Redenormalisation: Building a search index, the other way
Why unobtanium doesn't go by the textbook when it comes to normalisation in the search index.
slatecave.net
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Latest posts
Caddy JSON log format
How the default JSON access log format of the Caddy webserver is structured
The 39c3 Search Engines Post
I went to 39c3 with one main quest: Search Engines.
The SQLite strict Guide
How to make data validation in SQLite possible, an overview
Modern Web Search: Not Just an Index
Why an index isn't enough for a modern search engine.
Being a Polite Crawler on the Web
What I've learned from running my own web search crawler
A Forgejo-Runner with Podman on Alpine
A guide on how to install a Forgejo-runner using rootless Podman.
Fixing synapse 1.128.0 with SQLite
Synapse 1.128.0 came with a unpleasant surprise, here is how I worked around it
You should read: Outrage Warps Reality
Steffo and Finnley on how mass paranoia and uninformed outrage hurt the Fediverse.
Today I learned: OpenLDAP
Things I wish I knew before starting with OpenLDAP.
Understanding Lua Expressions - Live Posts
Posts I made while trying to understand how lua expressions work.
Interesting Resources for building Search Engines
A collection of links to articles and documentation.
Thunderbird: Use S/MIME Certificates from LDAP
How to get loading public certificates from an LDAP Server to work on Thunderbird.
xdg-settings: Setting a default browser isn't that simple
A dive into how the xdg-settings script works
Acronyms on the Social Internet
A little dictionary for random letter collections one might encounter on the Internet.
Why not use && as a shortcut in shell scripting
Ever seen some shell code that seems double negated, here is why.
Templating Zoo
Stuck with some undocumented templating?
Standards Zoo
Bookmarks for public content of widely used ISO-Standards.
Portable Shell-Scripting
Knowledge for writing portable shell scripts that work across operating system distributions.
Links to Elsewhere - The Slatecave Railstation
Just like a real Railstation this page gets you to a lot places, the only differences are that you don't need a ticket and don't have to wait. Arrivals If you've arrived here from a different site: Welcome to the Slatecave! You can explore this site, when you're done there is a link at the bottom of each page leading back here to the Railstation. You'll find things about Linux, programming,…
Fixing PWM flicker on the Arduino UNO R3
Hooked up an RGB LED to an Arduino and it started to flicker when combining colours? This is how I found the solution.
ATmega328P and the Arduino UNO R3
Pinout of the ATmega328P and how it maps to the Arduino UNO R3.
Group based Permissions using polkit
Access things like NetworkManager based on UNIX groups.
Pretty Atom-Feed Previews with XSLT
Adding some XSLT to my Atom-Feeds to make them behave like Webpages in Browsers
XML XPath
Query elements from XML Documents, on the CLI, in the Browser, everywhere else
Getting your Smartcards and Security Tokens working on Linux
You just bought a popular Security Token to find it not working out of the box on Linux?
SQL Cheatsheet
Some useful reminders for the occasional SQL user.
Git Cheatsheet(s)
Some of my git knowledge and where it came from.
xdg-mime: Mapping Files to Applications taken apart
How the machinery mapping files to applications works on your free desktop
"It just opens files" - xdg-open under the hood
How the logic behind the freedesktop file opener works
Improving an fzf example with null bytes
or: Why good shell scripts are sometimes bad for explaining
Environment Variable Zoo
Environment Variables for Linux you might want to know about.
Fontconfig
Some knowledge that makes your life easier when working with fonts on Linux.
ANSI Escape Sequences
The things that make your Terminal colourful
Unobtanium Search
A stand alone and independent search engine with its own crawler.
Shell Null Termination / Separation
What is null termination, why and how to use it in shell pipelines.
Speech Recognition Frontends
Projects making use of speech recognition
Scanning, OCR and PDF
A cheatsheet for scanning and and OCRing documents on Linux with sane and tesseract
Slatectx: Adding some context to the desktop
Most workflows today are app-centric, this is my attempt at trying something different
What is NAT and why you don't want it
What is Network Address Translation, how does it work and why you don't want it.
Building an animated <details> element
Trying to build an accessible accordion element for reasons
IP-Address Ranges
Overview of reserved IP-Address ranges for IPv4 and IPv6
echoip.slatecave.net
A web-service for looking up IPs and domain names
Serial Port Troubleshooting on Linux
How to find out why your serial Port isn't working
arduino-cli
Some arduino-cli common patterns and tricks
Resistor Value Table
For when those Rings don't make sense again.
FFTFM
A fuzzyfinder script that can search for manpages and RFCs
Podcasts
A list of podcasts I listen to and can recommend
Webdirectories
A collection of link collections I consider worth sharing
ASCII Table
A simple, plain ASCII-Table