Configuring MySQL Server on Ubuntu 20.04 with Security Enhancements

Installing MySQL Server Execute these commands to instal MySQL on Ubuntu 20.04: sudo apt update sudo apt install mysql-server Verify the installation and check the service status: mysql --version sudo systemctl status mysql Securing MySQL Installation Run the security script to configure basic security settings: sudo mysql_secure_installation ...

Posted on Thu, 14 May 2026 01:45:18 +0000 by DevXen

Getting Started with OrangePi Zero 2: A Complete Beginner's Guide

Overview The OrangePi Zero 2 is a low-cost single-board computer powered by the Allwinner H616 SoC (ARM Cortex-A53). It supports multiple operating systems including Ubuntu, Debian, and Android TV 10. This guide provides step-by-step instructions for setting up the board from scratch, covering hardware preparation, system installation, serial c ...

Posted on Wed, 13 May 2026 11:35:45 +0000 by FunkyELF

Deploying Java Web Applications on Ubuntu with Tomcat

Setting Up Java Web Environment on Ubuntu Running a Java Web Archive (.war) file on Ubuntu requires a servlet container like Apache Tomcat. This guide explains the complete deployment process. Java Installation Java is essential for executing .war files as they are Java-based web applications. Verify Java Installation Check if Java is alre ...

Posted on Mon, 11 May 2026 13:03:11 +0000 by dizzy1

Compiling and Installing Nginx from Source on Ubuntu 20.04

Prerequisites and Dependency Installation Before compiling Nginx, ensure your system's package lists are up-to-date and install the necessary development libraries. sudo apt-get update sudo apt-get upgrade -y sudo apt-get install -y build-essential libpcre3 libpcre3-dev zlib1g-dev libssl-dev build-essential: Includes essential tools for compi ...

Posted on Mon, 11 May 2026 09:38:43 +0000 by 121212

Configuring Domestic Mirrors for Ubuntu ARM Systems

Ubuntu ARM systems utilize a distinct repository named ubuntu-ports instead of the standard Ubuntu repositories. This guide demonstrates how to configure domestic mirror sources for improved downlaod speeds on ARM-based Ubuntu installations. Understanding Ubuntu ARM Repositories ARM architecture Ubuntu systems require the ubuntu-ports repositor ...

Posted on Mon, 11 May 2026 02:11:48 +0000 by Mightywayne

RabbitMQ Broker Deployment and Message Routing Patterns on Ubuntu

Core Installation and Service Configuration Execute the package manager to deploy the RabbitMQ server on Ubuntu: sudo apt update sudo apt install -y rabbitmq-server sudo systemctl enable --now rabbitmq-server Once the service is active, provision an administrative account and assign comprehensive access rights: sudo rabbitmqctl add_user sys_ad ...

Posted on Sun, 10 May 2026 02:57:49 +0000 by keithschm

Docker Editions and Installation Guide

Docker Editions: Community vs. Enterprise Docker provides two primary distributions tailored to different use cases: Docker Community Edition (CE) and Docker Enterprise Edition (EE). Docker Community Edition (CE) is the open-source variant maintained by the Docker community. It is available free of charge and is ideally suited for individual de ...

Posted on Sat, 09 May 2026 19:19:05 +0000 by ajaybuilder

Installing the ROS Qt Creator Plugin on Ubuntu

Prerequisites Update the package index and install required system dependencies: sudo apt update sudo apt install libgl1-mesa-dev ninja-build libyaml-cpp-dev libqtermwidget5-0-dev libutf8proc-dev sudo apt install python3-pip pip3 install pyyaml requests py7zr tqdm_loggable Plugin Source Acquisition Clone the plugin repository from GitHub: git ...

Posted on Sat, 09 May 2026 11:05:29 +0000 by Daegalus

Setting Up ROS Robots: Environment Configuration Guide

Ubuntu 18.04 Installation Creating a Linux Bootable USB Drive Download the Ubuntu 18.04 ISO image from the official Ubuntu website. Use a tool like Rufus or Etcher to create a bootable USB drive. Select the ISO file and target USB drive, then write the image. Installation Process Insert the bootable USB drive and restart the computer. Enter ...

Posted on Sat, 09 May 2026 01:27:02 +0000 by jaimec

Deploying WordPress with Caddy Server on Ubuntu

Installing Caddy Server Caddy is available in the Ubuntu repository and can be installed directly: sudo apt update sudo apt install caddy Setting Up PHP and MySQL WordPress requires PHP and MySQL to function. Install the necessary packages: sudo apt install php php-fpm php-mysql mysql-server After installation, verify that PHP-FPM is running: ...

Posted on Fri, 08 May 2026 13:30:13 +0000 by saad|_d3vil