Ubuntu 12.10 64bit on the HP ProBook 4720s

With the trusty HP ProBook 4720s refusing to give up it's time to give the new Ubuntu 12.10 a spin. After having tried out the 11 and the 12 series with mixed feelings [1], [2]. Installation Installation of the live CD image on a USB stick was easy and without any problems. The system booted … Continue reading Ubuntu 12.10 64bit on the HP ProBook 4720s →

Reducing power consumption on the HP Probook 4720s and Ubuntu 12.04

As said earlier, Ubuntu 12.04 does a good job with power management on the 4720s. With some manual settings power consumption can be further decreases, albeit not much this time. I wrote this script which takes a parameter: on: enable power management settings off: disable power management settings extra: on + enable extensive power management … Continue reading Reducing power consumption on the HP Probook 4720s and Ubuntu 12.04 →

Ubuntu 12.04 LTS on the HP ProBook 4720s

Update: Ubuntu 12.10 is out; check how it does on the HP Probook 4720s. Canonical releases just a few days ago Ubuntu 12.04, which according to their roadmap [1] will be supported until 2017. If you have been following this blog or even tried out Ubuntu on your 4720s you know that the ride [2] … Continue reading Ubuntu 12.04 LTS on the HP ProBook 4720s →

Installing a local DNS cache on Ubuntu 11.10

A while ago I noticed that Firebug would report 40-100ms DNS lookups for sites that could not possibly not be in the local DNS. When reloading a page that had just been rendered, the same DNS lookup delays would show up over and over. I could not verify whether it's an issue with my ISP … Continue reading Installing a local DNS cache on Ubuntu 11.10 →

Eclipse 3.7, SVNKit, Ubuntu 64bit

Maybe it is my impression, but the combination mentioned in the title just does not work. After a successful synchronization with the repository Eclipse will insist that there are still local changes, but SVN will refuse to commit them. When forcefully committed (overwrite and commit) the repository will claim to have changes which however don't … Continue reading Eclipse 3.7, SVNKit, Ubuntu 64bit →