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Free open-source software updates and Linux news

KStars

KStars, an open-source and cross-platform Astronomy Software, has reached 2.7.0 release with speed improvements, better cross-platform support, and Android mobile/tablet support.

KStars provides an accurate graphical simulation of the night sky, from any location on Earth, at any date and time. The display includes up to 100 million stars, 13,000 deep-sky objects,all 8 planets, the Sun and Moon, and thousands of comets, asteroids, supernovae, and satellites. For students and teachers, it supports adjustable simulation speeds in order to view phenomena that happen over long timescales, the KStars Astrocalculator to predict conjunctions, and many common astronomical calculations.

KStars 2.7.0 features:

  • much better experience on embedded devices such as Raspberry PI
  • object internet lookup from online catalogs
  • Ekos GUI improvements, especially on low-resolution displays.
  • guide module rewritten to support multiple external guiders
  • guide drift graphics written, minor improvements to alignment module, significant updates to Focus module.
  • And much more, see the official announcement.

How to install KStars 2.7.0 in Ubuntu 16.04, 16.10:

1. Open terminal (Ctrl+Alt+T) and run command to add the PPA:

sudo add-apt-repository ppa:mutlaqja/ppa

Type in your password when it asks (no visual feedback) and hit Enter.

2. After added the PPA, run commands in terminal to update the index and install the software:

sudo apt update

sudo apt install indi-full kstars-bleeding

3. (Optional) To uninstall KStars, simply run apt command with remove option:

sudo apt remove indi-full kstars-bleeding && sudo apt autoremove

And the PPA can be removed via System Settings -> Software & Updates -> Other Software tab.

HPLIP 3.16.10 Released with Ubuntu 16.10 Support

Last updated: October 28, 2016

HPLIP, HP Linux solution for printing, scanning, and faxing with HP inkjet and laser based printers, has reached the 3.16.10 release with Ubuntu 16.10 and Debian 8.6 support.

Also following new printers are supported in HPLIP 3.16.10:

  • HP officejetPro7740 wide Format All in one
  • HP Office jet 6950 All-in-One printer
  • HP ScanJet Pro 3000 s3 Sheet-feed Scanner
  • HP ScanJet Enterprise Flow 5000 s4 Sheet-feed Scanner
  • HP Scanjet Entrprise Flow 7000 s3 sheetfeed Scanner
  • HP Color LaserJet Pro MFP M277c6

How to Install HPLIP 3.16.10 in Ubuntu:

The project offers the .run binary packages available for download at the link below:

After downloaded the binary, open terminal (Ctrl+Alt+T) and run command:

cd ~/Downloads/ && chmod +x hplip-3.16.10.run && ./hplip-3.16.10.run

The commands navigate to Downloads folder, give executable permission, and finally run the binary.

Follow the terminal prompts and restart your computer when everything’s done.

The Oracle Corporation has announced the release of NetBeans IDE 8.2 today. Here’s how to install it in Ubuntu 16.04.

NetBeans 8.2 features:

  • ECMAScript 6 support
  • experimental ECMAScript 7 support
  • better Node.js support
  • improved Oracle JET support
  • PHP 7 support
  • Docker support
  • a new SQL queries profiling mode
  • some C/C++ enhancements

Install NetBeans 8.2 in Ubuntu:

1. First install Oracle Java via PPA, or install OpenJDK using Ubuntu Software.

2. Download the NetBeans bundles from the link below:

3. Open terminal from Unity Dash, App Launcher, or via Ctrl+Alt+T shortcut key. When it opens run commands:

  • navigate to Downloads folder:
    cd ~/Downloads
  • make the downloaded script executable:
    chmod +x netbeans-8.2-javase-linux.sh
  • finally run the script:
    ./netbeans-8.2-javase-linux.sh

In the commands, change “netbeans-8.2-javase-linux.sh” with the package name you downloaded.

The last command launches the installer wizard, just follow it and enjoy!

To make the things easier, there’s a installer script (no ready for NetBeans 8.2 yet, check the PPA page) that automatically downloads and installs the latest version of Netbeans IDE including the Java SE, Java EE, C/C++, HTML5 & PHP plugins (‘All’ version on oracle’s download page).

To install the script, run commands below one by one:

sudo add-apt-repository ppa:vajdics/netbeans-installer

sudo apt update

sudo apt install netbeans-installer

Final Beta of Ubuntu 16.10 Available for Download

Last updated: September 29, 2017

The final beta of Ubuntu 16.10 Yakkety Yak has been released, features images for Ubuntu Desktop, Server, Cloud, and Kubuntu, Lubuntu, Ubuntu GNOME, Ubuntu Kylin, Ubuntu MATE, and Ubuntu Studio flavors.

Ubuntu 16.10 beta2 ships Linux Kernel 4.8, and its flavors features:

  • Kubuntu 16.10 ships plasma 5.7 and kde applications 15.12
  • LXQt images are postponed until Lubuntu 17.04
  • Ubuntu Gnome 16.10:
    • includes Gnome 3.20
    • Many apps updated to Gnome 3.22 while core system is still at 3.20
    • Most GNOME apps now have a Keyboard Shortcuts popup available in the app menu.
    • LibreOffice 5.2 is included.
    • experimental wayland session
    • new desktop wallpapers.
  • Ubuntu Mate 16.10 ships MATE desktop 1.15.1, the 1.16 release will be available via updates soon.

The final release of Ubuntu 16.10 Yakkety to be released on October 13th, 2016.

Download:

Ubuntu 16.10: cdimage.ubuntu.com/releases/yakkety/

Kubuntu 16.10: cdimage.ubuntu.com/kubuntu/releases/16.10/

Lubuntu 16.10: cdimage.ubuntu.com/lubuntu/releases/16.10/

Ubuntu Gnome 16.10: cdimage.ubuntu.com/ubuntu-gnome/releases/16.10/

Ubuntu Kylin 16.10: cdimage.ubuntu.com/ubuntukylin/releases/16.10/

Ubuntu Mate 16.10: cdimage.ubuntu.com/ubuntu-mate/releases/16.10/

Ubuntu Studio 16.10: cdimage.ubuntu.com/ubuntustudio/releases/16.10/

Ubuntu 16.04 LTS can now be upgraded to Ubuntu 16.10 Beta2 via update-manager with –dev-release option.

via: fridge.ubuntu.com

HPLIP, HP Linux Imaging and Printing, just reached the 3.16.9 release a few hours ago with new printers support.

HPLIP is a free, open-source HP-developed solution for printing, scanning, and faxing with HP inkjet and laser based printers in Linux. While Ubuntu 16.04 offers HPLIP 3.16.3, the latest 3.16.9 has been released with following new printers support:

  • HP OfficeJet Pro 8732M All-in-One Printer
  • HP OfficeJet 8702 All-in-One Printer
  • HP OfficeJet 6960 All-in-One Printer
  • HP PageWide 377dw Multifunction Printer
  • HP PageWide 352dw Printer
  • HP PageWide Managed Color MFP E58650 series
  • HP PageWide Managed Color E55650 series

How to install HPLIP 3.16.9 in Ubuntu:

1. Download the installer (hplip-3.16.9.run) from the link below:

2. Open terminal (Ctrl+Alt+T) and run:

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

Then command navigates to the Downloads folder, give permission to run the installer, and finally start the installer.

3. Follow on screen prompts and restart your computer or re-plug your printer when everything’s done.

Mozilla Firefox browser has now reached the 49 release, features HTML5, Reader Mode, and video performance improvements, and Firefox Hello removement.

Mozilla Firefox 49 release highlights:

  • Removed Firefox Hello
  • Add features to Reader Mode:
    • Controls that allow users to adjust the width and line spacing of text
    • Narrate, which reads the content of a page out loud
  • Improved video performance for users on systems that support SSSE3 without hardware acceleration
  • Added context menu controls to HTML5 audio and video
  • Other Windows, Mac improvements and various security fixes.

How to upgrade to Firefox 49 in Ubuntu:

For all current Ubuntu releases, including Ubuntu 16.04, Ubuntu 14.04, Ubuntu 12.04, and their derivatives. The new firefox release will be made into the official Ubuntu updates & security repositories, check the launchpad page.

At that time, you can easily upgrade Firefox browser using the Software Updater (or Update Manager in Mint) utility:

The first release candidate for the new stable Liferea 1.12 (Linux Feed Reader) has been released. The new series of the open-source news aggregator now switches to WebKit2.

Main changes since Liferea 1.10 series:

  • Switch to Webkit2
  • Support for Do-Not-Track
  • Improved trayicon plugin
  • Support for Reedah and InoReader.
  • Support for categories in TheOldReader
  • Simplified handling of external browsers

In addition, the RC release adds support for downloading content that cannot be displayed by HTML widget (e.g., PDFs), shows new items count in tray icon and minimize to system tray (Gnome Classic) on window close, there are also some bug fixes and translation updates.

How to install Liferea 1.12 rc1 in Ubuntu:

Liferea does not provide pre-compiled Linux binaries, however, there are a few unofficial Ubuntu PPAs contain the most recent Liferea packages. And below is how to install Liferea 1.12 rc1 in Ubuntu 16.04, Ubuntu 14.04, or Linux Mint 17, 18 using my personal PPA:

1. Open terminal (Ctrl+Alt+T) and run command to add PPA:

sudo add-apt-repository ppa:ubuntuhandbook1/apps

Type in password (no visual feedback, so just type in mind and hit Enter) when it asks and hit Enter.

2. Then launch Software Updater and you’ll be able to upgrade Liferea news aggregator after checking for updates:

Or just run command to install or upgrade to Liferea 1.12 rc1:

sudo apt update && sudo apt install liferea

How to Restore:

To downgrade to the stock version of Liferea in Ubuntu main repository, purge the PPA via ppa-purge:

sudo apt install ppa-purge && sudo ppa-purge ppa:ubuntuhandbook1/apps

The default desktop wallpaper for Ubuntu 16.10 Yakkety Yak has been unveiled. PNG-8, PNG-24, and the same for greyscale, along with mobile formatted ones are available for download.

The new desktop wallpaper looks not all that different from the previous releases’ wallpapers:

Ubuntu 16.10 Wallpaper

Ubuntu 16.10 Wallpaper Gray version

Here are the old releases wallpapers:

Ubuntu 16.04 default wallpaper

Ubuntu 15.10 default wallpaper

Ubuntu 15.04 default wallpaper

Download:

All the Ubuntu 16.10 default wallpaper version, provided by Will Cooke, is available for download at Bug #1621413.

The best-looking Linux distro, Elementary OS, has reached the 0.4 release, code name “Loki” and base on Ubuntu 16.04 package system.

The Elementary OS team announced the stable release of Loki last night:


After a little over a year of development, elementary is proud to announce the stable release of elementary OS Loki!

Loki is the newest version of elementary OS, a design-oriented and open source Linux-based operating system for desktops and laptops. It succeeds Freya which was released in April of 2015.

What’s new in Elementary OS Loki:

  • Linux Kernel 4.4 and Ubuntu 16.04 base
  • redesigned indicators change to be dark or light depending on your wallpaper.
  • redesigned audio indicator with more compact set of controls and large icons
  • new network indicator and redesigned network settings, bluetooth indicator
  • A new lid close setting and related behavior
  • Notification center now caches notifications and offers Do Not Disturb toggle
  • use Epiphany as new default web browser.
  • new app store
  • various other improvements, see the release note.

Download Elementary OS Loki at: elementary.io. (pay any dollar amount, or type 0 for free)

By releasing the 23 Beta flash, Adobe announced that it starts supporting NPAPI Flash for Linux again.

Today we are updating the beta channel with Linux NPAPI Flash Player by moving it forward and in sync with the modern release branch (currently version 23). We have done this significant change to improve security and provide additional mitigation to the Linux community.

In the past, we communicated that NPAPI Linux releases would stop in 2017. This is no longer the case and once we have performed sufficient testing and received community feedback, we will release both NPAPI and PPAPI Linux builds with their major version numbers in sync and on a regular basis.

Adobe says it will release both the NPAPI and PPAPI (used in Chrome) versions of Flash Player for Linux. However, the NPAPI version will not support or add any advanced features and capabilities, like DRM, GPU acceleration, Stage 3D, etc.

Users who require this functionality are recommended to use Pepper (PPAPI) Flash for Linux.

Install Adobe Flash 23 Beta for Firefox in Ubuntu:

Flash sucks! But since many websites still use it, we have to use flash to view the content.

So far only 32-bit and 64-bit binaries of the 23 release are available for download at the link below:

For Linux, the binary is just a file called: libflashplayer.so. To use it, do:

1. Install Flash Player 11.2 from Canonical Partners repository:

  • Launch Software & Updates, and enable Canonical Partners repository in Other Software tab. Then close it.

  • Open terminal (Ctrl+Alt+T) and run command to install Adobe-flashplugin:
    sudo apt update; sudo apt install adobe-flashplugin

2. Move the libflashplayer.so file you just downloaded to /usr/lib/adobe-flashplugin/ folder by running the command:

sudo mv ~/Downloads/libflashplayer.so /usr/lib/adobe-flashplugin/

Finally restart Firefox browser and check your flash version: