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Sentry is a popular error-tracking Python application that is free to install and use with the Python open-source development platform. In this tutorial, we are going to explain the installation process of Sentry on Ubuntu 20.04 with docker.

Fastpanel is a web-hosting control panel. It provides web-based intuitive, point-and-click interfaces for common tasks such as transferring files, installing applications, updating PHP versions, and creating email accounts.

Image capture (taking screenshots) is a powerful feature, especially when it comes to sharing technical guides, blogs, tutorials, and workarounds over the Internet. In this guide, we will explain how to install Shutter Screenshot Tool and list some basic functions you can perform with Shutter.

R is a programming language and environment for statistical computing and graphics. R provides a wide variety of statistical (linear and nonlinear modeling, classical statistical tests, time-series analysis, classification, clustering) and graphical techniques.

This article describes step-by-step how to install PHP versions 5.6, 8.0, and 8.1 on your Ubuntu. After installing the two versions, it also explains how you can disable one version and enable another version as the default version for the system.

Apache Maven is a free, open-source project management software that manages the creation, reporting, and documentation of a project from a central location. In this tutorial, I will explain how to install Apache Maven on Ubuntu 20.04 server.

A zombie or a defunct process in Linux is a process that has been completed, but its entry still remains in the process table due to lack of correspondence between the parent and child processes. These zombie processes might accumulate, in large numbers, on your system and affect its performance. In that case, you might have to kill these zombies manually through the ways and commands described in this tutorial.

Envoy Proxy is a high-performance proxy server with a small memory footprint enabling it to run on embedded devices such as routers, firewalls, and load balancers. In this guide, I will show you how to install Envoy proxy on Ubuntu Linux.

This guide shows you how to install SQLite and how to get started using this lightweight database by using the SQLite Browser database GUI application.

Angular is a free and open-source JavaScript-based framework for developing single-page applications, it is the successor of the AngularJS framework. In this guide, we’ll show you how to install Angular on Ubuntu 20.04 and Ubuntu 22.04.

Jenkins is a free and open-source automation server written in Java. It is one of the most popular open-source solutions for continuous integration and continuous delivery of software applications.

Matomo, formerly Piwik, is a free, open-source web analytics software tool. It is designed to provide you with key insights into your website’s visitor behavior and to help you understand the data collected to make informed decisions.

Apache ActiveMQ is an open-source message broker written in Java. It supports several cross-language clients and protocols.

Docker is a compact virtualization that runs on top of the operating system, allowing users to design, run, and deploy applications encased in small containers. In this tutorial, I will show you how to install, use, and remove Docker on an Ubuntu Linux system.

Apache Cassandra is an open-source distributed database developed for cloud computing. It provides a highly available and scalable database service with no single point of failure and no manual tuning.

Config Server Firewall (or CSF) is an advanced firewall and proxy server for Linux. In this article, we will show how you can install and configure a CSF server in Debian Linux. This guide works for Debian versions 10 and 11.

This tutorial shows how to install and use Rust programming language on an Ubuntu 20.04 system by using the Rustup installation script.

OpenLiteSpeed is a fast open-source web server application that comes with a built-in fast PHP module. This guide will show you how to install and configure OpenLiteSpeed on Rocky Linux 8 and CentOS 8.

Drupal is an open-source and popular content management tool that is the foundation of many websites across the internet. In this post, we are going to explain how to install the Drupal content management tool on Ubuntu OS.

In this article, we are going to discuss the Linux syscalls fork(), exec(), wait() and exit() in detail with examples and the use cases.