This article introduces Multipass, a lightweight cross‑platform VM tool, and provides a complete walkthrough for installing the software, creating Ubuntu instances, managing their lifecycle, automating setup with cloud‑init, and summarizing its strengths and limitations.
This guide introduces Multipass, a lightweight cross‑platform VM manager, and walks through installing it, launching Ubuntu instances, checking status, accessing shells, and automating setup with cloud‑init, while also covering pause, restart, and deletion commands.
This article introduces Multipass, a lightweight cross‑platform virtual machine manager, and provides step‑by‑step instructions for installing it, launching Ubuntu instances, checking status, executing commands, and automating setup with cloud‑init, highlighting its usefulness for rapid development and testing environments.
This step‑by‑step guide shows how to prepare two Ubuntu 22.04 servers, configure Docker and system settings, install Rancher 2.6.9 via Docker, and use Rancher’s UI to create and launch a functional Kubernetes master‑node and worker‑node cluster.
Learn how to fully install NVIDIA graphics drivers on Ubuntu 22.04, covering system updates, disabling Nouveau, removing old drivers, two installation methods (GUI and command line), verification steps, manual installation options, troubleshooting tips, and important precautions to ensure a stable GPU setup.
AnduinOS 1.3, a Ubuntu‑based Linux distribution that mimics Windows 11’s interface, was created by a Microsoft China engineer in his spare time, offering GNOME 48, built‑in software store, clipboard shortcuts, HDR support, and a seamless transition for Windows users seeking a familiar desktop experience.
This guide walks you through securing an Ubuntu‑hosted Kubernetes cluster by configuring system settings, firewall rules, TLS encryption, network policies, RBAC permissions, audit logging, and verification steps, providing a layered defense strategy for production environments.
This article provides a comprehensive, step‑by‑step guide on using the low‑level dd tool to back up and restore an Ubuntu system disk, covering prerequisites, preparation, command examples, optional compression, feasibility analysis, precautions, and a concise conclusion.
This article walks through preparing the environment, adding the Zabbix repository, installing required packages and MySQL, creating the database, configuring Zabbix server and frontend, setting up agents on monitored hosts, and accessing the web UI, while also offering links to additional advanced operations resources.
This guide walks through configuring three Ubuntu servers, installing KubeKey, creating a Kubernetes v1.28.8 cluster with HAProxy load balancing, deploying a sample nginx workload, and verifying the installation using kubectl and curl, providing all necessary commands and configuration details for a successful deployment.
This tutorial demonstrates how to replace the traditional jar‑upload workflow with an IDEA‑integrated Docker solution, covering environment setup, SSH configuration, Docker daemon connection, SpringBoot code, Dockerfile creation, remote deployment settings, firewall opening, and common troubleshooting steps.
Ubuntu and Fedora, two leading Linux distributions, are compared across desktop environment, application support, and ecosystem, revealing Ubuntu’s more intuitive GNOME customization, easier package installation via APT/Snap, and larger community resources, making it a better choice for newcomers, while Fedora offers a cutting‑edge but steeper learning experience.
This article compares major Linux desktop distributions—including Ubuntu, Fedora, Arch, and many others—by examining their origins, release cycles, distinctive features, desktop environments, and package management tools, helping users of all skill levels choose the most suitable desktop environment for their needs.
This guide explains how to find, install, and use the "Burn My Windows" GNOME extension on Ubuntu, demonstrating the fiery window-closing effect and providing step‑by‑step instructions with screenshots for Linux enthusiasts seeking fun desktop customization.
This guide walks you through six Ubuntu software installation methods—APT, Snap, Deb packages, source compilation, PPA, and Flatpak—detailing each step, required commands, and example usage so you can choose the best approach for any application.
This guide walks newcomers through Ubuntu’s hardware requirements, choosing the right LTS or latest release, preparing backups and a bootable USB, installing the OS, and mastering essential terminal commands, while highlighting its free, open‑source advantages and potential initial challenges.
This guide explains why HTTPS is essential, introduces Let’s Encrypt’s free certificates and the Certbot client, and provides step‑by‑step commands to install, configure, and automatically renew SSL/TLS on Ubuntu with NGINX, plus best‑practice tips.
This article walks beginners through downloading an Ubuntu ISO from a university mirror, creating a VMware virtual machine, configuring storage and drivers, completing the interactive Ubuntu installation, and exploring the installed system, all with detailed screenshots and tips.
This guide walks you through the full process of preparing an Ubuntu 24.04 system, installing Python, Git, and a virtual environment, adding TensorFlow, Keras, and PyTorch, and finally coding, training, and evaluating a simple MNIST classifier to demonstrate a working AI model.
This guide walks you through installing Neofetch on Ubuntu, running it to display system information, and customizing its output—such as shown fields, ASCII logo, and color scheme—by editing the config file, enabling a personalized and informative terminal experience.
This tutorial walks through the motivation for Nvidia GPU kernel interception, explains Linux kernel module basics and privilege rings, shows how to set up an Ubuntu environment, write and compile a minimal LKM, load and test it, then create a fake GPU character device and mount it into a Docker container for verification.
Steve Langasek, a pivotal Debian core developer and former Ubuntu release manager, passed away at 45, leaving a lasting legacy of open-source contributions, community leadership, and a bridge between commercial and community interests that continues to inspire developers worldwide.
This guide explains how to create and enable an rc‑local startup script on Ubuntu by inspecting the rc‑local.service unit, creating /etc/rc.local, setting execution permissions, and enabling the service with systemctl so custom commands run automatically at boot.
This article reviews seven viable replacements for the discontinued CentOS 8, comparing AlmaLinux, Ubuntu/Debian, Oracle Linux, OpenSUSE, Rocky Linux, VzLinux, and Springdale Linux, and offers guidance on selecting the most suitable server operating system for 2025.
With CentOS 8 reaching end‑of‑life, this guide reviews seven viable server‑grade Linux replacements for 2025—including AlmaLinux, Ubuntu/Debian, Oracle Linux, OpenSUSE, Rocky Linux, VzLinux, and Springdale—detailing their compatibility, support cycles, package managers, and migration considerations.
The article announces a free programmer book giveaway via a backend command and then introduces Wubuntu, a Windows‑styled Ubuntu distribution that fully replicates Windows UI, runs without TPM or Secure Boot, supports Windows .exe/.msi and Android apps, and provides download links for its free and professional editions.
This guide introduces the YujuToolBox shell script toolbox for Linux server management, explains its Debian/Ubuntu support, shows how to install prerequisites like curl or wget, and provides step‑by‑step commands to download and run the script, plus links to related GitHub projects.
This guide explains how to use the low‑level dd command to create exact backups of an Ubuntu system disk, covering required hardware, preparation steps, precise dd commands for disk‑to‑disk and disk‑to‑image copying, optional compression, restoration procedures, advantages, limitations, and safety precautions.
This guide explains how to add Ondřej Surý's repository, install PHP 8.4 alongside existing versions, handle deprecated features, configure web‑server integration, manage extensions, verify the installation, and safely remove older PHP packages on Ubuntu or Debian systems.
This guide walks through setting up an Ubuntu 22.04 environment, installing Docker, kind, the NVIDIA Container Toolkit, configuring the NVIDIA runtime as default, building and deploying the Kubernetes DRA driver, and running three demo scenarios that demonstrate GPU sharing across containers and pods in a Kubernetes 1.31 cluster.
This guide walks you through the hardware requirements, cost considerations, and step‑by‑step configuration of a simulated RDMA network using Soft‑RoCE on both Red Hat/CentOS and Ubuntu, including verification with ibv tools and performance testing.
This guide explains mounting USB storage, checking device status, configuring NTFS support, and creating, enabling, and disabling swap partitions or swap files on Linux, including practical commands and configuration steps for Ubuntu and CentOS.
The YujuToolBox is a shell script collection that provides system‑administration utilities for Debian and Ubuntu servers, offering simple installation via curl or wget, step‑by‑step usage commands, and links to related GitHub projects for easy server optimization.
Learn how to quickly set up and manage Ubuntu’s Uncomplicated Firewall (UFW) with step‑by‑step commands for enabling, disabling, resetting, configuring default policies, adding protocol, IP, and port rules, and deleting rules, empowering you to secure client machines efficiently.
This article reviews why CentOS has been the default server OS, explains its end‑of‑life, and introduces four robust Linux distributions—Rocky Linux, Ubuntu, Debian, and AlmaLinux—as reliable, community‑supported replacements for production environments.
With CentOS reaching end‑of‑life, this guide compares four stable, community‑backed Linux distributions—Rocky Linux, Ubuntu, Debian, and AlmaLinux—highlighting their origins, compatibility with RHEL, key features, and suitability as reliable replacements for production servers.
This guide walks through securing an Ubuntu 20.04 server by updating packages, changing the default SSH port, enforcing strong passwords, creating a non‑root user with sudo, disabling root login, enabling RSA key authentication, configuring the UFW firewall, and blocking ping requests.
This guide introduces Ansible, explains its core features and architecture, walks through installing it on Ubuntu 16.04, configuring SSH keys, setting password‑less sudo, managing inventories, using modules, writing playbooks, and handling common automation pitfalls.
Rhino Linux is an Ubuntu‑based rolling‑release distribution that combines the Pacstall package manager for unified handling of Deb, Pacstall and Flatpak packages with a heavily customized Xfce desktop, offering a polished desktop experience, built‑in utilities, and support for various hardware platforms.
This guide walks you through updating Ubuntu 24.04, adding Docker's repository, installing the Docker engine, starting and enabling the service, verifying the installation, adding your user to the Docker group, and running basic Docker commands, all with exact terminal commands.
This guide explains Linux network management, covering IP address and routing configuration, interface naming rules, GRUB tweaks for CentOS and Ubuntu, file‑based setups for CentOS 7, Ubuntu 16.04, Ubuntu 18.04+ with netplan, and graphical configuration via NetworkManager, plus service differences.
This tutorial walks you through preparing two Ubuntu servers, configuring Docker, installing Rancher 2.6.9, deploying a Kubernetes master and worker nodes via Rancher’s UI, and validating the cluster with an Nginx workload, all with detailed commands and screenshots.
This guide shows how to install the nslookup tool on Debian/Ubuntu and CentOS/RHEL systems and provides seven practical usage examples, including querying IP addresses, specifying DNS servers, retrieving specific record types, performing reverse lookups, setting search domains, using the set command, and exiting the interactive mode.
After installing multiple LNMP services, a reboot left the Ubuntu system unable to run apt update due to a read‑only filesystem caused by a missing /etc/fstab, and this guide walks through diagnosing the issue, restoring fstab with correct UUIDs, remounting the root, and backing up the configuration.
This guide walks through the purpose, advantages, required Linux packages, Go libraries, exact installation commands, and version details needed to set up a functional eBPF development environment on an Ubuntu system, while explaining each step’s rationale.
Learn how to enable and configure IPv6 on Ubuntu, covering its benefits, checking interface support, editing Netplan or legacy network files, setting static addresses, applying changes, and verifying the configuration with practical command examples.
This guide explains how to use the dd command to clone an Ubuntu system disk to another drive or an image file, covering prerequisites, preparation steps, backup and restore commands, optional compression, advantages, drawbacks, use cases, and important precautions.
This guide explains why IPv6 is essential, outlines its key benefits, and provides a detailed, step‑by‑step process for checking support, editing Netplan or interfaces files, adding a static IPv6 address, applying changes, and verifying the configuration on Ubuntu systems.
This guide walks you through installing the PHPy extension on Ubuntu 22.04, configuring it, and running a simple PHP script that calls Python code, complete with required packages, configuration steps, and example code.
This guide explains why IPv6 is essential, outlines its key benefits, and provides a detailed, step‑by‑step procedure for configuring a static IPv6 address on Ubuntu using command‑line tools, Netplan or legacy interfaces, and verification commands.
This article defines Linux distributions, explains how they build on the open‑source kernel, and reviews ten popular distros—Linux Mint, Manjaro, openSUSE Leap, Elementary OS, Ubuntu, Fedora, Zorin OS, Debian, Pop!_OS, and MX Linux—highlighting each one's key features and ideal use cases.
This article surveys the most popular Linux distributions—including Red Hat Enterprise Linux, Gentoo, Debian, Ubuntu, Linux Mint, Fedora, Kali Linux, CentOS Stream, Arch Linux, and OpenSUSE—highlighting their target audiences, key features, package management, and typical use cases for desktop, server, and security environments.
This guide explains what Linux distributions are, how open‑source licenses enable them, compares popular distros such as Ubuntu, Fedora, Mint, RHEL, SUSE and Kali, and helps newcomers decide which distro best fits their desktop, server or security needs.
Ubuntu 24.04 LTS ‘Noble Numbat’ introduces the Linux 6.8 kernel, enhanced desktop installer, new GNOME desktop, performance‑engineered features like default frame pointers and bpftrace, updated developer toolchains for Python, .NET, Java, Rust, and fresh management tools for both desktop and WSL environments.
This guide walks you through installing Java, Elasticsearch, Kibana, Logstash, and Filebeat on Ubuntu 18.04, configuring a dedicated data disk, adjusting service settings, and testing log collection with a complete script for a compact ELK demo environment.
This guide walks you through installing Easy‑RSA, generating CA, server and client certificates, configuring OpenVPN, enabling IP forwarding, adjusting firewalls, and setting up client connections on Linux, macOS and Windows, providing a complete end‑to‑end VPN deployment solution.
This article recounts a failed Node.js installation on an older Ubuntu server caused by a missing GLIBC 2.28 library, details the attempted GLIBC upgrade script that led to system-wide segmentation faults, and explains how reinstalling a newer Ubuntu version resolved the issue while emphasizing careful backup practices.
This guide explains why a simple sudo command may still produce a Permission denied error when redirecting output to a file you lack write access to, and presents four practical methods—including running a shell with sudo, using scripts, sudo -s, and sudo tee—to successfully write to such protected files on Ubuntu 18.04.
This article explains what Linux distributions are, why there are thousands of them, how open‑source licensing enables custom versions, compares popular distros such as Ubuntu, Fedora, Mint, RHEL, SUSE and Kali, and offers practical advice for selecting the best one for personal, server or security use.
With the discontinuation of CentOS Linux, this article evaluates four leading replacement operating systems—AlmaLinux, Rocky Linux, Ubuntu, and Debian—based on stability, long‑term support, and compatibility for enterprise environments.
This article evaluates several Linux‑based Docker base images for Python applications, outlining stability, security, library availability, and size requirements, then compares Ubuntu, CentOS, Debian, Amazon Linux 2, official Python images and Alpine in terms of image size and build time, concluding with practical recommendations.
This article provides a concise guide to using the apt package manager on Ubuntu, covering installation, updating package lists, upgrading, searching, displaying information, removing packages, and cleaning up unused files with clear command examples.
The article compares Ubuntu with nine other major Linux distributions, highlighting each distro's history, strengths, and drawbacks, and explains why Ubuntu’s longevity, ease of use, hardware support, and community make it the preferred choice for both beginners and seasoned users.
Wubuntu, also called "Windows Ubuntu," is an Ubuntu‑based operating system that fully mimics Windows' appearance and functionality, runs without TPM or Secure Boot, integrates Wine for .exe and .msi compatibility, and even supports Android apps, offering both free and paid editions.
This guide compares apt and apt-get on Ubuntu, detailing how to install, remove, upgrade, search, and clean packages with clear command examples, helping Linux users choose the most convenient tool for managing software.
This comprehensive tutorial walks you through preparing your system, configuring kernel options, compiling, installing, testing, and advanced customization of the Linux kernel, while also offering troubleshooting tips and practical code examples for a successful build.
This tutorial walks you through installing libcurl on Ubuntu, writing a simple C program that uses libcurl to perform a GET request, compiling the code with the proper linker flags, and running the executable to display the fetched web page.
With the end of CentOS Linux, this article reviews four widely‑used, enterprise‑grade Linux distributions—Ubuntu, AlmaLinux, Rocky Linux, and Debian—detailing their origins, features, compatibility with CentOS, and suitability for production environments.
This guide explains how to enable systemd in WSL, configure /etc/wsl.conf, and install the Linux‑native Docker engine on Ubuntu within Windows, highlighting the benefits for container‑based development and Microsoft’s effort to improve cross‑platform tooling.
This guide walks you through setting up the Java environment, downloading Apache RocketMQ 5.1.4, installing its NameServer, Broker, and optional Proxy components on an Ubuntu 20.04 cloud instance, and configuring both local and cluster deployment modes with optional visual dashboard tools.
This step‑by‑step guide shows how to install Python and VS Code on Ubuntu, configure the Python extension, create a simple project, write a hello‑world script, and run it directly from the VS Code IDE.
Explore a collection of entertaining Linux terminal commands—from reversing strings with rev to playing classic games like Pacman—complete with installation steps, usage examples, and visual demonstrations to enrich your command-line skills and boost.
This guide shows how to install Multipass on macOS, create and manage lightweight Ubuntu virtual machines using simple CLI commands, configure resources, mount volumes, transfer files, and automate setup with cloud‑init, providing a fast alternative to heavyweight virtualization tools for local development.
This guide explains what FFmpeg is, shows how to install it on Ubuntu 18.04, demonstrates integrating the Webman framework and PHP‑FFMpeg library, and provides step‑by‑step code examples for extracting images, adding watermarks, and basic video editing.
This guide walks you through installing the Envoy proxy on Ubuntu, creating a YAML configuration with listeners, filters, clusters, and routes, running the service, and testing it with curl and a simple Python HTTP server to verify traffic forwarding.
This article introduces the free, lightweight Multipass tool, walks through its installation on Windows, Linux and macOS, demonstrates creating, managing, and automating Ubuntu virtual machines with command‑line operations, and highlights its strengths and limitation to Ubuntu images only.
This guide walks you through installing the lightweight HFS HTTP file server on Ubuntu 22.04, configuring it for both interactive and systemd daemon modes, and exposing a shared directory over the network with step‑by‑step commands and screenshots.
This guide explains why Ubuntu locks the screen after a few minutes of idle and provides three practical methods—adjusting power settings, using the Caffeine app, and editing UPower configuration—to prevent automatic sleep, along with step‑by‑step commands and warnings about energy efficiency.
This guide walks through installing the lightweight HFS HTTP file server on Ubuntu 22.04, creating a shared directory, configuring the binary, setting up port and admin access, and optionally configuring it as a systemd daemon with Node.js support for full background operation.
This guide walks you through installing PHPY on Ubuntu, covering the required environment setup, building PHP 8.3 from source, installing Anaconda and a Python 3.10 environment, compiling the PHPY extension, configuring php.ini, verifying the installation, and running a sample script that accesses Python's os module from PHP.
This guide explains why the /boot partition can fill up on Ubuntu, shows how to check its usage, safely remove old kernel and header packages, clean apt caches, and verify that space has been reclaimed for future updates.
This article traces APT’s origins from early GNU/Linux tarballs through Debian’s dpkg and Red Hat’s rpm, explains how Ubuntu’s sources.list drives updates, and provides a comprehensive list of common apt commands for installing, upgrading, searching, and cleaning packages.
This guide walks through installing HFS on Ubuntu 22.04, creating a shared HTTP directory, configuring the server both as a regular process and as a systemd daemon, and accessing the shared folder via a web browser.
This article provides a comprehensive comparison between CentOS and Ubuntu, covering their histories, advantages, disadvantages, package management systems, software repositories, community support, and typical use cases, to help readers choose the most suitable Linux distribution for server or desktop environments.
This tutorial walks you through installing the required dependencies, cloning the PCL source code, creating a build directory, configuring with CMake, and compiling and installing the Point Cloud Library on Ubuntu, while noting optional configuration steps and referencing official documentation for further details.
With CentOS reaching end‑of‑life, this guide compares Ubuntu 22.04 and Anolis 8.6 as replacements, detailing DNS configuration, time synchronization, security baselines, SELinux, firewall setup, kernel tweaks, and provides concrete commands and code snippets for a smooth migration.
This guide compares Ubuntu and Kubuntu 23.04, highlighting differences in desktop environments, software management, built‑in applications, release cycles, installation experience, and system resource usage to help users decide which distribution best fits their workflow.
With CentOS discontinued, this guide walks through the key considerations and step‑by‑step configurations for DNS, time synchronization, security baselines, SELinux, firewall, and kernel tuning on Ubuntu 22.04 and Anolis 8.6 as viable replacements.
This guide explains the new features of PHP 8.2, shows how to add Ondřej Surý’s PPA on Ubuntu and Debian, provides step‑by‑step commands to install PHP 8.2 and its extensions, configure Apache or Nginx, test the installation, purge old versions, and manage multiple PHP versions side‑by‑side.
After installing Ubuntu 20.10 in a VM, the author encountered missing command errors and apt‑get update failures, then documents step‑by‑step troubleshooting: checking the OS version, adjusting sources.list via USTC mirrors, backing up and editing the file, installing essential packages, and handling offline installations.
This tutorial walks you through setting up a unified ELK (Elasticsearch, Logstash, Kibana) log analysis platform on Ubuntu, covering component installation, configuration for Spring Boot and Nginx logs, Grok parsing, and using Supervisor to run the services as background daemons.
Bodhi Linux 7.0, built on Ubuntu 22.04 LTS and featuring the Moksha desktop, introduces a new System76‑based kernel variant and a suite of enhancements such as automatic kernel updates, a refreshed green theme, Chromium as the default browser, memory‑trimming, and multilingual quick‑start guides.
The article examines Red Hat's decision to close RHEL source access, traces the historical relationship between CentOS and RHEL, explains how CentOS Stream now receives updates via community feedback, and evaluates Ubuntu Pro's long‑term support as an alternative for enterprise cloud deployments.
This guide explains how to set up a self‑hosted GitLab server on an Ubuntu virtual machine using Docker and Docker‑Compose, covering environment preparation, Docker image retrieval, compose file creation, container launch, password reset, and basic GitLab usage such as user registration, project creation, SSH key configuration, and code cloning.
This article compares popular Linux distributions—Ubuntu and Fedora—examining their package managers, desktop environments, stability, community support, and migration challenges, while also highlighting alternative distros like Bodhi Linux and Linux Lite to help developers choose the most suitable OS for their workflow.
This tutorial explains how to set up DNS records, install Postfix and Cyrus‑SASL, configure authentication, create necessary configuration files, add users, and test SMTP on an Ubuntu server to reliably send emails without landing in spam folders.
The article compares Ubuntu and Fedora, detailing why developers favor Linux, the challenges of switching from Ubuntu to Fedora—including Snap‑related errors—differences in package managers and desktop environments, and offers recommendations for both technical and non‑technical users.
This tutorial shows how to quickly set up a full PHP 8.2, Nginx, MySQL 8, Redis 6, and Composer environment on Ubuntu 20.04 by configuring Alibaba Cloud apt mirrors, installing required packages, adjusting configurations, and verifying the stack, all in roughly twenty minutes.
This step‑by‑step guide shows how to prepare an Ubuntu 16.04 system, install all required dependencies, download OpenResty and its optional modules, configure the build with performance‑focused options, compile, install, set environment variables, and create a systemd service for automatic startup.
Ubuntu 23.04 “Lunar Lobster”, the latest short‑term support release, brings the Linux 6.2 kernel with Rust module support, systemd v252.5, upgraded toolchains (OpenJDK 17, .Net 7, Go 1.20, Rust 1.67, Python 3.11), security enhancements, Netplan improvements, and a refreshed desktop installer with GNOME 44 and updated applications.
