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One of the most common arithmetic operations when writing Bash scripts is incrementing and decrementing variables. This is most often used in loops as a counter, but it can occur elsewhere in the script as well. Incrementing and Decrementing means adding or subtracting a value (usually 1), respectively, from the value of a numeric variable. In Bash, there are multiple ways to increment/decrement a variable. This article explains some of them.

Libreoffice is one of the leading opensource cross-platform (Linux, Windows, MacOs) project, that offer Linux users specially a great free office suite alternative to the commercial MS office suite. The team behin it, continue their hard work to introduce us today as Linux users, the new update that brings remarkable improvements and notable changes.

Yaru, the default Ubuntu 18.10+ theme, was recently rebased on the new Adwaita theme that was released with Gnome 3.32. The target is to have this in Ubuntu 19.10 Eoan Ermine.

The /tmp directory is a temporary landing place for files. Users also have write access to this directory, which can be a bad thing, but there is a solution.

This tutorial shows how to find out if a user is sudoer or not. You’ll also learn to list all sudo users on your Linux system.

EndeavourOS is trying to develop a beginner-friendly Arch-based distribution around a friendly community. Read this review of EndeavourOS Linux distribution.

As a person who normally manages software development teams, over the years I’ve come to care about metrics quite a bit. Time after time, I’ve found myself leading teams using one project platform or another (Jira, GitLab, and Rally, for example) generating an awful lot of measurable data. From there, I’ve promptly invested significant amounts of time to pull useful metrics out of the platform-of-record and into a format where we could make sense of them, and then use the metrics to make better choices about many aspects of development. read more

By default, the system hostname is set during the installation process, or if you are creating a virtual machine it is dynamically assigned to the instance at startup, but there are situations when you need to change it.

Fix for security issue but LibreLogo still installed by default on Windows The Document Foundation has made some tweaks to improve file loading and save times in its word processor and spreadsheet programs in the latest version of LibreOffice, 6.3.…

Developer relations, in all its iterations, is built on the foundation of open source community management, says Mary Thengvall, an author, consultant, and community builder. It encompasses a variety of roles and titles, including developer advocate, community manager, and developer evangelist/technical ambassador.

Need to run your own VPN? This article will get you started with an open source option.

In 2014, when I switched to Linux I spent hours, days and month looking for free and open source alternatives to the commercial ones, by watching video, reading articles, story and even comments, it was a hard time but it made me a more positive and happy Linux user, now after five years i want to share with you my favorite list of open source alternatives including distros, tools, software... as a result of my humble Linux experience. Have a pleasant reading.

Knowing the IP address of your device is important when troubleshooting network issues, setting up a new connection or configuring a firewall.

This article explains several different methods of determining the public and private IP Addresses of a Linux system.

Redis (short for Remote Dictionary Server), is an open-source in-memory data structure store which can be used as a database, cache, and message broker. Redis is a NoSQL Key/Value store, which offers flexibility and improves performance. One of the best features of Redis is the huge range of data types or data structures that it supports, such as lists, sets, stored sets, hashes, bitmaps, etc… In this tutorial, we will cover the steps needed for installing Redis on Ubuntu 18.04, as well as a couple of ways to use Redis.

If you are a system administrator, or just a regular Linux user, there is a very high chance that you worked with Syslog, at least one time. On your Linux system, pretty much everything related to system logging is linked to the Syslog protocol. Designed in the early 80’s by Eric Allman (from Berkeley University), the syslog protocol is a specification that defines a standard for message logging on any system

Advantech has launched a Linux-friendly “DLT-V72 Facelift” series of rugged, Intel Bay Trail based vehicle-mounted computers in 10.4- and 12.1-inch models with 802.11ac, LTE, and optional UPS, sensors, and screen blanking. Advantech has updated its DLT-V72 line of rugged vehicle-mounted terminals (VMTs) for warehouse management, port management, heavy-duty operations, and manufacturing applications. New features on […]

A drop-down terminal lets you tap a key and quickly enter any command on your desktop. Often it creates a terminal in a smooth way, sometimes with effects. This article demonstrates how it helps to improve and speed up daily tasks, using drop-down terminals like Yakuake, Tilda, Guake and a GNOME extension.

Copying documents used to require a dedicated staff member in offices, and then a dedicated machine. Today, copying is a task computer users do without a second thought. Copying data on a computer is so trivial that copies are made without you realizing it, such as when dragging a file to an external drive. read more

Configure static and dynamic IP address in Ubuntu 18.04 LTS server and desktop editions.

Attendize is a free and open-source ticket selling and event management written in PHP on top of the Laravel framework. Attendize offers a simple solution for managing general admission events, without paying extra charges. In this tutorial, we will explain how to install Attendize on Ubuntu 18.04 LTS server.