So as a sysadmin, you sometimes have to use a remote console like included with Supermicro IPMI cards. It’s basically a small embedded computer within a computer, with its own network connection, and allows you to see the monitor output and use mouse and keyboard as if you were there. So, if a server becomes…
Continue reading →If some of you have unsuccessfully tried to read an article or use my hangout parser today, it was because I have replaced my server by a new one and migrated the data. This caused some downtime. The new server features: Intel Xeon E3-1230 quadcore CPU with 3.2 GHz and HT 16GB DDR3 ECC RAM 4x 1TB…
Continue reading →Forgot to create a swap partition? Here’s how you add a swap file (do this with root privileges):
Continue reading →Sometimes it is useful to access a machine booted with a sysresccd from another computer, for example to be able to open several terminal windows next to each other, or to be able to work from somewhere else (with a laptop on the couch for example ). Assuming the computer in question has a network…
Continue reading →TL;DR: I’ve written a web tool you can use to view and download your Hangouts chat history. Click this link and follow the instructions. Google Hangouts as messaging platform has some advantages over other often used services. On my smartphone, I mainly use WhatsApp and Threema, but both lack other clients so far WhatsApp web can…
Continue reading →Some people may notice that their iPhones start to get a little sluggish or start showing some unexpected behaviour when they’re running them for multiple days or even weeks without a reboot. So I asked myself, is there a way to make the iPhone reboot regularly? Is there some kind of cron daemon?
Continue reading →First get a channel list from your operator/provider. Mine (willy.tel in Hamburg) can be found here and looks like this:
Continue reading →Sometimes, you don’t want a script to run when it is already running. Maybe it is scheduled as a cronjob but the previous run of that cronjob hasn’t finished yet. I usually do some “pre-flight checks” in almost every script I write. And most times, this is one of them.
Continue reading →The problem Finding a good backup software for Windows is quite hard, if not next to impossible. But what makes a backup software good?
Continue reading →Today, I tried to do a ‘sudo port selfupdate’ and ‘sudo port upgrade outdated’. I say ‘tried’ because it failed when it tried to upgrade db46: —> Configuring db46 Error: db46 requires the Java for Mac OS X development headers. Error: Download the Java Developer Package from: <https://connect.apple.com/cgi-bin/WebObjects/MemberSite.woa/wa/getSoftware?bundleID=20719> Error: Target org.macports.configure returned: missing Java headers
Continue reading →