For security or any other reason, here’s how to disable your laptop’s webcam in Ubuntu 18.04, and also all other current Ubuntu releases.

To disable Webcam temporarily:

You can disable your webcam device easily via modprobe command.

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

sudo modprobe -r uvcvideo

The command removes the module from Linux kernel. Webcam is disabled until you reboot Ubuntu. Just start (or restart) Cheese to check it out:

To permanently disable webcam in Ubuntu:

You can add a rule into configuration file, so your Ubuntu machine never starts the webcam kernel module on boot.

Open terminal and run command to edit the configuration file:

sudo gedit /etc/modprobe.d/blacklist.conf

When the file opens, add two new lines and save it.

#Disable webcam
blacklist uvcvideo

To revert the changes, simply remove the 2 lines, save the file and finally reboot.

Looking to control music from your Sonos devices in Ubuntu? Noson is a fast and smart controller for your SONOS devices that is written with QML/C++.

With Noson app, you can browse your music library and play track or radio on any zones. You can manage grouping zones, queue, and playlists, and fully control the playback.

Install Noson from Ubuntu Software:

The snap package of Noson, universal Linux package format runs in sandbox, is available in Ubuntu Software:

For those who hate Ubuntu Software, run command in terminal (Ctrl+Alt+T) to install Noson snap:

snap install noson

Install Noson in Ubuntu via PPA:

For those who prefer traditional .deb package, Noson is also available in the PPA repository for Ubuntu 18.04, Ubuntu 16.04.

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

sudo add-apt-repository ppa:jlbarriere68/noson-app

type your password (no asterisk feedback while typing) when it prompts and hit Enter to continue.

2. Then check updates and install the software either via Synaptic package manager or by running commands in terminal:

sudo apt-get update

sudo apt-get install noson-app

Once installed, launch the software and it automatically searches for your Sonos devices.

Uninstall:

To remove Noson Sonos controller, run command in terminal:

sudo apt-get remove --autoremove noson-app

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

Handbrake 1.1.1, the first bug-fix release for Handbrake 1.1 series, was released yesterday.

Handbrake 1.1.1 release highlights:

  • Fixed a potential crash in the comb detection filter
  • Fixed a potential crash in the padding filter
  • Fixed decoding certain very high bit rate ultra-high definition sources with extra large packets
  • Fixed last frame in source video missing in output
  • Fixed crash when decoding an empty audio track
  • Updated libraries: libvpx 1.7.0 (VP8/VP9 video encoding), x264 155 r2901 (H.264/AVC video encoding)
  • Fixed issues occurring when running multiple HandBrake instances simultaneously
  • Miscellaneous bug fixes and improvements

How to Install HandBrake 1.1.1 in Ubuntu:

The official HandBrake PPA has built the 1.1.1 release for Ubuntu 18.04, Ubuntu 17.10.

The Ubuntu 16.04 and Ubuntu 14.04 builds are broken at the moment, check the PPA link before getting started.

1. Open terminal either via Ctrl+Alt+T or by searching “terminal” from app launcher. When it opens, run command to add the PPA:

sudo add-apt-repository ppa:stebbins/handbrake-releases

Input your password (no visual feedback while typing due to security reason) when it prompts and hit Enter to continue.

2. Then use Synaptic package manager or run following commands to install the video transcoder:

sudo apt-get update

sudo apt-get install handbrake-gtk handbrake-cli

Note: If you installed the distribution build of HandBrake from Ubuntu Software, you need to remove it before installing the new release from PPA.

Uninstall:

To remove the software, simply run command in terminal:

sudo apt-get remove --autoremove handbrake-gtk handbrake-cli

And launch “Software & Updates -> Other Software” to remove PPAs.

brackets code editor

Adobe Brackets code editor 1.13 was released a few hours ago with some great new features.

Brackets 1.13 release highlights:

  • Manipulate folder structures from within Brackets
  • Open a remotely hosted web-page from within Brackets.
  • Brackets can now be updated with just a few clicks from within the app.

How to Install Brackets 1.13 in Ubuntu:

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

Download Brackets (.deb)

Just grab the .deb that matches your OS tyle, then click install via Gdebi package manager.

Or run command in terminal (Ctrl+Alt+T) to install the downloaded package:

sudo dpkg -i ~/Downloads/Brackets.Release.1.13*.deb; sudo apt-get -f install

CopyQ, an advanced clipboard manager with editing and scripting features, reached the 3.5.0 release a few hours ago.

CopyQ 3.5.0 release highlights:

  • Icon for global shortcuts in Shortcut configuration tab
  • Simpler icons (smaller installation footprint)
  • Faster copying and pasting from the application
  • Faster and simpler invocation for commands run automatically
  • More compact Process Manager dialog
  • Scriptable function select() waits for clipboard to be set
  • Image masks for colorizing icons (“icon-mask” and “icon-busy-mask”)
  • Improved logging and updated icons (Font Awesome 5.0.13)
  • X11: Faster clipboard/selection synchronization
  • And various bug-fixes.

Install Copyq 3.5.0 in Ubuntu:

The software has an official PPA repository that contains the latest packages for Ubuntu 14.04, Ubuntu 16.04, Ubuntu 17.10, Ubuntu 18.04 so far.

1. To add the PPA, open terminal from application launcher and run command:

sudo add-apt-repository ppa:hluk/copyq

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

2. After added the PPA repository, install CopyQ either via Synaptic package manager or by running commands in terminal:

sudo apt-get update

sudo apt-get install copyq

Once installed, start the clipboard manager from application launcher and you’ll see the icon in system tray area.

Uninstall:

To remove the software, either use Synaptic package manager or run command:

sudo apt-get remove --autoremove copyq

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