This tutorial shows you how to install the latest GNU Octave (version 9.2.0 so far) in all current Ubuntu releases, including Ubuntu 20.04, Ubuntu 22.04, and Ubuntu 24.04. GNU Octave is a free open-source scientific programming language, primarily intended for numerical computations. It features powerful mathematics-oriented syntax with built-in 2D/3D plotting and visualization tools, cross-platform, […]
Read MoreThis tutorial shows how to configure Ubuntu or other Linux to redirect certain URLs or domains to specific web browser, while leaving all others open in the default browser. When clicking an URL in email reader, chat app, and other apps, it by default opens the linked page in system default web browser. However, some […]
Read MoreThis tutorial shows how to install the most recent qBittorrent 5.0.0 in all current Ubuntu releases, including Ubuntu 20.04, Ubuntu 22.04, Ubuntu 24.04, and Ubuntu 24.10. qBittorrent announced new major 5.0.0 release few weeks ago, with many new features, including create .torrent with larger piece size, support for Mark-of-the-Web, ability to pause/resume entire BitTorrent session, […]
Read MoreThis tutorial shows how to completely disable suspend and/or hibernate function, so your Linux computer will never go to sleep. Linux can automatically go to sleep when system is idle or laptop lid is closed, though user can configure to disable that behavior via either graphical options or logind.conf configuration file. But, if you never […]
Read MoreThis tutorial shows how to automatically run custom command, script, or other actions after resuming your Linux PC/laptop from suspend or hibernate. As you may know, there are quite a few ways to run something automatically at Ubuntu startup. You can use “Startup Applications” utility to run apps or custom commands at login, use crontab […]
Read MoreAs you know, Ubuntu uses PipeWire as replacement of PulseAudio for its default sound server since Ubuntu 23.04. And, it now uses WirePlumber to manage pipewire session and policy. With WirePlumber, you may configure more about your sound output and input. You can use Linux command to switch default audio input/output device, change volume level, […]
Read MoreThis tutorial shows how to disable the touchpad in Ubuntu with GNOME, XFCE, MATE, and any other desktop environments. Most desktops today have an option to “disable touch while typing”. But if you always have your computer with a mouse connected and rarely use the touchpad, then it can be a good choice to disable […]
Read MoreThis is a step by step guide shows how to install Sweet Home 3D, the free interior design software, in Ubuntu and other Linux. Sweet Home 3D is a popular free open-source software to create & edit your home plan and furniture layout in 2D and 3D. It’s available in Ubuntu system repositories, but old! […]
Read MoreThis tutorial shows you how to check the health status, amount of read/written data, temperature, media error, and other useful info of your SSD in Ubuntu. For Windows, there’s a popular CrystalDiskInfo utility for reading and monitoring HDD/SSD disk status. For those who’re looking for free open-source alternatives for Linux, here are 3 options: Option […]
Read MoreWhen launching some apps (e.g., GParted, Synaptic, or Grub Customizer), install/uninstall packages with App Center or Software Updater, it always pops-up a dialog asking for admin password to authenticate. This is great for security! But for lazy men who don’t want to type user password again and again after logged in (or unlocked screen), it […]
Read MoreThis tutorial shows how to enable floating top panel in Ubuntu 24.04, Fedora 40, Arch, Manjaro and other Linux with GNOME 46/47 Desktop. Unlike traditional system panel which is usually stick to screen edge, floating bar (or panel) looks kinda like a desktop widget. It floats on the desktop, and usually has a small distance […]
Read MoreThis tutorial shows how to enable One Time PassWord in Ubuntu 24.04 for either local or remote SSH login. One Time PassWord, OTPW in short, is a PAM module which is useful for allowing a user to login public or shared computer/server using a single-use password, that works only for one time. By generating a […]
Read MoreThis is a simple tutorial shows how to disable password authentication, and use SSH key instead for remote login to remote Ubuntu Server or Desktop. SSH (Secure Shell) is a popular and secure way to login remote servers and/or transfer data between local and remote machines. When you try to SSH to a remote server, […]
Read MoreThis tutorial shows how to share your USB device, e.g., USB mouse/keyboard, USB drive, webcam, and speaker, in Ubuntu so you can access remotely from other computers/laptops. Linux Kernel includes a command line tool called USB/IP, allowing to share USB devices between computers with their full functionality. So, a computer can use remote USB devices […]
Read MoreThis is a step by step tutorial shows how to manually remap (or disable) keyboard keys in Ubuntu without using any third-party apps. There are a few free open-source applications that can re-map your mouse, keyboard, and other input devices keys in Linux. As far as know, they include input remmaper and AntiMicroX. For GNOME, […]
Read MoreThis tutorial shows how to disable “Ubuntu Pro” security updates in both apt command output and Software Updater dialog in Ubuntu 24.04 LTS. Ubuntu Pro is a comprehensive subscription for Extended Security Maintenance (esm in short), which also enables another 5-year support for Ubuntu LTS releases. And, it’s free for personal and small-scale commercial use […]
Read MoreUbuntu announced the first point release of Ubuntu 24.04 LTS few days ago with lots of bug-fixes and performance improvements. It’s time to upgrade to the new LTS, for users who were worrying about the stability issues. Ubuntu 24.04 is the current Long Term Support (LTS) release with 5 years of standard support until 2029, another […]
Read MoreThis is a step by step tutorial shows how to enable zram Kernel module and use as Swap device for better system performance in Ubuntu 24.04 PC/laptop with limited RAM. As you may know, Ubuntu usually includes a swap space. It works like MS Windows’ “virtual memory”, that uses the hard disk for additional memory […]
Read MoreThis tutorial shows how to enable zswap kernel module to increase usable RAM in your Ubuntu computer or laptop. As you know, Ubuntu Linux usually includes a swap space (either disk partition or swap file) on the disk. It can be used for hibernation, and as extended memory space. When the system needs more memory […]
Read MoreThis tutorial shows how to enable/disable Keyboard, Mouse, Lid Open, and/or other devices events from waking up your Ubuntu PC or laptop from sleep. By default, open laptop lid, press any key on keyboard, or press sleep button can wake up your computer from suspend or hibernation state. If you want, you can configure Ubuntu […]
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