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Archive for the ‘Education’ Category

openSUSE Education Li-f-e 13.1 x86_64 with UEFI boot support

January 21st, 2014 by

openSUSE Education Li-f-e 13.1 x86_64 with UEFI boot support is now here. Create bootable USB stick using dd_rescue, dd or Imagewriter GUI, select UEFI USB at boot device selection and make sure that GRUB2-EFI is selected under Bootloader in final installation summary screen. Select normal GRUB2 for legacy boot(machines without UEFI boot support).

Li-f-e x86_64 is mostly identical to i686 edition, selection of packages and versions will differ a bit.

Download

Announcing openSUSE Education Li-f-e 13.1

December 17th, 2013 by

Get Li-f-e from here : Direct Download | Torrents | Metalinks | md5sum

openSUSE Education community is proud to bring you an early Christmas and New Year’s present: openSUSE Education Li-f-e. It is based on the recently released openSUSE 13.1 with all the official online updates applied.

We have put together a nice set of tools for everyone including teachers, students, parents and IT administrators.  It covers quite a lot of territory: from chemistry, mathematics to astronomy and Geography. Whether you are into software development or just someone looking for Linux distribution that comes with everything working out of the box, your search ends here.

Edit: We now also have x86_64 version supporting UEFI boot available for download.

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We are the robots

November 26th, 2013 by

‘Welcome to Central Industrial, “We are the future”‘ is a quote from Blade Runner and now we are entering at last to future with anual European Robotics Week. When Blade Runner world is just around the corner it’s time to reveal small Robotics pet project with openSUSE and OpenCV. (more…)

openSUSE and GCC part 5: Make love me do

November 5th, 2013 by

In this point of time if you haven’t any idea what is pkg-config or GCC you should be reading this. Or if you still do please make sure you read about them from these blog posts. ‘Make‘ as a tool doesn’t do anything easier it just hides not-so-easy-part from eyes of public. ‘Make’-tool executes (in default) Makefile-script that should tell how to build your applications step by step. There is no guaranties that it’s easier to understand how it’s build or you to understand that after a while. (more…)

openSUSE and GCC part 4: Pkg-config and what one can do with it

October 28th, 2013 by

When I re-booted my blogging habits with very UN-sexy and technical topic ‘GNU C Compiler and how to make it with openSUSE’. I thought nobody bothers to read these because A) Everyone who reads openSUSE blogs are PRO B) everyone wants to do Javascript, Python or ‘Put your script language here not C. I can tell actually C ain’t that bad you just have to shoot yourself to leg and then learn how to walk again.
Last blog entry was about ‘openSUSE and GCC part 3: RPM devel packages‘ someone (thanks for pointing that out really!) noted that I should fix C-Code example I was stunned! There were someone that really readied blog entry. Okay he/she didn’t say did he/she like it but some one read it.
I have one real reason to this blog-stuff. I hope I have found something like this when I young and I was starting my journey in Linux land. Currently there is so many more people now in populating it and it’s coming up fast. So If you find errors or don’t understand something be welcome to ask or want to know about something specific let me know! Now we get on today’s topic that is ‘pkg-config and what one can do with it’. (more…)

Announcing the release of openSUSE Edu Li-f-e 12.3.1

May 8th, 2013 by

openSUSE Education Team is proud to present Li-f-e (Linux for Education) 12.3-1, this first release is based on openSUSE 12.3 with all the official updates applied. Li-f-e incorporates latest stable versions of all popular desktop environments such as KDE, Gnome and Cinnamon, it includes wide range of softwares catering to the needs of everyone, selection from openSUSE Education repository, multimedia from the Packman repository, development tools, KIWI-LTSP allowing normal PC or diskless thin clients to network boot from a server running Li-f-e and lot more. To summarize, everything you need to make your computer useful is available right out of the box as soon as Li-f-e is installed on it. (more…)

GPIO on Raspberry Pi

March 31st, 2013 by

We have these working openSUSE Factory images for the Raspberry Pi, which is an ARM-based mini-computer, and since I want to encourage my kid to do more with computers than playing games (even if they are open-source), I looked into how GPIOs worked.
For that, you need to find the pin allocation – e.g.
in the elinux GPIO description or
http://www.raspberrypi.org/archives/1417
has a video which has it explained at 03:00

For my test, I wired together pin11 and pin12, which are GPIO17 and GPIO18.
I wanted GPIO17 to receive what is sent by GPIO18.
This is how this looked for me: foto of GPIO17 and 18 wired together

Using it directly from the shell is simple:
echo 17 > /sys/class/gpio/export
echo 18 > /sys/class/gpio/export
echo out > /sys/class/gpio/gpio18/direction
echo 1 > /sys/class/gpio/gpio18/value
watch -n 1 head /sys/class/gpio/gpio*/value

If the wiring and configuration was right, the “watch” will show gpio17/value to become 1 too.
You can then also pull the wire (or insert a physical switch) and see gpio17/value dropping to 0 again, when it is no more receiving the current from the other pin.

If you managed to get this working, you reached level one of hardware-hackery.

Announcing the release of openSUSE Edu Li-f-e 12.2.2

February 6th, 2013 by

Li-f-e just got better. This update follows the release of openSUSE Edu Li-f-e 12.2 way back in September 2012,  is made up of same packages but includes the updates available from official openSUSE and all the additional repositories such as Build Service Education, Packman etc.

Get it from here:Direct Download | Torrents | Metalinks | md5sum

Have a lot of fun…
Your openSUSE Education Team

Run X2go thin-client using kiwi-ltsp

September 27th, 2012 by

Recently, came across x2go packages maintained by Jan Engelhardt for openSUSE and other distributions on open build service. As openSUSE Education Li-f-e has great LTSP integration thanks to KIWI-LTSP, I decided to check out how x2go can fit in with this existing thin-client computing solution.

“x2go is an open (GPL/AGPL) source “server based computing” project. Combining the advantages of existing systems it features ease of use, performance and scalability. x2go provides you with access to your desktop – from within your own network and via the internet. x2go is not limited to particular hardware, it supports a variety of devices and architectures.” -from their website.

Some of the features/benefits of x2go that are not available on LTSP are:

* Remote login from within local lan and internet from any OS
* Session persistence, you can disconnect session from one client and continue where you left off from any other client
* Low bandwidth usage
* Session sharing with other users
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Updates for openSUSE Edu Li-f-e

September 15th, 2012 by

With the release of openSUSE Edu Li-f-e 12.2, we also have new KDE waiting in the official update repository. To resolve a couple of conflicts you will need to add Education:update repository before running yast2 online_update.

Follow these steps:

- Add Education:update repository by using this 1-click install, remain subscribed to the suggested repositories or via command line:
  zypper ar obs://Education:update/openSUSE_12.2 Education:update then run yast2 online-update.
 - select replacement for kioaudiocd
 - select deinstallation of yast2-qt-branding-life
 - Proceed with the update