News, Tutorials, Howtos for Ubuntu Linux
GNOME introduced new core camera app in the release of version 45, which however not adopted as default in Ubuntu 23.10 or Fedora 39.
If you want to try it out, then here’s how to do the trick in Ubuntu 24.04 and/or Ubuntu 23.10, and workaround “No Camera Found” issue.
The new camera app, aka Gnome Snapshot, is written in GTK4 + Libadwaita. Compare to Cheese, it looks more modern and native in current Ubuntu and Fedora Workstation.
Image from gnome.org
This is a step by step beginner’s guide shows how to install the latest version of Nginx web server (either mainline or stable) in Ubuntu 24.04 and Ubuntu 22.04 Desktop or Server.
Nginx is a popular free and open-source web server, that can be also used as reverse proxy, load balancer, mail proxy and HTTP cache.
For a just working version, user can run command sudo apt install nginx-full to install it from Ubuntu system repository, which however is always old.
For the latest version, there are 2 ways to install the web server. Besides building from source, they include Ubuntu PPA and Nginx’s official repository.
Ubuntu 23.04, code-name ‘Lunar Lobster’, will be soon no longer supported!
Ubuntu 23.04 was released on April 20, 2023 with 9-month support circle. And, today January 25, 2024 is the last day it’s officially supported according to the announcement.
Meaning that Ubuntu developer team will no longer publish any security and package updates for users of Ubuntu 23.04. Also, third-party repositories and Ubuntu PPAs will mostly stop updating packages for 23.04.
There are security risks of using end-of-life system, so it’s better to either upgrade to Ubuntu 23.10, which is supported until July 2024, then upgrade to Ubuntu 24.04 (with 5 years support) a few months later.
Or, re-install Ubuntu 22.04 LTS that is supported until 2027, plus 5 years of expanded security maintenance.
To download the latest Ubuntu images, go to ubuntu.com/download.
To upgrade Ubuntu 23.04 to Ubuntu 23.10, either see the official guide or this step by step guide. It’s IMPORTANT to make backup, since upgrade might fail due to various reasons!
Got a CH341a series USB programmer? Here’s a graphical free I2C EEPROM programmer tool for Linux Desktop.
There are a number of programs for Windows, such as CH341Programmer, NEOProgrammer, and ASProgrammer, for working with popular “green” and “black” CH341a devices, but it lacks a graphical interface for Linux.
So, Linux IMSProg was born to provides a graphical interface to read, write, erase and test I2C, SPI and MicroWire EEPROM/Flash chips (24xxx, 25xxx, 93xxx, 95xxx series).
It’s a free open-source tool based on Qt5, that uses QHexEdit2 for hex editor widget and a modified set of the SNANDer programmer libraries.
Mozilla announced new 122.0 release for its free open-source Firefox web browser this Tuesday!
This is a new monthly release that include minor new features. For Debian, Ubuntu, Linux Mint, and their based systems, Firefox now provides official .deb packages through an apt repository.
Meaning now, there are 5 official ways to install Firefox in Ubuntu Linux:
Besides providing .deb package for the Stable release, the apt repository also includes the packages for Beta, Nightly, and Dev versions of the popular web browser.
Continue Reading…
This simple tutorial shows how to easily make your KUbuntu desktop layout to be Ubuntu (GNOME) Style, that includes top-panel, left side-bar, and a full-screen launcher.
KDE Plasma is highly customizable. User can manually add new panel, configure its position, add panel items. But, without struggling with configurations, there’s a theme can automate the process, to make your Plasma Desktop look like Ubuntu with default GNOME desktop.
Guvcview, the free open-source tool for capturing image/video and dynamically controlling UVC camera and webcam devices, released version 2.1.0.
It’s a GTK3 and Qt5 application that provides both graphical interface and command line options to control your webcam or camera.
With it, you can change the brightness, contrast, saturation, hue, white balance (gamma), sharpness, backlight compensation, etc settings for your webcam.
Besides the dynamic control of UVC (USB Video Class) camera/webcam, it also allows to capture video with control of frame rate, filters such as mirror, invert, pieces, blur, etc. Also, capture audio with sample rate, latency, and filters including echo, reverb, fuzz, wahwah, and ducky.
This simple tutorial shows how to install the last Enlightenment desktop 0.26.0 in Ubuntu 22.04, Ubuntu 20.04, and Ubuntu 23.10 via PPA.
Enlightenment announced 0.26.0 release almost a month ago. There’s however no easy way to install it in Ubuntu, besides building from the source.
To make life easier, I’ve built the package into this unofficial PPA. So, you can easily try it out in Ubuntu 20.04, Ubuntu 22.04, and/or Ubuntu 23.10.
Changes in Enlightenment 0.26.0 include:
Looking for an alternative to macOS Dropover utility? Collector is the one for Linux Desktop!
It’s a free and open-source tool to make drag & drop easier. Without having to open side-by-side windows, just paste or drag whatever content into the small app window, stash, gather, and then move all items to destination at once.
This is useful if you have many files to move, but they are saved in different locations. Just drag’n’drop them into Collector, then preview and/or edit them, finally drag’n’drop to destination folder at once.
Wine, the popular software for running Windows applications on Linux, macOS, & BSD, announced new stable 9.0 release few days ago on Tuesday.
Wine 9.0 features WoW 6.0 (Windows 32-bit on Windows 64-bit), which was experimentally supported in last 8.0 release. It allows to run 32-bit Windows applications on a purely 64-bit Unix installation, instead of inside a 32-bit Unix process. However, the features is NOT enabled by default.
The release also includes experimental Wayland graphics driver. Which is also not enabled by default, but already implements many features, such as basic window management, multiple monitors, high-DPI scaling, relative motion events, and Vulkan support.
The 9.0 release added initial support for building Wine for the ARM64EC architecture, for running Windows apps on ARM64 powered devices with native speed.
Other changes in Wine 9.0 include:
