Prefer IPv4 on Ubuntu 16.04 LTS xenial – /etc/gai.conf

New Ubuntu 16.04 LTS Xenial prefers IPv6 connections. In some networks, this breaks software updates. You can easily fix this by making Ubuntu prefer IPv4 connections over IPv6.

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Make Moodle Main Content Full Width – GreaseMonkey User Script

A theme in an installation of Moodle was broken. The content was shown in a keyhole, surrounded by large white sorrow borders. This GreaseMonkey userscript fixes the issue. It overrides some CSS styles on target pages. You can use it … Continue reading

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VirtualBox and Vagrant on Ubuntu 14.04 LTS trusty – Fix for: virtualbox-dkms kernel module failed to build

VirtualBox and Vagrant fail to install on Ubuntu 14.04 LTS. You can fix this by installing them from DEB packages provided by the project.

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txvars – Start X Applications from Long Living Screen Sessions

Do your ‘screen’ sessions last for a week or a month? Do you like to start your X applications from the command line? You might need txvars. This article requires fluency with command line interface.

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Working with Xubuntu project

I’m using Xubuntu, also when teaching in Haaga-Helia. I just met with Pasi Lallinaho, leader of Xubuntu project. Xubuntu is Linux distribution using the XFCE desktop. It’s based on Ubuntu (and Debian), simple, light and fits on a CD. And … Continue reading

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Fix Android Build Problem with main.out.xml and strings.out.xml

When you edit an Android XML file in Eclipse, build fails and main.out.xml is created. Fix it by disabling XSL transformation build and set to always build the last build. Eclipse: Window: Preferences: Run/Debug: Launching: Launch Operation -> Always Launch … Continue reading

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BootLoaderin korjaaminen

Eli kuinka päivittää Windows 7 osio ja säästää Linux? Propellivaroitus: Jos avasit tämän artikkelin vain nähdäksesi, mikä on bootloader, ei ehkä kannata yrittää noudattaa näitä ohjeita. Jos et pyydä IT-palveluilta mitään erityistä, koko koneesi tyhjennetään päivityksen yhteydessä, mutta saat sen … Continue reading

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Cfengine Automatic System Configuration – Writing Your First Script

< ![CDATA[showTocToggle("+","-")]]>Table of Contents Cfengine Automatic System Configuration – Writing Your First Script Install Create config file Create a Sample File Run cftero.conf Troubleshooting Couldn’t Find a Private Key – Use sudo Actionsequence Empty – Type Full Path Syntax Error … Continue reading

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