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OsTicket is an open-source support ticketing system written in PHP which supports MySQL or PostgreSQL as database types.osTicket has many features such as Advanced Search, Ticket Filters, Service Level Agreements, Custom Columns and Queues and etc. In this tutorial, we are going to use MariaDB as a database and Apache as a web server.

FFmpeg is an open-source collection of great tools for audio and video processing to record, convert and stream.

This tutorial covers the steps required to install FFmpeg on Ubuntu 22.04. You will also learn how to use the ffmpeg command line tool to convert audio, add text to video and many more.

Learn how to fix umount target is busy in Linux. Explained solutions using force unmount, detaching busy device by finding and kill the processes, and lazy mount.

You’re in the news. But not with the headline you want. You’re not getting attention because of your choice of text editor or the number of spaces you use to indent code blocks. However motivating those preferences are for you and me, the non-technical world sees them as private choices. You find your code in the headlines for a different and unpleasant reason: open source dependency management.

VirtualBox is a free and open-source virtualization software commonly used at the desktop level to create a test environment. This guide will walk you through the steps to install VirtualBox, a general-purpose full virtualizer app, on AlmaLinux or Rocky Linux.

Today, Canonical published new Linux kernel security updates for all of its supported Ubuntu releases, including the recently released Ubuntu 22.04 LTS, to address up to three vulnerabilities discovered by various security researchers.

Linux laptop player System76 is joining forces with HP to release a high-powered Pop!_OS-powered developer laptop.

Install Apache Tomcat 10 on Ubuntu 22.04 with Nginx. Apache Tomcat is an open source web server and a servlet container which is mainly used to server Java based applications.

In this guide you are going to learn how to install Apache Tomcat 10 on Ubuntu 22.04 and secure the setup with Nginx and Let’s Encrypt SSL.

In the age of high-speed internet, most large information systems are structured as distributed systems with components running on different machines. The performance of these systems is generally assessed by their throughput and response time. When performance is poor, debugging these systems is challenging due to the complex interactions between different subcomponents and the possibility of the problem occurring at various places along the communication path.

2DayGeeK: This guide describe how to map Linux block devices to storage LUNs.

Autodesk Maya creates assets for interactive 3D applications (including video games), animated films, TV series, and visual effects. We recommend the best free and open source alternatives.

Kubernetes Database Operator is useful for building scalable database servers as a database (DB) cluster. But because you have to create new artifacts expressed as YAML files, migrating existing databases to Kubernetes requires a lot of manual effort. This article introduces a new open source tool named Konveyor Tackle-DiVA-DOA (Data-intensive Validity Analyzer-Database Operator Adaptation). It automatically generates deployment-ready artifacts for database operator migration. And it does that through datacentric code analysis.

This tutorial explains 20+ FFmpeg commands to do various audio, video transcoding and conversion operations with examples in Linux.

A long lost native Unix version of the killer PC spreadsheet has not only been rediscovered, but almost unbelievably, it's been updated to create a native Linux version.

Here learn how to install Nmap from the Ubuntu terminal. It is a free, open-source scanner used to discover hosts and services on the network.

In this document, we will be taking a look at the fundamentals of VirtIO from a technical standpoint as well as a deep dive into some of its key areas. This introduction to VirtIO is written assuming the reader has little to no working knowledge of VirtIO, but should also be a helpful refresher to those who are already familiar.

Alpine Linux 3.16 is now available for this widespread container-oriented distribution and other situations that require a tiny footprint.

Clonezilla Live maintainer and developer Steven Shiau announced today the release and general availability of Clonezilla Live 3.0, a major update of this free and open-source live ISO for disk cloning and imaging based on the famous Clonezilla utility.

The next release of Ubuntu, version 22.10 and codenamed Kinetic Kudu, will switch audio servers to the relatively new PipeWire. Don't panic. As J M Barrie said: "All of this has happened before, and it will all happen again." Fedora switched to PipeWire in version 34, over a year ago now. Users who aren't pro-level creators or editors of sound and music on Ubuntu may not notice the planned change.

In this article, we will see how to use Lifecycle Manager to automate the creation, retention, and deletion of snapshots taken to back up our Amazon EBS volumes. This automation helps us to protect valuable data by enforcing a regular backup, retain backups, reduce storage costs by deleting older backups.