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Category Archives: linux
Web browsing on a public Wifi network is a security risk as it’s quite simple to capture network traffic. Even if you only connect to SSL-protected sites, people can still find out which web sites you’re accessing. Fortunately, there is … Continue reading
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.
Setting up a Squid forward proxy can be a pretty daunting task since Squid is an extremely flexible piece of software. In this article, I’m going to provide a minimal non-caching, authenticated configuration. I have tested this with Squid 3.1.12 … Continue reading
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
Recently, I have been playing with Kerberos, a popular Single Sign On system (SSO) that is used in many large organizations. My first contact with Kerberos has been at university in a network security course, but that only covered the … Continue reading
I did it again. Upgrade Ubuntu right after a release despite all the problems I had in the past. But this time, after almost four weeks of working with Ubuntu 12.10 on my Asus Eee PC 1000HE, I’m confident that … Continue reading
After upgrading my Eee PC to Ubuntu 12.04 “Precise Pangolin”, I also upgraded my Dell Precision M65 notebook. Like with my Eee PC, in previous versions little worked: Unreliable suspend, no hibernate, no WiFi, and frequent X freezes. This time … Continue reading