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The tail command displays the last part (10 lines by default) of one or more files or piped data. It can be also used to monitor the file changes in real time. One of the most common use of the tail command is to watch and analyze logs and other files that change over time, usually combined with other tools like grep.

At the OpenStack Summit in Berlin, Canonical CEO Mark Shuttleworth doubles-down on his firm's commitment to OpenStack.

Raspberry Pi 3 Model A+ is a smaller, cheaper, lower-powered Pi 3 and it's on sale now at just US$ 25. The newest Pi is ideal for projects in which you need the speed and processing power of the Pi 3 but can live without ethernet, multiple USB ports, and extra RAM. read more

At the OpenStack Summit, AT&T demonstrates how it is using the open source OpenStack cloud to enable 5G.

Docker Swarm is a container orchestration and clustering tool to manage Docker hosts, and is a part of Docker Engine. It's a native clustering tool provided by Docker which provides high-availability and high-performance for your application.

If you were to analyze the DNA of DevOps, what would you find in its ancestry report? This article is not a methodology bake-off, so if you are looking for advice or a debate on the best approach to software engineering, you can stop reading here. Rather, we are going to explore the genetic sequences that have brought DevOps to the forefront of today's digital transformations.

For the second year, Mozilla is releasing *Privacy Not Included. We’ll help you identify which connected devices provide robust privacy and security features — and which ones don’t. 

OpenStack has made it clear it will be doing more than IaaS cloud. Let's look at what the foundation is doing in containers, edge-computing, and CI/CD.

Variscite’s “VAR-SOM-MX8X” COM runs Linux or Android on NXP’s up to quad -A35 core i.MX8X SoC with up to 4GB LPDDR4 and 64GB eMMC, plus WiFi/BT, dual GbE controllers, and -40 to 85°C support. Variscite has launched its first i.MX8X-based computer-on-module. The 67.6 x 51.6mm VAR-SOM-MX8X runs Yocto Project based Linux or Android ......

It is difficult to find a Linux computer that is not connected to the network, be it server or workstation. From time to time it becomes necessary to diagnose faults, intermittence or slowness in the network. In this article, we will review some of the Linux commands most used for network diagnostics.

When I started Gluu in 2009, I had no idea how difficult it would be to start an open source software company. Using the open source development methodology seemed like a good idea, especially for infrastructure software based on protocols defined by open standards. By nature, entrepreneurs are optimistic—we underestimate the difficulty of starting a business. However, Gluu was my fourth business, so I thought I knew what I was in for. But I was in for a surprise! read more

In this tutorial, I will show you step-by-step to install and configure the Etherpad-lite on Ubuntu 18.04 Server. Etherpad is a real-time collaborative editor based on Node.js.

Katherine Druckman and Doc Searls talk to Kyle Rankin about about sounding alarms in various communities.

For as long as GNU/Linux systems have existed, system administrators have needed to recover from root filesystem corruption, accidental configuration changes, or other situations that kept the system from booting into a "normal" state. read more

Can a Linux-powered robot play video games faster than you? Only if he takes a hint from piano rolls...and doesn't desync.

VIDEO: Mark Shuttleworth might consider selling Canonical and its Ubuntu Linux operating system, if he were still in charge of it afterwards.

Contributing to Open Source projects leads to collaborating with people around the world this is traditionally done via emails or instant messages. But with the rise of extreme programing practices like pair programing being able to remotely share a code editor is a great feature. VS Code has a plugin Live Share that does just […]

Shotcut, a free and open source video editor, was updated to version 18.11.13 yesterday. The new release includes VA-API encoding support on Linux, as well as a new option to use hardware encoder in the export screen, among other improvements.

The grep command fetches all the lines in a file matching a certain text pattern. In this article, we will explain the installation of the grep utility and present some examples through which you can learn exactly how and in which scenario you can use it.

As businesses adopt cloud-native architectures, conversations will naturally lead to what we can do to make the database horizontally scalable. The answer will likely be to take a closer look at TiDB. read more