Archives For Howtos

Brave web browser is a free and open-source software based on Chromium. It features faster page loading speed, and blocks ads and trackers by default.

Brave has an official apt repository that supports for Ubuntu 16.04, Ubuntu 18.04, Ubuntu 18.10, Linux Mint 18.x, 19.x so far.

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

curl -s https://brave-browser-apt-release.s3.brave.com/brave-core.asc | sudo apt-key add -

Type user password (no asterisks feedback) and hit Enter.

2. Then add the apt repository via command:

sudo sh -c 'echo "deb [arch=amd64] https://brave-browser-apt-release.s3.brave.com `lsb_release -sc` main" >> /etc/apt/sources.list.d/brave.list'

For Linux Mint, replace `lsb_release -sc` in the code with xenial for Mint 18.x, bionic for Mint 19.x.

3. Finally refresh system cache and install the web browser:

sudo apt update

sudo apt install brave-browser brave-keyring

Uninstall:

To remove the Brave web browser, run command in terminal:

sudo apt remove --autoremove brave-browser brave-keyring

And remove the apt repository via Software & Updates -> Other Software:

PyCharm IDE

PyCharm IDE released version 2018.3.1 one day ago with various bug fixes. Here’s how to install it in Ubuntu 16.04 and higher.

PyCharm 2018.3.1 release highlights:

  • A fix for the recently added WSL support in PyCharm 2018.3
  • An issue where PyCharm couldn’t correctly authenticate over SSH using a passphrase-protected private key has been resolved.
  • A few fixes for Docker and Docker Compose
  • Fixes for the embedded terminal
  • Many fixes coming from WebStorm, DataGrip and IntelliJ IDEA

How to Install PyCharm 2018.3.1 in Ubuntu:

Jetbrains offers official Snap package for Linux desktop, which keeps the IDE always up-to-date.

For Ubuntu 18.04 and higher, simply open Ubuntu Software, search for and install pycharm packages:

For Ubuntu 16.04, open terminal (Ctrl+Alt+T) and install snapd daemon via command:

sudo apt install snapd snapd-xdg-open

Then install PyCharm snap package via command:

sudo snap install pycharm-community --classic

In the command replace pycharm-community with pycharm-professional for the professional edition.

Uninstall:

To remove the PyCharm snap package, either use Ubuntu Software or run command in terminal:

sudo snap remove pycharm-professional pycharm-community

Liferea Feed Reader

Liferea (Linux Feed Reader) 1.12.6 was released day. Here’s how to install it in Ubuntu 18.04, Ubuntu 16.04, Ubuntu 18.10.

Liferea 1.12.6 is a new bug-fix release which resolves several usability problems.

  • Add confirmation dialog when adding duplicate subscription
  • Fix that when resuming from sleep feeds were being fetched before Wifi came up
  • Fix Headerbar plugin “Mark All Read” button is not feed-specific
  • Fix scrollbars not always present in the headline area
  • Fix that Next update overrides HTML5 enrichment
  • Fix overly wide label in enclosure preferences dialog
  • Dropped unencrypted warning from auth dialog (not true anymore)
  • Adding translatable tooltips for the headerbar plugin

How to Install Liferea 1.12.6 in Ubuntu:

For Ubuntu 16.04, Ubuntu 18.04, Ubuntu 18.10, and derivatives, the new release packages are available in an unofficial PPA repository.

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:ubuntuhandbook1/apps

Type your password (no asterisks feedback while typing) when it prompts and hit Enter.

2. Then upgrade Liferea via Software Updater utility:

upgrade Liferea via Software Updater

or run commands one by one to install the Linux feed reader:

sudo apt-get update

sudo apt-get install liferea

Finally launch the news reader from your application launcher and enjoy! (Log out and log back if you don’t see the icon).

Uninstall Liferea:

As the PPA also contains many other software packages, you may remove it by launching Software & Updates and navigating to Other Software tab.

If you want to remove the Liferea news reader software, either use your system package manager or run command in terminal:

sudo apt-get remove --autoremove liferea liferea-data

HP Linux Imaging and Printing

HPLIP, HP developed Linux drivers for HP inkjet and laser based printers, released version 3.18.12 a few hours ago with new devices and Linux Distros support.

According to the release note, HPLIP 3.18.12 adds support for 64-bit Ubuntu 18.10 and Debian 9.6.

Also following new devices are supported:

  • HP Tango
  • HP Tango X
  • HP Scanjet Pro 2000 S1

Download / Install HPLIP 3.18.12 in Ubuntu:

To install the software, download the package “hplip-3.18.12.run” from the link below:

HPLIP Download Page

Then open terminal either via Ctrl+Alt+T or search for “terminal” from app launcher. When it opens, run command:

cd ~/Downloads/ && chmod +x hplip-3.18.12.run && ./hplip-3.18.12.run

Type your user password (no asterisks feedback) when it prompts and hit Enter.

Then follow the terminal prompts, answer some questions to build and install HPLIP on your system. When everything is done, plug/re-plug your printers and enjoy!

Gscan2pdf, GTK tool to produce PDF / DjVu from scanned document, released version 2.2.0 recently. Here’s how to install it in Ubuntu 18.10, Ubuntu 18.04, and Ubuntu 16.04.

Gscan2pdf 2.2.0 release highlights according to the changelog:

  • Check validity of device blacklist regex when applying preferences
  • Modify preference “Force new scan job between pages” to only take effect when scanning from flatbed.
  • Fixed crash switching frontend option in Edit/Preferences between libimage-sane-perl and scanimage.
  • Fixed visibility of scan widgets when switching from libimage-sane-perl to scanimage.
  • Collect all warning and error messages in one dialog.
  • Be more tolerant of errors whilst fetching options.
  • Use default text if the title of a group of scan options is empty.
  • Lock panning of image and OCR output views
  • Translation updates.

How to Install gscan2pdf 2.2.0 in Ubuntu:

The official Ubuntu PPA has made the new release packages for Ubuntu 16.04, Ubuntu 18.04, Ubuntu 18.10, and their derivatives.

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

sudo add-apt-repository ppa:jeffreyratcliffe/ppa

Type user password (no asterisks feedback due to security reason) when it prompts and hit Enter.

2. For those who have a previous release installed, upgrade it through Software Updater:

upgrade gscan2pdf

For the first time, you can either install it via Synaptic Package Manager or by running following commands in terminal:

sudo apt-get update

sudo apt-get install gscan2pdf

How to Remove:

To remove gscan2pdf, either use your system package manager or run command:

sudo apt-get remove --autoremove gscan2pdf

And the PPA can be removed via Software & Updates utility, under Other Software tab.