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Tux Machines


today's howtos


Posted by Roy Schestowitz on Dec 20, 2022


Fedora and Red Hat

GStreamer: GStreamer 1.20.5 stable bug fix release



df Command - Check Disk Space in Linux - TecAdmin


↺ df Command - Check Disk Space in Linux - TecAdmin


> Do you use Linux? If so, then you know that it is a powerful operating system with a lot of tools and options to help you manage your system. One of the most useful tools that Linux provides is the df command, which allows you to check your disk space. In this blog, we will take a look at how to use the df command to check your disk space in Linux.



30 Most Commonly Asked Linux Interview Questions


↺ 30 Most Commonly Asked Linux Interview Questions


> If you have already achieved your Linux certification and are looking forward to securing a Linux job, it pays a great deal to prepare for an interview that tests your knowledge of the ins and outs of Linux.


> In this guide, we present to you some of the most commonly asked questions in Linux interviews and answers.



How to Downgrade Flatpak Packages in Linux - It’s FOSS


↺ How to Downgrade Flatpak Packages in Linux - It’s FOSS


> Technically, minor or point release updates are released to solve issues. But things may get worse when some updates break your current workflow.


> Whether a Flatpak package or Snap, everything breaks at some point when there is an issue. Being a sandboxed packaging solution, it may not affect the entire system, but if you encounter a bug that makes your app experience worse, you may regret the update.


> For example, the previous update of Black Box was bundled with certain bugs, and I could not select text! Developers have solved this issue now, but until they did not, I downgraded that specific package to make things work.



How to add Mastodon verification for the Discourse forum


↺ How to add Mastodon verification for the Discourse forum


> Discourse is a free and open-source Internet forum software. Mastodon is also free and open-source software for running self-hosted social networking services such as Twitter. Let us see how to add a Mastodon verification link to your forum. Here is how it looks when verification is done correctly:



How to Find Out Ubuntu Version: 6 Methods


↺ How to Find Out Ubuntu Version: 6 Methods


> A simple guide, showing five methods to find the installed Ubuntu version of your desktop and servers via GUI and CLI methods.


> Usually, if you are well-known about the Ubuntu release cycle, you probably know what Ubuntu desktop or server version you are running in your system. Generally, there are two Ubuntu versions per year and one LTS (long-term support) version every two years.


> Having said that, it’s always a good idea to check what version you are running for development projects and compatibilities. Here’s how to find the Ubuntu version.



“most” is an advanced alternative for the less command


↺ “most” is an advanced alternative for the less command


> The pager programs like more, less, and “most” are often used to fit the output of a particular command that is too big to fit on one screen. So, what is the difference between them?




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