DNS Resolution Weirdness with some Resolvers (Updated)
While updating my DNS debugger at dynamic.estada.ch I noticed that Google did not resolve …
Estada.ch
Rust Engineering, Event-management, and Distributed Systems
Latest posts
Trying rss feeds again with miniflux
After reading the (tech) news for a while I noticed that I spent a lot of …
Store it in Ceph
I gave a talk at Rust Zürisee about how to connect with a ceph cluster directly …
parse_int with clap
When parsing integers from the CLI arguments with clap in a simple main.rs the standard …
How to use shadow.tech on Debian with KDE
TLDR: ~/bin/shadow.tech/ShadowPC.AppImage --trace-warnings --unhandled-rejections = strict --password-store = gnome & Shadow is a remote machine …
Generating a CSP header with a LLM
Today, I asked DeepSeek-R1-Distill-Qwen-32B to fix a Content Security Policy (CSP) header based on a report …
I sold an item to a whale
I sold a legendary Item for Dota 2: Rotten Stache for 26.50€ The buyer payed …
Implement simple anti-aliasing on JavaScript Canvas
Last year I made a little game: Connect Dots Offline I did play a similar game …
When you get emotional !!1
Today I noticed a fun little 1 in the title of google's 404 page: Is it …
Fan continuously spinning in standby on Lenovo X1 Carbon Gen 11
For the past month or so with the latest BIOS-Firmware I noticed that the thinkpad_acpi or …
Why the pigeonhole principle prevents correct AI
The pigeonhole prinicple dictates that if we have seperate boxes or weights for each fact that …
Manually move /bin to /usr/bin after release upgrade
The problem is that do-release-upgrade from Ubuntu 18.04 LTS to Ubuntu 20.04 LTS does …
Debian 12 with KDE or Kubuntu 22.04 LTS Full Disk Encryption with LUKS2 and Windows 11 Dual-Boot
I assume you already have a USB drive with the regular Debian 12 or Kubuntu image …
What is secure by default in docker swarm?
Docker Swarm has many cool features like load-balancing with an overlay network and puts special emphasis …
ÖBB unter Wasser
Heute wurde ein Teil der Bahn-Infrastruktur in Österreich und Bayern überschwemmt. Am Morgen fing es mit …
Continous Integration with Rust and GitLab Self-Hosting
I gave a talk at Rust Linz about how to speedup your CI builds with stable …
Can AI draw train tracks and a station in the mountains?
The big hidden question here is: Do today's LLM's know that trains and tracks are not …
Trigger Plesk Webhook Handler with Curl or Wget and an OAuth2 Token and a private Gitlab Repo
When deploying a small PHP application on a shared hoster that uses plesk, I recommend using …
Artists will be safe, playing with bing AI and DALL-E
Letting computers generate content with linear math and random noise is very cool right now. Let's …
Recordings of the March and April Rust Zürisee meetups
We are looking for speakers and hosts for future events around the lake of Zürich. Join …
Uninstall cups from Ubuntu server VM and gain 137MB of memory
Today, one of the ubuntu 20.04 servers was swapping a crazy amount of RAM to …
Encrypted Filesystem Storage: Master Thesis Video
I am looking for a rust job currently. Please contact me via the social media channels …
Telegram (and some others) have a weird TCP timeout during the TLS handshake over IPv6
For the last two months telegram and some others have showed a weird behaviour: DNS responds …
Optimise sqlite3 1.4 million rows access
I am running a small python3 service that checks some TLS certificates with a systemd timer …
How to secure a hardened, minimal QNAP installation with letsencrypt
There is a simple rule for hardening a system: You can not hack what is not …
Disable qnap App Center auto updates and do them yourself with a schedule
Qnap has decided to enable automatic updates for apps as well. This caused the admin interface …
Proposing a new key recovery algorithm for multiple decryption keys
This is part of my master thesis that I'm about to finish currently. The algorithm I …
i18n with rust at Rust Zürisee 🦀 announcement 2022-12-07
We are back! Register on meetup now! The topic is internationalization i18n with rust, the translation …
XFS fsfreeze bug appears to be fixed in kernel 5.10.x
Over two years ago I discovered a kernel bug #205833 where a close operation on a …
Rust programming language in the high-performance computing environment 🦀 2022-05-06
Michal will present his Bachelor Thesis at D-MATH, ETH Zürich. He compares multiple implementations of a …
UHK keyboard maintenance
I am using the first version of the split keyboard from UHK with the wooden palm …
How to unstuck your Ubuntu Linux kernel updates
Identify that you have this problem checklist This is very important: Applying this fix is a …
How to install cargo-outdated in OSX without homebrew
TLDR: cargo install --force --features vendored-openssl cargo-outdated Developing with Rust on macOS Installing rust with rustup …
Updating minecraft to mitigate log4j - got a new log4j RCE - and how I would go forward
Now, this is not meant to be funny. I read about the log4j debacle on the …
How to upgrade MacOSX Big Sur to Monterey with an encrypted drive
I am trying to upgrade an old laptop with the latest OS from apple. Sadly, the …
Zoom schaltet Werbung -> Wechseln wir zu Jitsi
Zoom will Werbung in der "kostenlosen" Variante schalten. Dass der Service kosten verursacht war klar, bisher …
Unpacking a QEMU qcow2 image on a physical disk
I have an old laptop with a slowish HDD so I did the smart thing and …
Experimenting with the new CO2 Laser Cutter at Coredump
I did my first experiments with the new CNC CO₂ Laser. After finding the right settings …
Salt Box blocks ping and DNS from LAN box
Since yesterday I am having a new "fun" problem in my LAN: Pinging the salt fiber …
Ich war zu Gast beim Akronymisierbar Podcast 🎉
Ich war wieder zu Gast bei Hendrik und Kilian . Viel Spass! 049 - Survivorship Bias Höhrt hier …
Unable to start Inkscape on Windows 10
Today, I wanted to use inkscape on a Windows 10 Pro 2004 machine for a quick …
Blog Bugs - not migrating to Zola (for now)
In the last week I experienced the limits of the pelican blog software . My workflow includes …
CSP report collector
Today, I finished the rollout of the new version of my CSP report collector. It collects …
Geforce NOW error code 0x00000097
There are many error codes, sadly with no official documentation. The 0x00000097 appears to be a …
One Factor Authentication - Rust Hungary
I uploaded the source code to gitlab.com/dns2utf8/one_fa_auth . Enjoy the recording and have a …
Experimenting with rendering a Table of Contents
Today I implemented a feature I was thinking about: A ToC on the top of all …
Unable to start KVM virtual machines with libvirt and AppArmor
Today, I had a weird error. After a reboot without any configuration changes some of the …
Atomic Counters and Cache Lines
I uploaded the slides and the demo code to github. Thank you Rust Meetup Linz for …
How to build a multiplayer game - RustFest Global 2020 Pre-Event
As announced on the rust zürisee meetup : I gave a talk about How to build a …
No password login concept
Passphrases are long and hard to remember. We still need an email address and sometimes also …