Krita

Open-source painting software Krita 4.2.9 was released as the latest stable version a day ago. Here’s how to install it in Ubuntu 18.04, Ubuntu 19.10, and Ubuntu 20.04.

Krita 4.2.9 is “really stable after all the testing it had during the beta period”.

  • Improved the brush outline, it’s no longer flickers when hover over the canvas
  • add “Airbrush” and “Airbrush Rate” to the Color Smudge brush
  • add “Split Layer into Selection Mask” feature
  • Increase the limit in Layer Offset to 100k
  • Fix transparency checkers looked white on HDR display
  • And tons of other bug-fixes. See release note for details.

How to Install Krita 4.2.9 in Ubuntu:

The Krita Lime PPA has built the packages for Ubuntu 18.04, Ubuntu 19.10, and Ubuntu 20.04.

1. Open terminal either by pressing Ctrl+Alt+T on keyboard or by searching for ‘terminal’ from application menu. When it opens, run command to add the PPA:

sudo add-apt-repository ppa:kritalime/ppa

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

2. Then upgrade Krita via Software Updater:

upgrade krita

or run command one by one in terminal to install or upgrade the painting software:

sudo apt update

sudo apt install krita

Uninstall:

To remove the PPA, launch Software & Updates and navigate to Other Software tab.

To remove Krita, run command:

sudo apt remove --autoremove krita krita-*

qBittorrent

qBittorrent torrent client 4.2.2 was released a few days ago. Here’s how to install it in Ubuntu 18.04, Ubuntu 19.04, and Ubuntu 19.10.

qBittorrent 4.2.2 comes with new features, web UI improvements, and various bug-fixes. And python2 support is removed in the search function.

Changes in the new release include:

  • Allow transfer list text color changes through QSS.
  • Option to show console when external program is run.
  • Change the defaults of some settings.
  • Refactored Transfer List code to allow theming.
  • Reorganize UI theme selection.
  • Show any multiple connections from the same IP in peer list.
  • Add stalled filters to GUI and Web API/UI.
  • Use IP geolocation database by DB-IP instead of MaxMind.
  • Allow to save downloaded metadata as torrent file.
  • Allow single app instance per configuration.
  • Option to start qBittorrent on Windows start up.

How to Install qBittorrent 4.2.2 in Ubuntu:

The official qBittorrent PPA has built the new release packages for Ubuntu 18.04, Ubuntu 19.04, and Ubuntu 19.10.

1. To add the PPA, open terminal by either pressing Ctrl+Alt+T on keyboard or searching for “Terminal” from application menu. When it opens, run command:

sudo add-apt-repository ppa:qbittorrent-team/qbittorrent-stable

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

2. If an old version was installed on your system, upgrade it via Software Updater,

upgrade qBittorrent

or run following commands to install /upgrade qBittorrent in terminal:

sudo apt update

sudo apt install qbittorrent

Uninstall:

To remove qBittorrent PPA, either go to Software & Updates -> Other Software, or run command in terminal:

sudo add-apt-repository --remove ppa:qbittorrent-team/qbittorrent-stable

To remove the bittorrent client, either use your system package manager or run command:

sudo apt-get remove --autoremove qbittorrent

Code Blocks IDE

Code::Blocks, open-source C, C++, and Fortran IDE, released version 20.03 a few days ago. Here’s how to install it in Ubuntu 16.04, Ubuntu 18.04, Ubuntu 19.10, and derivatives.

Code::Blocks 20.03 was available for a few days, though it’s not officially announced in its website. The Code::Blocks Developers Team PPA has made the packages for all current Ubuntu releases.

To install the new IDE version, open terminal either by pressing Ctrl+Alt+T on keyboard or by searching for ‘terminal’ from application menu. When it opens, do following steps one by one.

1.) Run command to add the PPA repository:

sudo add-apt-repository ppa:codeblocks-devs/release

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

2.) If an old version was installed on your system, upgrade it via Software Updater:

or run commands one by one in terminal to install the IDE:

sudo apt update

sudo apt install codeblocks codeblocks-contrib

Once installed, launch it from your system application menu and enjoy!

Uninstall Code::Blocks

To remove the PPA repository, either go to Software & Updates -> Other Software, or run command in terminal:

sudo add-apt-repository --remove ppa:codeblocks-devs/release

And remove Code::Blocks if you want via command:

sudo apt remove --autoremove codeblocks codeblocks-contrib

MythTV, open source software digital video recorder (DVR), released new stable version 31 a day ago. Here’s how to install it in Ubuntu 18.04, Ubuntu 19.10.

MythTV 31 comes with significant changes to video decoding and playback, python3 support, greatly improved channel scanning, and support for the DataDirect guide service from Schedules Direct has been removed. For details, see the release note.

How to Install MythTV 31 in Ubuntu:

Mythbuntu Team PPA has made the new release packages for Ubuntu 18.04, Ubuntu 19.10, and Ubuntu 20.04.

1.) Open terminal either by pressing Ctrl+Alt+T on keyboard or by searching for ‘terminal’ from application menu. When it opens, run command to add the PPA:

sudo add-apt-repository ppa:mythbuntu/31

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

2.) Then either upgrade the software from an installed version via Software Updater:

or install it by running commands in terminal:

sudo apt update

sudo apt install mythtv

Uninstall:

To remove the PPA repository, open terminal and run command:

sudo add-apt-repository --remove ppa:mythbuntu/31

And remove the digital video recorder via command:

sudo apt remove --autoremove mythtv

wifi hotspot

Looking for a wireless network manager? Wavemon is a command line ncurses-based wireless network monitoring application for Linux.

Wavemon displays live signal and noise levels, packet statistics, device configuration and network parameters of your wireless network hardware. It should work with all devices supported by the Linux kernel.

Wavemon is available in Ubuntu universe repositories. Simply open terminal (Ctrl+Alt+T) and run command to install it:

sudo apt install wavemon

Then run wavecom to start the monitor. For more information run man wavemon.

While the software packages in Ubuntu repositories are always old. You can get the latest release from the link below:

Wavemon in Github