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This is a technology blog by Matthias Friedrich, a software developer and architect from Karlsruhe, Germany. more ...-
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Tag Archives: ubuntu
Additional Workspaces in Gnome
I use Gnome on Ubuntu 18.04 with static workspaces and switch between them using keyboard shortcuts – for example, ALT+1 takes me to workspace one. Unfortunately, using the graphical settings editor, I was only able to assign keyboard shortcuts to … Continue reading
Detecting Security Upgrades on Ubuntu
In my article on unattended upgrades I described how to set up an Ubuntu system to install security upgrades automatically. This is convenient for small setups, but in an enterprise environment you typically want to perform some QA before applying the … Continue reading
Keeping Your Server Secure With Unattended Upgrades
When operating servers, you’re responsible for keeping them up to date with the latest security fixes. Ubuntu comes with a mechanism that installs updates automatically so you don’t have to worry about it. Obviously, this is meant for personal servers … Continue reading
Installing Oracle’s JDK on Debian/Ubuntu
Due to licensing issues, Linux distributions don’t ship Oracle Java packages anymore. In many cases, that doesn’t matter since you can just use OpenJDK. But if you do need Oracle’s JDK, Debian packages are a bit more convenient than handling … Continue reading
Managing Docker Container Updates
When running a Debian/Ubuntu-based server, it’s relatively easy to figure out whether updates need to be installed. Tools based on apt work very well in this regard and even offer advanced features like unattended updates. Not so with services running … Continue reading
Enabling Hibernate Support in Ubuntu 14.04 LTS
In this article, I’ll show you how to enable hibernate support in Ubuntu 14.04 (“Trusty Tahr”) by making a “Hibernate” menu entry appear in Unity’s global system pulldown menu. The Ubuntu developers disabled this a couple of years ago because … Continue reading
Mirroring an Apt Repository
When setting up a Hadoop cluster using Debian packages, it’s often useful to work with a local mirror. In this article, I’ll walk you through creating an apt mirror for Cloudera’s Hadoop distribution.
Installing Ubuntu 13.04 on my Dell Precision M65
A few days ago I bought a larger and faster disk for my Dell Precision M65 notebook. If it wasn’t for the new disk, I would have never tried the latest Ubuntu (13.04, aka “Raring Ringtail”), because 12.04 worked fine … Continue reading
