This week one of the SUSE Linux Expert Day events that are taking place worldwide since september 2014 was hosted at 25hours Hotel Frankfurt by Levi's - a very stylish and fancy location! Agenda The event was planned for 5 hours and consisted of many interesting talks: Keynote - Michael Jores, Regional Director Central …

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This week Red Hat Satellite 5.7 was released. With the ninth update of the 5.x tree many improvements from the Spacewalk development were applied. New web interface The most eye-catching change is the web interface. While this hasn't changed a lot in the last 10 years the most recents developments from Spacewalk 2.1 to …

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Winter time is crafting time! I spent the last couple of days on the Raspberry Pi and PIR sensors (Passive Infrared). Using this sensors it is possible to recognize motions - in combination with GPIO APIs you can create useful applications. The first idea that came in my mind was to monitor my washing machine in the …

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CRUX-ARM is a Linux distro for ARM devices like the Raspberry Pi that follows the KISS philosophy. If you're looking for a minimalistic system you might want to have a look at the construction kit. I'm using CRUX-ARM on one of my Raspberry Pi's. The installation fits on a 1 GB memory card. On the project's wiki there …

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Some applications still require Microsoft fonts under Linux. Some Linux distros dropped those fonts because of license difficulties. Microsoft offers those fonts for free but redistributing them is prohibited by the used license. Debian-based distros offer a package msttcorefonts-installer which downloads and extracts …

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Especially in Microsoft-embossed environments it might be needed to send and receiver mails over Exchange. Some graphical mail clients like Evolution are offering support for this - of course this is not a good solution for servers without graphical user interfaces. DavMail is a Java-based platform-independent software …

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When hard drive sizes are altered the Linux kernel isn't informed about these changes automatically. Rebooting the system is a possible solution - but often no option. Beneath the directory /sys/class/scsi_disk you will find additional files controlling some of the device's function depending on the SCSI id. Using the …

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GitHub is a very comfortable portal to collaborate source coces. The service manages versions using Git - for documentation purposes bugs and wiki contents can be provided. Especially the open-source scene uses the service a lot but for internal, non-public developments it is only partially suitable. Premium users are …

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Hint from january 2015: the bug has been fixed in the meantime. I found out that it is currently (11/01/2014) impossible to run osad (Open Source Architecture Daemon) with SELinux enabled on EL6.6 and EL7 systems. The following error message can be seen while starting the service: 1# service osad restart 2Shutting down …

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Yesterday Red Hat released another update of its Red Hat Enterprise Linux major release 6: 6.6. Like for the minor updates before many optimizations and some "technical previews" were implemented. The changes have been documented well in the release and technical notes: Release notes: …

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