website here?right now.?There are several new and noteworthy changes in Fedora Workstation. Read more details below. GNOME 3.32 Fedora 30 Workstation includes the latest release of this simple, beautiful desktop environment for users of all […]

This article shows how to check which version of Ubuntu you are running.

In this article, we will see how to limit network bandwidth in Ubuntu 18.04 LTS using Wondershaper. Wondershaper is a command line utility that helps to limit the bandwidth usage by saving unnecessary bandwidth consumption.

The success of open source continues to grow; surveys show that the majority of companies use some form of open source, 99% of enterprises see open source as important, and almost half of developers are contributing back. read more

At DockerCon 19, Docker Inc announces the latest release of its flagship commercial platform in a bid to help make container development, deployment and management easier for enterprises.

The Ad-Hoc command is the one-liner ansible command that performs one task on the target host. It allows you to execute simple one-line task against one or group of hosts defined in the inventory file configuration.

It seems like it was just six months ago that we announced Fedora 29, and here we are again. Today, we announce our next operating system release. Even though it went so quickly, a lot has happened in the last half year, and you’ll see the results in Fedora 30. If you’re impatient, go to […]

GNU/Linux developer Arne Exton released a new version of his RaspAnd Pie operating system, which lets you run Android 9 Pie on your Raspberry Pi computer, to add a few much-needed improvements.

ZFS is one of the most feature-rich filesystems that guarantees you will never lose a single bit of data. Here is what ZFS snapshots and clones can do.

Flask is a free and open source micro web framework for Python designed to help developers build secure, scalable and maintainable web applications.

Docker security took a hit last week -- right before its annual developer and customer event -- with the news that a database in its Docker Hub repository for container images had been hacked.

The Apache Software Foundation has completed its Infrastructure support expansion by migrating its Git service to GitHub.

The security community debates the value of some IT certifications – and sniffs out pretenders quickly. Which certifications are worthwhile?