I’m a data hoarder. And as such I still have email conversations going back to 2003. To not clog up my provider’s disk space and, because I don’t want to donate all these old conversations to Google, I’ve setup my own email archive using dovecot. Early versions ran natively on one of my Raspberry Pis,… Read More »
I usually have a few SMB shares from my NAS mounted on my Raspberry Pis. However, I rarely need to actually use them and scripts only need them once a day (backup). So I figured: Why let the OS bother with keeping those mounts active all day long when there’s a better way? Cue autofs.… Read More »
My private SSH key is ancient. And thus it still was in the “old” RSA format, recognisable by the header: This never was an issue. Everything works fine. Until now. While trying out GitFinder, it just didn’t want to accept my id_rsa file and always came back with “invalid format”. I’ve also made sure to… Read More »
After moving to a new place, I had to put my ADS-B handling Raspberry Pi 2B into a cupboard far from any network connection. So I’ve plugged in a cheap USB WiFi dongle and connected it to my WiFi. However, I don’t know whether it’s the dongle or something specific to the RasPi2’s USB implementation,… Read More »
There are two locations where you can define the button’s location: dconf and gconf. The dconf-method works for most of Gnome Shell and Unity. However, e.g. Chrome is using the “old” gconf-setting. dconf Install and run dconf-editor. Go to org → gnome → desktop → wm → preferences and find the setting button-layout. The default… Read More »
On my hp Spectre x360, the Ins key is only reachable via the Fn key as in Fn+PrtScr. So I wanted to swap both keys. System-wide – so not only in X (using xev). I finally found this which suggested the following procedure:
Steam has the bad habit to not run after upgrades of the Steam software. This is, because it uses its own libc which expects libraries not there in Ubuntu. To fix this, delete the file libstdc++.so.6.0.18 from the following folders: Update October 2016 It seems Steam has a few more bad duplicates to make it… Read More »
To install Puppet on CentOS 7, you can basically follow these instructions. Notes: To permanently switch from WEBrick to Apache, configure systemd like this: Install client agent on RedHat/CentOS
Detect new disk size With virtual machines (VMware at least), you can resize the disk drives without restarting the VM itself. After doing that, you have to get Linux to recognize the new disk drive size. Use one of these (found hereand here) – assuming the modified drive is /dev/sdc: Check the success with fdisk… Read More »
This label printer doesn’t work out of the box under Linux. There are some instructions over atubuntuforums.org, but they’re missing something for the latest Ubuntu Oneiric Ocelot. These instructions should work: