Category Archives: Mac

How to use OpenVPN over an IP over ICMP tunnel (Hans)

Introduction The very first question may is why to tunnel IP over ICMP at all? Sometimes you may find yourself in a situation where you have network, but no access to the Internet because of annoying restrictions. That f.ex. could be a proxy which requires authentication, a captive portal like in hotels or the ports you need simply are not … Continue reading

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Quick tip: Download all pdf files on a website

After RedHat Enterprise Linux 7 was released this week, which has a bunch of very cool features by the way, I wanted to download all the new documentations as PDF to put them on my iPad. But right-click each of the 30 links and click “save as” definitely wasn’t the way to go. Administrators are lazy guys… URL of the … Continue reading

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Quick tip: Flush OS X Mavericks plist file cache

My finding of the day while I did a clean install on my MacBook Pro: In OS X Mavericks, Apple started to cache plist files, which results in replacing a plist file manually has no effect until the cache is reloaded automatically. If you open the application which uses this plist file to early, it overwrites your copied file with … Continue reading

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Simple Rsync Backup Script

Over the last 10 years i’ve tested and used many different backup solutions for my Linux and Mac machines. I think the very first one i have used regularly¬†was unison. A great tool for bidirectional syncing, but it always had problems with special characters. And, there are many commercial ones out there. The good ones often cost US$¬†40-80. Simply too … Continue reading

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