Archives For Howtos

Audacity audio editor reached the 2.2.1 release a few days ago with performance improvements and various bug-fixes.

Audacity 2.2.1 adds ability to change the colorway of the waveforms displayed in your project. The setting is per track and not per project so you can have multiple colorways in the same project.

Other changes in Audacity 2.2.1:

  • File menu called “Save Other” is reverted “Export”
  • Fix crash applying certain chain files
  • Fix MIDI playback timing / synchronisation problems for Linux
  • Fix Quick Play loops fail to start at click position
  • Fix auto-scroll stopped working issue in 2.2.0
  • And various other bug-fixes.

How to Install Audacity 2.2.1 in Ubuntu:

The Audacity team does not offer pre-compiled Linux binaries. Besides building from source, a third-party PPA is available with Audacity 2.2.0 for Ubuntu 16.04, Ubuntu 17.04, Ubuntu 17.10, and Ubuntu 18.04

1. Open terminal via Ctrl+Alt+T or by searching for ‘terminal’ from app launcher. When it opens, run command:

sudo add-apt-repository ppa:ubuntuhandbook1/audacity

Input your password (no visual feedback while typing) when it prompts and hit Enter to add the PPA.

audacity ppa

2. If you have a previous version installed, you can upgrade Audacity via Software Updater after adding the PPA.

upgrade audacity

or run following commands one by one to check updates and install (or upgrade) audacity 2.2:

sudo apt-get update

sudo apt-get install audacity

Uninstall:

To remove the PPA repository, launch Software & Updates utility and navigate to ‘Other Software’ tab.

To remove Audacity audio software, either use system package manager or run command in terminal:

sudo apt-get remove --autoremove audacity audacity-data

Pithos, a native Pandora Radio client for Linux, reached the 1.4.1 release days ago with performance improvements and some bug-fixes.

Changes in Pithos 1.4.1 include:

  • Change default quality to high (mp3)
  • Mark application as DBusActivatable
  • MPRIS: Fix potential unhandled exception
  • Handle keyboards with a dedicated pause key
  • Fix media keys support on GNOME-Shell 3.26+ and MATE
  • Improve behavior on various notification servers

How to Install Pithos 1.4.1 in Ubuntu:

There’s no PPA with the latest Pithos build at the moment. Besides building from source tarball, the easiest way is to install its Flatpak app.

See this how-to install Pithos flatpak app in Ubuntu 16.04 and higher.

TLP is an advanced power management tool for Linux. Here’s how to install the latest 1.0 release in Ubuntu 14.04, Ubuntu 16.04, Ubuntu 17.10, and derivatives via PPA.

TLP is a command line tool with automated background tasks. It comes with a default configuration (/etc/default/tlp) already optimized for battery life, so you may just install and forget it. Nevertheless TLP is highly customizable to fulfil your specific requirements.

How to Install TLP 1.0 in Ubuntu:

While Ubuntu Software only provide an old version, you can always install the latest TLP from its official PPA. So far Ubuntu 14.04, Ubuntu 16.04, Ubuntu 17.04, and Ubuntu 17.10 are supported.

1. Open terminal either via Ctrl+Alt+T shortcuts or by searching for ‘terminal’ from app launcher. When it opens, run command:

sudo add-apt-repository ppa:linrunner/tlp

Input your password (no visual feedback) when it prompts and hit enter

2. If you’ve installed an old version for Ubuntu Software, launch Software Updater to upgrade it.

or simply run following commands one by one to install (or upgrade) TLP:

sudo apt-get update

sudo apt-get install tlp

Once installed, TLP runs silently as background tasks. You may change the default settings by editing /etc/default/tlp, or use command line tools to specify your requirement. Read the full documentation.

Uninstall:

To remove tlp, open terminal and run command:

sudo apt-get remove --autoremove tlp

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

MAME (Multiple Arcade Machine Emulator) reached the 0.192 release. Here’s how to install it via PPA in Ubuntu 17.04, Ubuntu 17.10.

MAME is a free and open source emulator designed to recreate the hardware of arcade game systems in software on modern personal computers and other platforms.

The latest MAME 0.192 was release a few days ago with following changes:

  • Supports Oriental Legend 2 and Knights of Valour 2 New Legend
  • The MCU for Ping Pong King is simulated
  • Flower and Taito’s abstract maze game Marine Date are emulated better.
  • Missing graphics in the Merit Megatouch games fixed.
  • graphical fixes for FM Towns
  • heaps of improvements for the Tatung Einstein
  • No-Slot Clock support for the Apple //e family
  • support for some Brazilian CoCo clones from Prológica and Codimex.
  • The ACI Destiny Prodigy, Mephisto RISC 1MB and Mephisto RISC II chess computers are now working.

How to Install MAME 0.192 in Ubuntu:

There’s an unofficial PPA contains the latest packages for Ubuntu 17.04, and Ubuntu 17.10 so far. Unfortunately, Ubuntu 16.04 build is not updated any more since version 0.189.

1. Open terminal either via Ctrl+Alt+T or by searching for ‘terminal’ form app launcher. When it opens, run command:

sudo add-apt-repository ppa:c.falco/mame

Input your password (no visual feedback) when it prompts and hit Enter to continue adding the PPA.

2. Then upgrade the emulator via Software Updater utility if you have a previous release installed.

or run commands one by one in terminal to install it:

sudo apt-get update

sudo apt-get install mame

Uninstall:

To remove MAME emulator, run following command in terminal:

sudo apt-get remove --autoremove mame

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

Free and open-source video cutting and joining software, Vidcutter 5.0.5, was released a few hours ago.

The new release is mainly for users of the AppImage binary which has been overhauled and tested on Ubuntu 14.04, 15.04 + KDE Neon.

Other changes include:

  • AppImage contains latest nightly binary of FFmpeg so SmartCut will work properly.
  • fixed timeline slider tooltip displaying issue.
  • Removal of Python 3 OpenGL module to allow app to work on Linux distros containing older 3.0.1 versions of the module.

How to Install Vidcutter 5.0.5 in Ubuntu:

For Ubuntu 14.04 users, grab .Appimage from the ‘Downloads’ section in the link below:

Vidcutter on Github

The Appimage is a single file with most run-time and dependency libraries bundled. To run it, do:

  • Right-click and go to its Properties -> Permissions window.
  • Check the box says ‘allow executing file as program’.
  • And right-click and run the Appimage to launch Vidcutter.

For Ubuntu 16.04 and higher users, Vidcutter can be installed via its official PPA.

1. Open terminal either via Ctrl+Alt+T or by searching for ‘terminal’ form app launcher. When it opens, run command:

sudo add-apt-repository ppa:ozmartian/apps

Input your password (no visual feedback while typing) when it prompts and hit Enter.

2. Then install Vidcutter either via your system package manager or run command:

sudo apt-get update; sudo apt-get install vidcutter

Uninstall:

To remove the PPA, open ‘Software & Updates’ utility and navigate to Other Software tab.

To remove the video cutting software, either use your system package manger or run command:

sudo apt-get remove --autoremove vidcutter