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 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.
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.
Discover seven visually striking Linux distributions—elementary OS, Deepin, Pop!_OS, Manjaro, KDE Neon, Zorin OS, and Nitrux OS—each offering unique aesthetics, user‑friendly interfaces, and strong Ubuntu or Arch foundations for an enhanced desktop experience.
This guide introduces Multipass, a lightweight cross‑platform VM manager, walks through installation on Windows, demonstrates how to list, launch, and configure Ubuntu instances, shows essential commands for inspecting, pausing, restarting, deleting, and automating setups with cloud‑init, and compares it to paid tools like VMware Workstation.
This tutorial introduces Multipass, a lightweight cross‑platform VM manager, and walks through downloading, installing, checking the version, listing available Ubuntu images, launching a VM, inspecting and controlling it, and automating setup with cloud‑init configuration.
This article reviews the five most notable Linux desktop distributions released in 2022—Ubuntu 22.04 LTS, Fedora Workstation 37, Manjaro 22.0 “Sikaris”, Linux Mint 21, and Ubuntu 22.10—highlighting their key features, stability, and why they matter to programmers and system administrators.
Learn how to install and configure the latest Linux Kernel 6.0 on Ubuntu 22.04, covering prerequisites, system updates, downloading source, configuring modules, compiling, installing, updating GRUB, and verifying the new kernel with detailed commands and screenshots.
This guide reviews the top free remote‑desktop clients for Ubuntu and other Linux distributions, explains their protocol support, provides simple installation commands (including Flatpak), and highlights both open‑source and commercial options for various use cases.
This article provides a detailed, step‑by‑step tutorial on installing and configuring an OceanBase 4.0 cluster on Ubuntu 22.04 using the OBD (ob‑deploy) tool, covering prerequisite hardware, required commands, configuration file creation, deployment, startup, and basic verification.
Canonical now lets Ubuntu users pause or stop snap package auto‑updates via the terminal, offering commands to hold updates for a set period or disable them forever, which can prevent incompatibility issues caused by automatic refreshes.
This guide reviews the top Linux distributions for programmers in 2022, comparing their development tools, package managers, and suitability for various workflows, and offers recommendations for beginners, power users, and specialized scientific or security tasks.
This article showcases seven visually impressive Linux distributions—elementary OS, Deepin, Pop!_OS, Manjaro, KDE Neon, Zorin OS, and Nitrux OS—highlighting their design focus, underlying bases, key features, and providing their official website links for readers seeking an attractive desktop experience.
This guide lists popular Linux text editors and IDEs—including Vim, Nano, Geany, Emacs, Sublime Text, Atom, Brackets, Komodo Edit, gedit, and Qt Creator—provides brief feature overviews, official website links, and step‑by‑step installation commands for both Ubuntu/Mint (apt) and CentOS (yum).
Mist is a command‑line helper for Debian‑based systems that brings AUR‑style package discovery and management to Ubuntu and Debian, allowing users to search, install, update, and remove packages from the makedeb Package Repository with simple commands.
Linux Lite is a free, beginner‑oriented Linux distribution based on Ubuntu LTS with an XFCE desktop, offering familiar Windows‑style navigation, essential office and multimedia apps, built‑in security features, and easy installation to help users transition smoothly to Linux.
This article reviews the Ubuntu 22.04.1 releases of three official flavors—Unity, Cinnamon, and the China‑focused Kylin—detailing their desktop features, resource usage, and how they differ from the main Ubuntu distribution.
This guide provides step‑by‑step instructions for installing Docker on CentOS and Ubuntu, configuring image accelerators for faster pulls, and using Docker commands to pull, run, list, and clean up images and containers, including tips for handling dangling and intermediate layers.
Learn how to securely self‑host a GitLab instance on an Ubuntu server using Docker, covering dependency installation, SSH port configuration, Docker volume setup, compose file creation, container deployment, and accessing the web interface, with alternative deployment methods for troubleshooting.
This article walks through preparing an old Windows 7 laptop for a dual‑boot setup, covering disk partitioning, downloading Ubuntu, creating a bootable USB with Rufus, configuring BIOS/UEFI, and completing the Ubuntu installation with detailed screenshots and troubleshooting tips.
This guide provides step‑by‑step instructions for installing Docker on CentOS and Ubuntu, configuring accelerated image mirrors, managing Docker images—including listing, tagging, and removing—while covering essential commands, storage considerations, and best practices for both systemd and upstart environments.
This article walks you through preparing hardware, partitioning the disk, downloading an Ubuntu ISO, creating a bootable USB with UltraISO or Rufus, configuring BIOS/UEFI settings, and completing the Ubuntu installation alongside an existing Windows 7/10 system.
This guide lists ten indispensable Ubuntu desktop applications—from GNOME Tweaks and Steam to VLC and Kdenlive—explaining their key features, typical use cases, and providing exact terminal commands for quick installation via apt, Flatpak or Snap.
Phoronix benchmarked OpenJDK versions 8 through 19 alongside OpenJ9 and GraalVM CE on an Intel Core i5‑12600K Ubuntu 22.04 system, revealing varied performance across SciMark, matrix multiplication, LU decomposition, DaCapo, Renaissance, and other tests, with OpenJDK 18/19 often leading in overall scores.
Ubuntu 22.04 LTS enables systemd‑oomd by default, but many users report that it unexpectedly kills applications like Firefox, Chrome, and VS Code even without visible memory pressure; Canonical explains the termination conditions, highlights the swap‑size issue, and outlines planned fixes for the upcoming 22.04.1 release.
The May 2022 Steam Hardware & Software Survey shows Linux's overall share slipping slightly to 1.12% while Windows dominates at 96.68%, and reveals Arch Linux surpassing Ubuntu 20.04 LTS as the most popular Linux distribution among Steam users, with typical hardware configurations of 16 GB RAM and 4‑core CPUs.
Ubuntu 22.04 LTS introduces twenty major desktop enhancements—including Wayland as the default display server, a lighter default theme, a more compact UI, improved icons, horizontal workspaces, updated app launcher, dock changes, accent colours, new touch‑pad gestures, password‑protected archives, microphone mute alerts, calendar events in the notification area, refined power options, battery‑percentage display, a prominent restart option, revamped keyboard shortcuts, extensive multitasking settings, a new screenshot tool, proper dark mode, and Firefox being delivered exclusively as a Snap package.
This article explains why CentOS 8 reached end‑of‑life, introduces CentOS Stream, and reviews seven server‑grade Linux distributions—including Ubuntu, Oracle Linux, openSUSE, AlmaLinux, Rocky Linux, VzLinux, and Springdale Linux—as viable replacements for CentOS 8 in 2022.
Learn how to install and configure Samba on Ubuntu 16.04, create a shared directory, set up a Samba user, edit the smb.conf file, restart the service, and map the share from Windows, with full command‑line examples and screenshots.
This guide details step‑by‑step instructions for setting up Ubuntu 18.04 with ROS Melodic, installing required packages, compiling cv_bridge using both the native Python 3.6 environment and a Conda‑based Python 3.x environment, troubleshooting common build errors, and verifying the installation.
Ubuntu 22.04 LTS "Jammy Jellyfish" introduces twenty notable updates—including Wayland as the default display server, a light‑by‑default theme, a more compact desktop UI, improved icons, horizontal workspaces, revamped app launcher, dock tweaks, new accent colours, touch‑pad gestures, password‑protected zip handling, mic mute alerts, calendar events in the notification area, enhanced power options, battery‑percentage display, a clear restart option, refined keyboard shortcuts, multitasking settings, an interactive screenshot tool, a true dark mode, and Firefox now delivered as a Snap package—all aimed at a smoother, more modern user experience.
Ubuntu 22.04 LTS ‘Jammy Jellyfish’ desktop adds twenty enhancements over 20.04, such as Wayland as the default server, a lighter theme, a more compact UI, improved icons, horizontal workspaces, a revamped app launcher, dock tweaks, microphone mute alerts, calendar events in the notification area, restart button, better keyboard shortcut settings, an interactive screenshot tool, and Firefox now shipped exclusively as a Snap package.
Ubuntu 22.04 LTS introduces a default Wayland display server, a lighter Yaru theme, a more compact GNOME desktop, enhanced desktop icons, horizontal workspaces, revamped app launcher, dock refinements, new accent colours, touch‑pad gestures, password‑protected zip handling, microphone mute alerts, calendar events in the notification area, expanded power‑management modes, visible restart option, improved keyboard shortcuts, extensive multitasking settings, a new interactive screenshot tool, proper dark mode, and Firefox distributed as a Snap package.
Ubuntu 22.04 LTS ‘Jammy Jellyfish’ introduces 20 desktop enhancements—from Wayland as the default display server and a lighter Yaru theme to revamped workspaces, dock, power options, and a native Snap‑based Firefox—making the desktop more intuitive, compact, and feature‑rich.
This article provides a comprehensive, hands‑on tutorial for installing and configuring the ELK Stack—including Elasticsearch, Logstash, Kibana, and Filebeat—using Docker on an Ubuntu VM, covering architecture, command‑line steps, sample configurations, common pitfalls, and troubleshooting tips.
Ubuntu 22.04 LTS introduces 20 notable updates—including default Wayland, a lighter Yaru theme, a more compact desktop UI, enhanced workspaces, new dock behavior, password‑protected archives, microphone mute alerts, calendar events in the notification shade, improved power options, a proper dark mode, and the shift to a Snap‑based Firefox—providing a comprehensive overview for users upgrading from earlier LTS releases.
Ubuntu 22.04 LTS, codenamed Jammy Jellyfish, introduces five distinctive capabilities—including optimized data‑driven workloads, enhanced Active Directory integration, a real‑time kernel option, updated packages and drivers, and performance boosts—that together position it as arguably the strongest long‑term support Ubuntu version to date.
Ubuntu 22.04 LTS introduces 20 notable updates—including default Wayland, a lighter default theme, a more compact desktop UI, enhanced workspace management, revamped app launcher, new accent colors, improved screenshot tool, proper dark mode, and Snap‑only Firefox—providing users with a refined, modern desktop experience.
This guide explains how to create a repeatable development environment by installing Docker on Ubuntu 20.04, building a template container with common front‑end tools, committing and tagging the image, and optionally using VirtualBox for GUI‑based workflows.
Mark Shuttleworth, the South African entrepreneur who became the first African in space, later founded Canonical and created the Ubuntu Linux distribution, blending his idealistic Ubuntu philosophy with open‑source development to make free software accessible worldwide.
This guide provides step‑by‑step shell commands to upgrade Ubuntu 16’s OpenSSH to version 8.8, including installing required packages, compiling OpenSSL, zlib, and OpenSSH from source, and updating configuration files to enhance system security on the server.
Choosing between Ubuntu Desktop and Server can be confusing; this guide explains their fundamental differences—including UI, installation, default applications, hardware needs, and ideal use cases—so you can select the right edition for personal computing or hosting services.
This guide shows how to install Multipass on Windows, Linux, or macOS, use its commands to list, launch, inspect, and manage Ubuntu virtual machines, and automate setup with cloud‑init, offering a free, lightweight alternative to paid VM solutions.
This article introduces Multipass, a lightweight cross‑platform virtual‑machine tool, and provides step‑by‑step instructions for installing it, locating Ubuntu images, launching and managing VMs, executing commands, pausing, deleting, and automating setup with cloud‑init, highlighting its convenience and Ubuntu‑only limitation.
This guide walks you through installing Multipass, launching Ubuntu virtual machines, managing them with commands, and automating setup via cloud‑init, providing a lightweight, cross‑platform solution for developers and ops engineers.
This guide walks you through installing Multipass on macOS, creating and configuring lightweight Ubuntu virtual machines, managing them via the CLI, mounting data volumes, and automating setup with cloud‑init, providing a fast, Docker‑like development environment.
This guide introduces Linux, explains why its open‑source nature leads to many flavors, and reviews five developer‑friendly distributions—Ubuntu, Linux Mint, Kali Linux, Parrot OS, and Fedora—highlighting their key features, use cases, and community support.
This guide walks you through installing GNOME Shell extensions using the official extensions website, adding the required browser integration and native host connector, and configuring extensions on Ubuntu, providing clear step‑by‑step instructions and command examples.
This article explains why MySQL fails to start on Ubuntu due to AppArmor restrictions and provides two practical solutions: editing the AppArmor profile to grant MySQL directory access or switching AppArmor to complain mode, with full command examples and configuration snippets.
This tutorial explains why kernel modules are needed, walks through preparing a Linux environment, installing required headers, creating and compiling a simple "Hello, World" module, extending it to a character device driver, and shows how to load, test, and unload the module safely.
This guide walks through creating an offline installation package, caching required Debian packages and Docker images, installing Docker and cephadm, bootstrapping a Ceph cluster, and deploying OSD, MDS, and RGW services on Ubuntu nodes without internet access.
This guide walks you through installing Apache OpenWhisk on an Ubuntu 18.04 desktop, configuring its limits and CouchDB storage, deploying the platform with Ansible, setting up the wsk CLI, and creating and invoking a simple Fibonacci action to verify the deployment.
Canonical has announced that the Ubuntu 14.04 LTS and 16.04 LTS releases will receive extended support for a total of ten years, pushing their end‑of‑life dates to April 2024 and April 2026, giving enterprise users more time for stable, secure infrastructure upgrades.
This step‑by‑step guide explains how to set up the open‑source ELK stack (Elasticsearch, Logstash, Kibana) on an Ubuntu machine, configure Logstash as shipper and indexer, integrate Spring Boot and Nginx logs, and run the whole platform as a background service using Supervisor.
This tutorial walks you through installing and configuring the ELK stack—Elasticsearch, Logstash, and Kibana—on Ubuntu, then shows how to integrate Spring Boot Logback and Nginx logs for centralized, real‑time log analysis and visualization.
CutefishOS, a Chinese‑led Linux distribution built on Ubuntu, offers a modern, macOS‑inspired desktop environment using KDE frameworks, Qt, and Plasma, with multilingual support, open‑source code, and a suite of pre‑installed applications for everyday use.
This step‑by‑step tutorial shows how to install Windows 10, enable WSL2, set up an Ubuntu subsystem, install Docker and Portainer, and configure a convenient development environment on Windows within half an hour.
This guide walks through checking the current kernel version, adding the ELRepo repository, listing and installing newer kernels on CentOS 7, configuring GRUB to boot the new kernel, and then provides a parallel step‑by‑step process for upgrading the kernel on Ubuntu 16.04, including troubleshooting dependency issues.
This tutorial explains how to install and use the curl and wget command‑line tools on Ubuntu (and other Linux distributions) to download single or multiple files, rename them, handle FTP sources, and pause or resume transfers efficiently.
This guide walks through setting up a LAMP environment on Ubuntu 14.04, cloning the PHP source, configuring and building it, and provides a comprehensive list of compilation errors with step‑by‑step commands to resolve each dependency issue.
This guide presents a curated list of ten notable Linux terminal emulators, highlighting their unique features, providing installation commands for Ubuntu‑based distributions, and offering brief usage tips, helping users choose the best terminal experience for their workflow.
This article introduces the five most popular Linux distributions—Ubuntu, Fedora, Debian, Linux Mint, and Arch Linux—explaining their origins, key features, and suitability for developers, while also noting the broader impact of Linux across devices and recommending alternatives for newcomers.
This article introduces SysMonTask, an open‑source Linux system monitor that mimics the Windows Task Manager, outlines its key features, shares hands‑on usage impressions, and provides step‑by‑step installation and removal instructions for Ubuntu‑based distributions.
This article explains the differences between the traditional apt-get command and the newer apt command on Ubuntu and Debian‑based systems, covering their histories, command syntax, functional distinctions, new features, and practical recommendations for regular users on which tool to adopt.
This guide explains how to install the open‑source Zeit tool on Ubuntu 20.04, launch its graphical interface, and use it to create both one‑time and recurring scheduled tasks via the at and crontab back‑ends, complete with command examples and screenshots.
This guide shows how to manually install and configure systemd-timesyncd on Ubuntu or Debian, choose reachable NTP servers for China, restart the service, verify synchronization, and provides a list of domestic Alibaba Cloud NTP servers.
A 16‑year‑old developer repurposed a non‑functional iPhone 7 with a dead NAND chip by installing Ubuntu 20.04 using checkra1n, linux‑sandcastle and custom udev scripts, turning the device into a functional server that offloads load from his main machine.
Teen developer Daniel Rodriguez repurposes a non‑functional iPhone 7 by jailbreaking it, building a custom Ubuntu 20.04 root filesystem, compiling a tailored kernel, and using projectsandcastle and PongoOS to boot Linux, effectively turning the device into a networked ARM64 server.
This guide walks through using macOS Big Sur's Virtualization Kit together with the open‑source vftool to compile, sign, and run a minimal Ubuntu virtual machine, covering image preparation, network configuration, launchctl auto‑start, and essential post‑creation tweaks.
Ansible is a simple, powerful, agent‑less automation language that uses YAML‑based playbooks to manage configurations, install software, and orchestrate tasks across Linux, Windows, Unix, and network devices; this guide explains its architecture, installation on Ubuntu, configuration files, inventory setup, and common ad‑hoc commands.
