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One of the most commonly used string operations is concatenation. String concatenation is just a fancy programming word for joining strings together by appending one string to the end of another string.

A list of the best Linux distros for beginners with screenshots and their features, a guide on how to choose one, FAQs, and more

On DL113 - Noah Checks out the Open Compute Data Centre, Gnome 3.32 Released, Sway 1.0 Released, TLP 1.2 is out, Firefox "send". Linux Gaming News plus our Tips, Tricks and Software Spotlight picks!

Deleting a user is simple right... Not so fast. There can be some residual security risks. In this short article we discuss how to delete a user, possible security implications and how to avoid them.

In this article, we will show you how to install MySQL database server on Ubuntu 18.04 and how to configure it securely.

Few, if any six year old technologies have done as much to change the way applications are built and deployed as Docker.

AMD are showing off a little here, with an update to the Radeon GPU Analyzer open source project and it sounds great.

Up until now, in this ongoing C programming tutorial series, we have discussed quite a few concepts, but missed a basic one. It's about negative numbers. Yeah, though we briefly mentioned signed vs unsigned variables in one of our initial tutorials, we didn't actually discuss how negative numbers are stored in memory.

This article gives you a step by step guide to turn your Fedora Silverblue into an awesome gaming station with the help of Flatpak and Steam. Note: Do you need the NVIDIA proprietary driver on Fedora 29 Silverblue for a complete experience?

Intel has stopped development on new Intel Compute Card modules. The new follows the revelation that Samsung has discontinued its Artik line of computer-on-modules. Intel is pulling the plug on its Intel Compute Card product line following Samsung’s recent discontinuation of its Artik computer-on-modules. The early demise of these Linux-compatible module families hardly reflects on […]

In this guide, we boot into our Arch system that we installed in the previous guide. Here, we configure an Internet connection, a couple of troubleshooting tips, and install some software. This software will include a graphical user interface (GUI) provided by the X server. As with everything else, each step will be performed manually, via the terminal.?

In addition to being a web server, Nginx can also be a reverse proxy server. Here we will show you how you can make use of Nginx as a reverse proxy.

Last November, I wrote about key differences between MySQL and TiDB, an open source-compatible, cloud-based database engine, from the perspective of scaling both solutions in the cloud. In this follow-up article, I'll dive deeper into the ways TiDB streamlines and simplifies administration. If you come from a MySQL background, you may be used to doing a lot of manual tasks that are either not required or much simpler with TiDB. read more

News briefs for March 22, 2019.

This guide shows how to install and configure the free backup software restic on Debian Buster to store off-site backups at the cloud storage company Wasabi. The main advantage of this guide is that it provides obligatory append-only backups. This means that once a backup has been made, it is secure in the sense that it cannot be overwritten or erased from the system the backup was made from.

Natural language processing (NLP), the technology that powers all the chatbots, voice assistants, predictive text, and other speech/text applications that permeate our lives, has evolved significantly in the last few years. There are a wide variety of open source NLP tools out there, so I decided to survey the landscape to help you plan your next voice- or text-based application. read more

RaspEX developer Arne Exton released today a new version of his Ubuntu/Debian-based distribution for the tiny Raspberry Pi single-board computers with all the latest GNU/Linux technologies.

Slack is one of the most popular collaboration platforms in the world that brings all your communication together. Conversations in Slack are organized in channels. You can create channels for your teams, projects, topics, or any other purpose to keep information and conversations organized. You can search through everything that’s been posted in channels or your messages. Slack also allows you to talk with your teammates over audio or video calls and share documents, images, videos, and other files.

The community of infrastructure developers working on Neutron—the network connectivity-as-a-service project used by 92% of production OpenStack deployments, according to the 2018 OpenStack User Survey—has been busy extending the project to support new use cases driven by the rollout of 5G, the Industrial Internet of Things (IIoT), and edge computing. read more

This guide will show how to configure a local repository server based on Ubuntu Bionic, but it can be adapted to a previous version of Ubuntu or even to any distribution using Aptitude as the main package management system, like Debian or Mint. You might typically want to setup a local repository to save Internet bandwidth.