PiDoctor, a free online tool to check Raspberry Pi computers

By Maximilian Batz | 2019-01-10

PiDoctor is a free online tool to check Raspberry Pi computers and display the information in an clear way to users. PiDoctor is part of picockpit.com, a growing collection of tools to support Raspberry Pi single board computer users. Leipzig, January 10, 2019 – pi3g e.K., an approved Reseller of Raspberry Pi computers for Germany,…

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nlplug-findfs documentation

By Maximilian Batz | 2019-01-09

nlplugfs-findfs usage: %s [options] DEVICE options: -a OUTFILE add paths to found apkovls to OUTFILE -b OUTFILE add found boot repositories to OUTFILE -c CRYPTDEVICE run cryptsetup luksOpen when CRYPTDEVICE is found -h show this help -H HEADERDEVICE use HEADERDEVICE as the LUKS header -k CRYPTKEY path to keyfile -m CRYPTNAME use CRYPTNAME name for…

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OfficeTabLoader.Dll Initialization error 4

By Maximilian Batz | 2019-01-09

I’ve bought and installed OfficeTabLoader, as I work A LOT with office documents – don’t know why I didn’t come up with the idea to optimize this before! Anyways, right out of the box I get this Initialization error 4 from OfficeTabLoader.Dll. It turns out that my Antivirus Software (Bitdefender) is the problem: This works…

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Crystal libevent-2.0.so.5: cannot open shared object file

By Maximilian Batz | 2019-01-05

Today I upgraded my Ubuntu to 18.04. Compiling a file with Crystal gives me the following error: stderr:     /root/.cache/crystal/usr-share-crystal-src-ecr-process.cr/macro_run: error while loading shared libraries: libevent-2.0.so.5: cannot open shared object file: No such file or directory The library in question, libevent-2.0.so.5 has been superseded by libevent-2.1.so.6 => /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6 Crystal is of course aware of this…

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Interview with Simon Long of Raspberry Pi about the Raspberry Pi Desktop, UI design, and much more!

By Maximilian Batz | 2019-01-04

Important background information: this interview was done in early July 2018, so some applications to which Simon refers might already be released, etc. Max: This is the interview with Simon Long of the Raspberry Pi Foundation who is mainly responsible for Raspbian the desktop OS. Simon: That’s right. Max: Many applications like VeraCrypt release binaries…

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Crystal & Alpine on the Raspberry Pi

By Maximilian Batz | 2018-12-21

Bringing together two interesting technologies: Alpine Linux – a small-size and security oriented Linux distribution Crystal – a compiled language with a nice syntax (similar to Ruby) on the Raspberry Pi (armhf / ARMv6, which would also support the Pi Zero W) is not possible currently, as of 21.12.2018. There is no (at least no…

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The Crystal programming language and encodings

By Maximilian Batz | 2018-11-24

Recently I found myself struggling with setting up file encodings correctly in the Crystal programming language, this is why I document this here. Crystal defaults to reading and writing files in UTF-8. Sometimes you will encounter files encoded in e.g. the Windows-1252 code page. (This is the western european code page, e.g. used for German…

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Alpine Linux first steps

By Maximilian Batz | 2018-10-24

Here’s a short primer to Alpine Linux, specifically for the Raspberry Pi platform Why Alpine Linux? it’s small it can be installed by copying files on the FAT partition of the SD it can run from RAM, the filesystem will remain read-only (persisting changes is of course possible) this is very good for embedded systems…

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