Guides from my own projects
Understand Linux, build your own desktop and use local tools deliberately. Tutorials based on my configurations and projects, with small examples, checkable steps and clear information about your data.
36 topics · Every article in German and English
Start with the complete Gruvnode setup or one component. XMonad uses X11 and Sway uses Wayland; terminal, launcher and notifications complete the desktop.
My easy-going laptop setup: what the X1 installer provisions, why the T480 remains historical and how the desktop components fit together.
Your configuration, no Gruvnode accountRead the articleHaskell need not be a barrier: understand layouts, keybindings and hooks through a short, real configuration.
Your desktop, your local fileRead the articleUnderstand your Wayland desktop: Super and the terminal, two monitors, window rules and a checked configuration reload.
Local file, settings you can inspectRead the articleA clock, volume and a small CPU display: preview your own bar and understand how content differs from styling.
Status displays without a cloud serviceRead the articleRead the small Kitty file from my X1 profile and try fonts, colours and transparency in a separate terminal window.
Local settings for your terminalRead the articleLaunch apps from the keyboard and understand drun, run, Rasi settings and the colours of my Gruvnode launcher.
Choose programs on your own computerRead the articleWhy Kitty needs an X11 compositor for transparency and how to test my small Picom profile one change at a time.
Compose your desktop locallyRead the articleRead my dunstrc and test notification position, colours, urgency and a custom rule for exercise messages.
Display notifications locallyRead the articleAn image logo, borders and useful computer details: understand my Cthulhu setup and start with a small configuration of your own.
Your system overview stays localRead the articleTry fish through small exercises and understand the separate roles of your terminal, login shell and Bash scripts.
Keep your shell settings localRead the articleRead NixOS configuration, select generations, narrow down logs and understand drives. Backups preserve data a configuration switch alone cannot restore.
Read a real system file step by step: understand packages, services and hardware, then check one small change.
Configuration stays on your computerRead the articleUnderstand what a NixOS rollback restores, how boot entries relate to the system profile and why your files need separate backups.
Select retained system versions locallyRead the articleFind the relevant log excerpt instead of thousands of lines: boot, time, service and your own test message explained step by step.
Read selected logs locallyRead the articleSeparate devices, filesystems and mountpoints, then understand my Games/Homelab entries without blindly copying another machine's paths.
Inspect drives and permissions locallyRead the articleWhat saved configuration can restore, and which data, dependencies and recovery steps you still need to include.
Keep backups local deliberatelyRead the articleTry Linux in a VM, connect to a server with SSH and understand Git updates. Gaming and Wine prefixes explain the roles of your game tools.
Understand KVM, QEMU and virt-manager, then try Linux on a virtual disk before changing a physical computer.
Keep the test system on your computerRead the articleConnect to your own server: understand a key pair, passphrase, server verification and a readable worldnode alias example.
Private keys stay on your deviceRead the articleMy worldnode update as a real example: why --ff-only failed and how a rebase preserved the local dashboard change.
Understand the history locally firstRead the articleWhich program does what? Understand the gaming stack and test one change rather than installing every component together.
Use downloads and game accounts deliberatelyRead the articleWhy two games can use different prefixes and how to create a small Wine test environment beside your existing games.
Keep configuration and game environments localRead the articleFrom the WarGames computer to the Moon landing: historical sources, understandable engineering and the stories behind my museum reconstructions.
What computer was used in WarGames? Explore the IMSAI 8080, Intel 8080 instructions, binary switches and my interactive museum reconstruction.
History · engineering · interactive exhibitRead the article →How did Apollo 11's guidance computer work? Understand AGC specifications, DSKY, Luminary 099 and the 1201/1202 alarms, then try my lunar landing model.
History · engineering · interactive exhibitRead the article →DOOM on a Cisco phone, a native kernel and local explainer-video production: learn the foundations through real projects and their documented limits.
From a pixel in memory to a physical phone key: understand the native DOOM port and why a framebuffer is more than an image format.
The documented game runs locallyRead the articleWhat must happen after the bootloader: read BoringKernel's entry point and understand memory, system calls and the path to a desktop.
Begin kernel experiments in QEMURead the articleFrom source material to an understandable video: evidence, storyboards, local narration and FFmpeg in the Source2Reel workflow.
Local production with inspectable sourcesRead the articleConvert images, plan a Linux migration, inspect connections and solve specific driver, audio and file-handling problems.
Choose a suitable image format, resize files and understand transparency, metadata and browser encoding support.
No image uploadRead the articleCheck your applications, games, devices and data before deciding how Linux fits into everyday work.
Your plan stays localRead the articleUnderstand which applications and Windows services open connections. A guide to ETW, DNS correlation and locally saved captures.
Captures stay localRead the articleA clear APT workflow for Debian 12 and 13: install the driver, choose CUDA deliberately and understand kernel headers and Secure Boot.
Debian packages without an extra driver repositoryRead the articleWhen the first sound after a pause disappears: distinguish wake-up delay from continuous latency and test a local keepalive.
Local fix without audio uploadsRead the articleA local interface for deleting files and folders. Understand HDD overwriting, SSD TRIM and how file deletion differs from device sanitization.
Files stay on your deviceRead the articleFrom a first website request to Tor and real password searches: understand data paths, security boundaries and local browser experiments.
Real browser-based recovery for supported encrypted archives and PDFs, with CPU, optional WebGPU/Hybrid and independently verified downloads—no file uploads.
Real recovery · no file uploadRead the guide →Explore real browser password searches with CPU, WebGPU and Hybrid mode. Understand dictionaries, brute force, measured estimates, Argon2id, MFA and passkeys.
Real CPU / WebGPU searches · local onlyRead the article →Follow a website request from URL and DNS to TCP or QUIC, HTTPS, HTTP and rendering. Explore every step in a privacy-friendly, interactive packet journey.
Interactive journey, no network probesRead the article →Understand the darknet, deep web and Tor: onion routing, rendezvous, SecureDrop, Bitcoin and anonymity limits, with an accessible network illustration.
Tor with inspectable connection pathsRead the article →Firsthand technical stories: hosting NEBUVERSE, Nebucoin, Cthulhu’s Linux journey, a real Radeon investigation and the history behind my nickname.
Why I put GoToSocial on Worldnode: Debian 13, SQLite, nginx, WebFinger, relays, measured RAM and a Restic backup tested for recovery.
Real setup · interactive relay mapRead my story →From OS/2 and SGI through Linux Mint and Gentoo to NixOS: original photographs, memories and an interactive timeline.
Interactive Linux timelineRead the article →STALKER 2, Arma 3, Quake RTX and blackscreens: real tests from 112 W to Mesa 26.2.4 with an interactive crash lab.
Crash lab · browser onlyRead the article →From a Moonlander 2 to a Litecoin-based private coin: my 2018–2019 Nebucoin experiment with NOMP, a Qt wallet, staking and an interactive blockchain lab.
Interactive lab · entirely localRead the story →
From my WoW warlock Nebukatneza through KTM and Kdenlive to nebu@cthulhu and NEBUVERSE: the personal story behind my longtime online name.
Read the story