Toggle Light & Dark Mode for Flatpak Apps in Ubuntu 20.04+ / Linux Mint

Using Flatpak apps in Linux? You may found that Flatpak app appearance does not change when toggling light & dark mode or switching to another app theme. As more and more apps publish Linux packages via Flatpak, I have a few of them installed in my Ubuntu laptop. However, the apps stick to the light… Continue reading Toggle Light & Dark Mode for Flatpak Apps in Ubuntu 20.04+ / Linux Mint

How to Install, Remove, Manage Flatpak Apps in Ubuntu Command Line

This simple tutorial shows how to search for, install, remove, and manager Flatpak apps in Ubuntu Linux. Flatpak is an universal Linux package format developed by an independent community. Like snap, it runs in sandbox and bundles most runtime libraries. Flatpak is supported out-of-the-box in many Linux Distros, e.g., CentOS, Fedora, Linux Mint. And it’s… Continue reading How to Install, Remove, Manage Flatpak Apps in Ubuntu Command Line

How to Install KDE’s Elisa Music Player in Ubuntu 18.04

For those who to install KDE’s Elisa music player, the official flatpak (containerised software package) is available for most Linux desktops including Ubuntu 18.04 and Ubuntu 16.04. Elisa is a music player developed by the KDE community that strives to be simple and nice to use. We also recognize that we need a flexible product… Continue reading How to Install KDE’s Elisa Music Player in Ubuntu 18.04

How to Install the Latest GNU Octave 4.4 in Ubuntu 18.04

This quick tutorial shows you how to install the latest GNU Octave in Ubuntu 18.04 (or Ubuntu 16.04), while the Ubuntu repositories only provide an old version. Since there’s no stable PPA contains the latest Octave packages, Flatpak package is the easiest way to get the numerical computation software running on Ubuntu. Similar to Snap,… Continue reading How to Install the Latest GNU Octave 4.4 in Ubuntu 18.04

How to Install MusicBrainz Picard 1.4.2 in Ubuntu 16.04 via Flatpak

MusicBrainz Picard is an open-source cross-platform music tagger written in Python. While Ubuntu repositories provide an old version of the software, here’s how to install the latest release (Picard 1.4.2 so far) in Ubuntu 16.04, and higher. MusicBrainz Picard has an official Ubuntu PPA repository, however, it’s not been updated for more than a year.… Continue reading How to Install MusicBrainz Picard 1.4.2 in Ubuntu 16.04 via Flatpak