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Archives For November 30, 1999

LaTex Editor TeXstudio 3.0.0 Released [How to Install]

Last updated: August 25, 2020

TeXstudio 3.0.0, an open-source cross-platform LaTex editor, was finally released after some alpha, beta, and rc tests.

According to the changelog, TeXstudio 3.0.0 features:

  • speed up document parsing, should result in faster document load times
  • spell checking is done asynchronously
  • custom verbatim/math env highlighting abandoned for a cwl based approach
  • better dark-mode support
  • qt4 support abandoned

How to get TeXstudio 3.0.0 in Ubuntu Linux:

The new release source code, as well as Windows, Mac OS, and Linux packages are available to download at:

The official PPA also made the new release packages for Ubuntu 16.04, Ubuntu 18.04, Ubuntu 20.04, Linux Mint 19.x, 20, and their derivatives.

1. Open terminal either by pressing Ctrl+Alt+T on keyboard or by searching for ‘terminal’ from software launcher. When it opens, run command:

sudo add-apt-repository ppa:sunderme/texstudio

Type user password (no asterisk feedback) when it asks and hit Enter to add the PPA.

2. If an old version was installed in your system, remove the texstudio-doc, texstudio-l10n (if any) package before upgrading the software:

sudo apt-get remove texstudio-doc texstudio-l10n

3. After adding the PPA, you can either upgrade it via Software Updater:

or run commands in terminal to install or upgrade the software:

sudo apt-get update && sudo apt-get install texstudio

Uninstall:

To remove the LaTeX editor, run command in terminal:

sudo apt-get remove --autoremove texstudio

And go to Software & Updates -> Other Software to remove PPA repositories.

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NVIDIA 450.66 Released with Matrox D1450 D1480 Support

Last updated: August 18, 2020

NVIDIA for Linux driver 450.66 was released today as the latest long lived branch version.

NVIDIA 450.66 fixed triple buffering support of Vulkan X11 swapchains when applications are syncing to vblank.

It also added following GPUs support:

  • EIZO Quadro MED-XN31LP
  • EIZO Quadro MED-XN50LP
  • EIZO Quadro MED-XN51LP
  • EIZO Quadro MED-XN70
  • EIZO Quadro MED-XN71
  • EIZO Quadro MED-XN72
  • EIZO Quadro MED-XN90
  • EIZO Quadro MED-XN91
  • EIZO Quadro MED-XN92
  • Matrox D-Series D1450
  • Matrox D-Series D1480

How to Get Nvidia 450.66 in Ubuntu:

The “Graphics Drivers” team PPA is a reliable source that contains most recent Nvidia packages for Ubuntu. Check the PPA link before getting started as it’s not updated to 450.66 at the moment of writing.

1. To add the PPA, open terminal (Ctrl+Alt+T) and run command:

sudo add-apt-repository ppa:graphics-drivers/ppa

Type user password for sudo prompt (no asterisk feedback) and hit Enter to continue.

2. Then launch Additional Drivers utility, choose Nvidia 450 and apply changes.

Sorry I can’t see these drivers as I don’t have a discrete graphics card in my laptop :(

(Optional) To remove the PPA repository, either go to Software & Updates > Other Software, or run command:

sudo add-apt-repository --remove ppa:graphics-drivers/ppa
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Kdenlive 20.08 Released with New Interface Layouts [Ubuntu PPA]

Last updated: August 17, 2020

Kdenlive, KDE Non-Linear Video Editor, released version 20.08 today with nifty new features, stability and interface improvements.

Kdenlive 20.08 release highlights:

  • New interface layouts.
  • Multiple audio stream support
  • A new cache management interface to maintain / control the size of cached and proxied files as well as backup-ed data.
  • Zoom bars in the Clip Monitor and Effects Panel
  • Some new keyboard shortcuts.
  • Performance boost to audio thumbnail generation as well as JPG image sequence playback
  • And miscellaneous improvements

See the video about the new Kdenlive video editor:

How to Install Kdenlive 20.08 in Ubuntu 20.04:

The software offers single executable Appimage which is available in files.kde.org.

For those prefer native .deb packages, the kdenlive team ppa has built the packages for Ubuntu 20.04 and derivatives.

1.) Open ‘terminal’ from your system application menu, and run command to add the PPA:

sudo add-apt-repository ppa:kdenlive/kdenlive-stable

Type your password when it asks (no asterisk feedback) and hit Enter to continue.

2. ) If an old version of kdenlive was installed, upgrade it via Update Manager:

Or simply run command in terminal to install the video editor:

sudo apt install kdenlive

NOTE for non-KDE users, Kdenlive will be installed along with a large list of KDE libraries.

Uninstall:

To purge the PPA as well as downgrade Kdenlive package, run command in terminal:

sudo apt install ppa-purge && sudo ppa-purge ppa:kdenlive/kdenlive-stable

To remove the PPA only, run command:

sudo add-apt-repository --remove ppa:kdenlive/kdenlive-stable

And to remove Kdenlive, run command:

sudo apt remove --autoremove kdenlive kdenlive-data
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Ubuntu 18.04.5 Released with Linux 5.4 Kernel

Last updated: August 14, 2020

The Ubuntu team announced the release of Ubuntu 18.04.5 and Ubuntu 16.04.7 last night.

While Ubuntu 16.04.7 comes with only security package updates and other fixes, Ubuntu 18.04.5 includes an updated hardware enablement stack from Ubuntu 20.04.

With Linux Kernel 5.4, WiFi should work out-of-the-box in Ubuntu 18.04.5 with RTL8723DE (tests in my HP 246 G6 laptop).

Also users of Ubuntu 16.04 LTS will be offered an automatic upgrade to 18.04.5 via Update Manager.

Get Ubuntu 18.04.5 / Ubuntu 16.04.7

For Ubuntu 18.04.4 and previous, you’ll be automatically update to v18.04.5 after installing all system updates.

If you were updated from the original Ubuntu 18.04, and you never installed the hardware enablement stack, you may run command to get the latest kernel:

sudo apt-get install --install-recommends linux-generic-hwe-18.04

For ISO images, go to releases.ubuntu.com

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GNU Emacs 27.1 Released with Native JSON Parsing Support

Last updated: August 12, 2020

GNU Emacs 27.1 was released after almost one year of development. Here is what’s new and how to install it in Ubuntu.

Emacs 27.1 contains a wide variety of new features, including:

  • Built-in support for arbitrary-size integers
  • Text shaping with HarfBuzz
  • Native support for JSON parsing
  • Better support for Cairo drawing
  • Portable dumping used instead of unexec
  • Support for XDG conventions for init files
  • Additional early-init initialization file
  • Lexical-binding is used by default
  • Built-in support for tab bar and tab-line
  • Support for resizing and rotating of images without ImageMagick

How to Get Emacs 27.1 in Ubuntu:

Emacs is available Snap Store, v27.1 will be available very soon.

To install Emacs Snap, simply search for and install Emacs in Software utility.

Emacs flatpak package has been updated. It’s available to install in flathub repository.

To install Emacs flatpak, open terminal (Ctrl+Alt+T) and run following commands one by one:

sudo apt install flatpak
flatpak remote-add --if-not-exists flathub https://flathub.org/repo/flathub.flatpakrepo
flatpak install flathub org.gnu.emacs
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Scorewriter MuseScore 3.5 Released with Chord Symbol Playback

Last updated: August 9, 2020

MuseScore, free music composition and notation software, released version 3.5 with long list of new features, bug fixes, and other improvements.

MuseScore 3.5 contains one of the most requested features: Chord Symbol Playback. The feature is disabled by default so far. You can enable it by going to Edit > Preferences > Note Input.

Other features in MuseScore 3.5 include:

  • Much improved support for voices to arts feature
  • Dragging the end handles of hairpins and other lines will change their actual durations.
  • Specify whether transposition should prefer flats or sharps in the key signature.
  • Improved tremolo layout, so you need to do a lot less manual adjustments
  • Support “beamed half note” style of minim-based two-note tremolo
  • Support the Orca screenreader on Linux.
  • See release note for details.

Download / Install MuseScore 3.4 in Ubuntu:

Single executable Appimage package is available for download:

Right-click on the Appimage, then go to Properties -> Permissions, check the box ‘Allow executing file as program’. Finally run the Appimage to launch MuseScore 3.5 and enjoy!

Also MuseScore flatpak package has been updated, and you can install it via following commands.

1.) Open terminal and run command to install flatpak framework in Ubuntu:

sudo apt install flatpak

2.) Add the flathub repository which hosts the flatpak package:

flatpak remote-add --if-not-exists flathub https://flathub.org/repo/flathub.flatpakrepo

3.) Finally install MuseScore via command:

flatpak install flathub org.musescore.MuseScore

If an old version of this package installed, update it via command:

flatpak update org.musescore.MuseScore

(Optional) To remove MuseScore flatpak package, run command:

flatpak uninstall org.musescore.MuseScore
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The First Point Release of Ubuntu 20.04 Available to Download

Last updated: August 7, 2020

Ubuntu 20.04.1, the first point release for the LTS, was released. ISO images and upgrade from Ubuntu 18.04 are available.

This point release DO NOT contain updated Kernel and X stack. It contains various bug fixes to installation, upgrade, desktop, server and cloud, and Kernel and hardware support updates. See change summary.

Download / Upgrade to Ubuntu 20.04.1:

The desktop and sever ISO images are available for download at the link below:

For Ubuntu 20.04, simply install regular updates via Software Updater will bring you to Ubuntu 20.04.1.

For Ubuntu 18.04, if you want to upgrade to Ubuntu 20.04, do:

  1. Keep your system up-to-date by installing all system updates via Software Updater.
  2. Restart your computer after installing updates if Software Updater asks.
  3. Launch Software & Updates, select Download from “Main sever”.
  4. Still in Software & Updates, under Updates, choose Notify me of a new Ubuntu version “For any new version”.
  5. Finally launch Software Updater. It will prompt that Ubuntu 20.04 available to upgrade.

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Automatic CPU Speed & Power Optimizer Auto-cpufreq 1.2 Released

Last updated: August 7, 2020

Auto-cpufreq, automatic CPU speed & power optimizer for Linux to improve battery life, released version 1.2 with AMD support.

Different to cpufreq indicator and / or TLP, Auto-cpufreq automatically make “cpufreq” related changes based on active monitoring of laptop’s battery state, CPU usage and system load. Ultimately allowing you to improve battery life without making any compromises.

How to Install Auto-cpufreq in Ubuntu:

Auto-cpufreq is available as Snap package, which can be easily installed from Ubuntu Software:

Don’t like the containerized snap package? You may also download the source tarball which contains an install script:

Extract and go into the source folder, then right-click on blank area and select ‘Open in Terminal’

Finally run the installer via command:

sudo ./auto-cpufreq-installer

How to run Auto-cpufre:

Once installed the tool, you can run it with different flags:

1. Monitor and suggest CPU optimizations by running command:

sudo auto-cpufreq --monitor

2. Run the tool to improve battery life for temporary use (work until reboot):

sudo auto-cpufreq --live

3. Install the daemon so it will work permanently and silently in background.

sudo auto-cpufreq --install

4. Uninstall the daemon to stop the service:

sudo auto-cpufreq --remove

see auto-cpufreq in github

In App Review, News
 

Pinta 1.7 Released! How to Install in Ubuntu 20.04

Last updated: August 6, 2020

Open source painting software Pinta 1.7 was released a few days ago. Here’s how to install it in Ubuntu 20.04 and Ubuntu 18.04.

Pinta 1.7 is the first release in over 5 years. Release highlights include:

  • Added a tab view to switch between images.
  • Rotate / Zoom dialog now supports zooming and panning
  • Added a Smooth Erase tool
  • The Pencil tool can switch between different blend modes.
  • Added support for JASC PaintShop Pro palette files.
  • The transform tools can now rotate in fixed increments by holding Shift.
  • The Move Selected tool can now scale by holding Ctrl.
  • Dragging and dropping a URL (e.g. image from a web browser) to download and open the image
  • Rewritten user guide.
  • See release note for details.

How to Install Pinta 1.7 in Ubuntu:

The Pinta official PPA has made the packages for Ubuntu 18.04, Ubuntu 20.04, Linux Mint 19,x and 20.

1. Open terminal from system application menu, and run command to add the PPA:

sudo add-apt-repository ppa:pinta-maintainers/pinta-stable

Type user password (no asterisk feedback) when it prompts and hit Enter to continue.

2. Then you can upgrade Pinta from an old release via Software Updater (Update Manager):

or run apt command in terminal to install or upgrade the software:

sudo apt update

sudo apt install pinta

Uninstall:

To remove the PPA repository, either use Software & Updates -> Other Software, or run command:

sudo add-apt-repository --remove ppa:pinta-maintainers/pinta-stable

And remove Pinta if you want via command:

sudo apt remove --autoremove pinta
In Howtos, News
 

Vivaldi Web Browser 3.2 Released with Improved Pop-out Video

Last updated: August 5, 2020

Vivaldi web browser 3.2 was released today. The new release added a mute button to the pop-out video (picture-in-picture) mode.

Vivaldi 3.2 release highlights:

  • Add mute button to Picture-in-picture window
  • Option to change Close Tab button position
  • Support Alt+F4 to close Task manager
  • Various improvements to Notes Manager
  • Overall improvements and security fixes.

Download / Install Vivaldi in Ubuntu:

The official Ubuntu .DEB packages are available for download at the link below:

Grab the deb matches your OS type, then install it via either Ubuntu Software or Gdebi package manager. Or run command in terminal:

sudo dpkg -i ~/Downloads/vivaldi-stable_3.2*.deb

You may also add the official Vivaldi apt repository to your system, to be able to receive the browser package updates via Software Updater utility.

Open terminal by either pressing Ctrl+Alt+T on keyboard or searching for terminal from application menu. When it opens, run following commands one by one:

1. Download and install the repository keyring:

wget -qO- https://repo.vivaldi.com/archive/linux_signing_key.pub | sudo apt-key add -

Typer user password when it prompts and hit Enter to continue.

2. Add Vivaldi repository via command:

sudo add-apt-repository 'deb https://repo.vivaldi.com/archive/deb/ stable main'

3. Finally check updates and install the web browser via command:

sudo apt update && sudo apt install vivaldi-stable

Or upgrade from an old version via Software Updater utility.

(Optional): To remove Vivaldi apt repository from you system, launch Software & Updates and navigate to Other Software tab.

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