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Hypertext Transfer Protocol Version 2 (HTTP/2) is the latest version of the HTTP protocol. This tutorial shows you how to enable HTTP/2 in your nginx web server.

About three years ago, I shared an article on how to create a musical light show with the Raspberry Pi. I followed up a few months later with SSH into your Christmas tree with Raspberry Pi. A few things have changed since then, and this article is an update to the two originals. read more

If you are new to Linux, you might find yourself looking for an alternative to the Windows Media Player that you can use on your Ubuntu. This tutorial shows you how to use a skin to make VLC Media Player on Ubuntu to look like Windows Media Player.

This is the thirteenth in our series of articles highlighting essential system tools. These are small, indispensable utilities, useful for system administrators as well as regular users of Linux based systems. The series examines both graphical and text based open source utilities. For this article, we’ll look at GParted, a graphical and command-line disk partition tool.

Do you often find yourself typing a long command on the command line or searching the bash history for a previously typed command ? If your answer to any of those questions is yes, then you will find bash aliases handy.

I have been writing for Opensource.com for about four years and reading it since at least 2011. I am always amazed by the number and quality of the articles on the site. I have learned a great deal about many aspects of open source in general—and about Linux in particular. The articles we publish about Linux are always very popular and generate a lot of interest. Of the many Linux-related articles published on Opensource.com in 2018, these 13 garnered the most views.

This article describes two ways to remove or add USB and other mounted volume icons from the Ubuntu desktop. It explains how you can install Dconf Editor and the Gnome Tweaks Tool to your Ubuntu system and how you can utilize them.

Linux Mint 19.1 "Tessa" Xfce released! The Update Manager is able to list mainline kernels and to show their support status. A new button was added to make it easier to remove unused kernels. The Software Sources tool was given a new look. Similar to the welcome screen, it’s now using an Xapp sidebar and a headerbar...

News briefs for December 20, 2018.

The new Linux Mint is another step forward in what's already an outstanding Linux desktop distribution.

Sometimes, when you're executing a program, you might want to know its system resource usage. Like how much time the process spent in kernel mode and user mode, and other info. Thankfully, there exists a tool - dubbed time - that's specifically built for this purpose.

Recently, I wrote a post about Unity games when playing on NVIDIA having some major graphical glitches with a workaround. Here's another one, that might work better.

MariaDB is the fork of MySQL and backward compatible replacement for MySQL. Here in this tutorial, we are going to show you how to install MariaDB 10 from Ubuntu PPA and from Official Repository.

Archman 2018.12 JWM has been released. Archman GNU/Linux is an Arch Linux-based distribution which features the Calamares system installer and a pre-configured desktop environment. Archman also features the Octopi package manager to make installing new software easier.

Continuous integration, continuous delivery, and continuous deployment (CI/CD) have all existed in the developer community for many years. Some organizations have involved their operations counterparts, but many haven't. For most organizations, it's imperative for their operations teams to become just as familiar with CI/CD tools and practices as their development compatriots are. read more

by Mitch Frazier   In my first post on removing duplicate PATH entries I used an AWK one-liner. In the second post I used a Perl one-liner, or more accurately, I tried to dissect a Perl one-liner provided by reader Shaun. Shaun had asked that if I was willing to use AWK (not Bash), why not use Perl? It occurred to me that one might also ask: why not just use Bash? So, one more time into the void.

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Prometheus is an open source monitoring and alerting system that directly scrapes metrics from agents running on the target hosts and stores the collected samples centrally on its server. Metrics can also be pushed using plugins like collectd_exporter—although this is not Promethius' default behavior, it may be useful in some environments where hosts are behind a firewall or prohibited from opening ports by security policy. read more

The Internet is a huge playground, but also has a few dark corners. In order to ensure that users still feel secure and protected while browsing, we’ve implemented features that...

Regular expressions or regex or regexp are basically strings of character that define a search pattern, they can be used for performing ‘Search’ or ‘Search & Replace’ operations as well as can be used to validate a condition like password policy etc.

Regex is a very powerful tool that is available at our disposal & best thing about using regex is that they can be used in almost every computer language. So if you are Bash Scripting or creating a Python program, we can use regex or we can also write a single line search query.

Linux Mint 19.1 "Tessa" MATE released! The team is proud to announce the release of Linux Mint 19.1 "Tessa" MATE Edition. This new version of Linux Mint contains many improvements.