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Tux Machines


today's howtos


Posted by Roy Schestowitz on Apr 22, 2023


Security Leftovers

Android Leftovers



10 Things To Do After Installing Pop!_OS Linux


↺ 10 Things To Do After Installing Pop!_OS Linux


> The Pop!_OS is one of the most lightweight and user-friendly distributions of Linux that you can use if you are a newbie to Linux. The Pop!_OS comes as the distribution of the Debian family.



How to Install Discord on Ubuntu 22.04 | 20.04


↺ How to Install Discord on Ubuntu 22.04 | 20.04


> Discord is a powerful and widely popular communication platform designed to cater to the needs of various communities, including gamers, businesses, and educational institutions. Developed with the core values of simplicity, efficiency, and reliability, Discord has gained a reputation for being the go-to platform for millions of users worldwide.



How to Install GNU Radio on Ubuntu 22.04 | 20.04


↺ How to Install GNU Radio on Ubuntu 22.04 | 20.04


> GNU Radio is an open-source software development toolkit that enables the implementation of software-defined radios (SDRs) and radio frequency (RF) systems. With its powerful and flexible design, GNU Radio has become an essential tool for hobbyists, researchers, and industry professionals. In this introduction, we will explore the key features and benefits of GNU Radio.



How to Install FreetuxTV on Ubuntu Linux 22.04 | 20.04


↺ How to Install FreetuxTV on Ubuntu Linux 22.04 | 20.04


> FreetuxTV is a versatile and powerful open-source software that allows you to stream and watch live television channels and radio stations worldwide on your Linux desktop.



How to install Cinnamon Desktop in Debian 11 or 12 Linux


↺ How to install Cinnamon Desktop in Debian 11 or 12 Linux


> Whether you have a CLI Debian server or Gnome-based Desktop, if you are a fan of Linux Mint's Cinnamon Desktop then you can install it on Debian 11 Bullseye or 12 Bookworm using the terminal commands given here.



How to Install Deluge on Ubuntu 22.04 | 20.04


↺ How to Install Deluge on Ubuntu 22.04 | 20.04


> Deluge is a versatile and powerful BitTorrent client, offering many features and capabilities to enhance your torrenting experience. It is an open-source, cross-platform solution compatible with various operating systems, including Windows, macOS, and Linux.



How to Set Proxy Settings for APT Command


↺ How to Set Proxy Settings for APT Command


> In this guide, you will learn how to set proxy settings for the APT command in Ubuntu/Debian Linux distributions. A proxy server is an intermediary server that sits between a client system or end user requesting the resource and the resource itself.



Steve Kemp: Managing header-spacing in markdown/org-mode files


↺ Steve Kemp: Managing header-spacing in markdown/org-mode files


> It seems I'm having a theme recently on this blog, of making emacs-related posts. Here's another.



Before You Sudo Rm -rf /, Take Some Precautions


↺ Before You Sudo Rm -rf /, Take Some Precautions


> Maintaining or administering a computer system remotely is a common enough task these days, but it’s also something that can go sideways on you quickly if you aren’t careful. How many of us are guilty of executing a command, having it fail, and only then realizing that we weren’t connected to the correct computer at all? [Callan] occasionally has this issue as well, but in at least one instance, he deleted all of the contents of the wrong server by mistake. To avoid that mistake again, he uses color codes in the command line in a fairly unique way.



Adding Empty Directories in Your Git Repository


↺ Adding Empty Directories in Your Git Repository


> Empty directories can serve as a useful organizational tool in software projects, especially when adhering to specific folder structures. However, Git, by design, does not track empty directories.



Removing Single Quotes from Filenames in Bash


↺ Removing Single Quotes from Filenames in Bash


> Managing file names with special characters like single quotes (') can be tricky in Bash. This article will guide you through the process of removing single quotes from file names in a comprehensive and efficient manner, using Bash scripting.



Reversing ‘git add’ Before Commit: A Step-by-Step Guide


↺ Reversing ‘git add’ Before Commit: A Step-by-Step Guide


> As developers, we've all experienced the moment when we accidentally add a file to the staging area using "git add" and realize that we need to undo this action. Fortunately, Git provides an easy way to reverse this operation.



How To Install MusicBrainz Picard on Fedora 38


↺ How To Install MusicBrainz Picard on Fedora 38


> In this tutorial, we will show you how to install MusicBrainz Picard on Fedora 38. Are you tired of your music library being a complete mess? Do you have trouble finding the right songs or artists in your digital collection? MusicBrainz Picard might be the solution you need!



How To Fix ‘Umount Target Is Busy’ Error in Linux


↺ How To Fix ‘Umount Target Is Busy’ Error in Linux



How to Use ZIP and UNZIP Command to Create, Extract ZIP File in Linux


↺ How to Use ZIP and UNZIP Command to Create, Extract ZIP File in Linux


> Learn some common way to create and extract a zip file in Linux Definitely, you have used 7zip or Winrar to create a zip file in Windows, but here in Linux, you can use the zip command to create a compressed archive of files and directories.



How to empty large files in Linux


↺ How to empty large files in Linux


> Hello, friends. In this post, you will learn How to empty large files on Linux. Of course, we will use the easiest and fastest method, which is with the terminal.



How to install Chromium web browser on Linux


↺ How to install Chromium web browser on Linux


> Learn how to install the Chromium Web Browser on Linux, a popular open-source alternative to Google Chrome. This guide provides detailed instructions for installing Chromium on different Linux distributions, ensuring a smooth browsing experience.



Fixing repo issues by resetting your Linux sources.list file


↺ Fixing repo issues by resetting your Linux sources.list file


> Learn how to reset your sources.list file in Linux with our step-by-step guide. Discover why it's important, what can cause corruption, and how to restore your repository configuration.



What Is .bashrc and How You Can Customize It


↺ What Is .bashrc and How You Can Customize It


> There are a number of hidden files tucked away in your home directory.



How to add online accounts to Ubuntu 23.04 (and why you should)


↺ How to add online accounts to Ubuntu 23.04 (and why you should)


> Canonical unleashed Ubuntu 23.04 (Lunar Lobster), another fantastic release for both desktops and servers. The release date was April 20, 2023. I've been testing the daily build of Lunar and have found it to be one of the finest versions of Ubuntu yet.


> One of the things I've always appreciated about Ubuntu (and the GNOME desktop) is how easy it is to connect your cloud-based data with the desktop. Thanks to GNOME, the process of connecting Google, Nextcloud, Microsoft, MS Exchange, Last.fm, IMAP/SMTP, and even Enterprise Login (Kerberos) are all made quite easy.



Linux Server, Wakey, Wakey | Hackaday


↺ Linux Server, Wakey, Wakey | Hackaday


> We all know we should save energy and not leave computers on all the time. It is probably better for the computer, too. But when you operate a home server, it isn’t feasible to just turn it on when you want to use it and then turn it off again. Or is it? [Daniel] decided that was exactly what he wanted to do, and it was quite an adventure to get there.


> The trick is to use a Raspberry Pi — they don’t draw nearly the power a big computer does — to stay awake to facilitate the process. The Pi watches for ARP requests for the sleeping machine and replies on its behalf so that other network nodes can find the machine even when it isn’t on.


> The server itself detects if it is idle in a cron job. When it finds that there are no SSH or other service connections for a set period of time, it suspends the machine to RAM, putting it in a low-power mode. Waking a sleeping computer up over the network is a solved problem, and [Daniel] investigated several wake-on-lan solutions.



How to Merge Multiple PDFs Into One Single File on Linux


↺ How to Merge Multiple PDFs Into One Single File on Linux


> PDF files are the ultimate in reliable document formatting and maintain their appearance across different devices and operating systems. But combining multiple PDFs into one larger document can be difficult and fiddly without a dedicated app.


> Here are the best ways to merge PDFs on Linux using the command line and through a graphical utility.




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