Category: complicado

quantum computing and a universe wide wireless communication network faster than the speed of light
12.08.2019

Why is quantum computing important: optimization Update: Google claims to have reached quantum supremacy The tech giant unveiled its x-quantum computer chip Bristlecone in March 2018 (src: cnet) original nasa paper: https://drive.google.com/file/d/19lv8p1fB47z1pEZVlfDXhop082Lc-kdD/view book: https://deepai.org/machine-learning/researcher/eleanor-g-rieffel https://www.amazon.com/Quantum-Computing-Introduction-Engineering-Computation/dp/0262015064 Scott’s Supreme Quantum Supremacy FAQ! […]

retro computing: win95 win98 as virtualbox vm running on linux host
15.06.2019

tested on: Operating System: CentOS Linux 7 (Core) CPE OS Name: cpe:/o:centos:centos:7 Kernel: Linux 4.15.9 Architecture: x86-64 # using vboxmanage –version 5.2.6r120293 ah lovely isn’t it? BSOD Win98 style… errors were NOT the exception, they were THE NORM (and still […]

No more Music on Youtube! – Is article 13 destroying YouTube? – Artikel13 internet freedom sacrificed – result of influence of big establishment media Lobby in the EU – Wird Artikel 13 das internet zerstören? -Einfluss der Lobby großer Medienhäuser in EU deutlich spürbar
16.02.2019

Update: Article13 for North Stream 2 pipeline between Germany and Russia Mrs Reda (one of the last honest politicians out there, used to be in Pirate Party but now even advises to vote against it, because also in the Pirate […]

system logging – log files – rsyslog rsyslogd
12.06.2017

TOS-based systems (Atari ST) used a row of bombs to indicate a critical system error. Number of bombs displayed revealed information about the error. The error (also called an exception) is reported by the Motorola 68000 microprocessor. The very first […]

linux backups – snapshots – exports – volume shadow copy – full incremental – how to backup a online and offline filesystems – trueimage – shadowprotect – bareos – Is it dumb to dump?
15.05.2017

Updates on the topic: https://relax-and-recover.org/ https://dwaves.de/2019/06/30/linux-bash-rsync-how-to-backup-over-internet-script-v1/ backups of a life system under linux – many answers and almost a science of itself. i guess you will have to try a handful of them out to see if they work for […]

linux with and about systemd – startup process and service management – list enabled on boot services – list running services – show service resource usage
02.05.2017

while test running debian linux journald uses almost 100% cpu… “The daemon will implicitly collect numerous metadata fields for each log messages in a secure and unfakeable way. See systemd.journal-fields(7) for more information about the collected metadata.” https://www.freedesktop.org/software/systemd/man/systemd-journald.service.html systemd: Using […]

23.07.2015

if you are using an MBR partition table then it’s stored in the drive MBR, if you are using GPT with BIOS then it’s stored in the drive’s protected MBR if you are using GPT with UEFI then it’s stored […]