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• shorts
  • 24-11
    • Grafana Loki: Update from v2.9.5 to v3.2.1
    • OCSP is dead - long live CRLs
  • 24-10
    • git add changes to specific commit
    • Meta trains AI on 24k H100 GPUs
    • xdg-open
    • Android Reduce Motion (Disable Animations)
  • 24-09
    • Terminal Trove
    • Mistral Pixtral 12B
    • AUTHMSG
    • SWC
  • 24-08
    • galaxy s10 share menu
    • uv 0.3.0 and posting HTTP library
    • Open Source Wearable Necklace
    • You’re probably using the wrong dictionary | Lobsters
    • Random Stuff That I Read
    • generating cool ids in rails | Lobsters
    • PRQL
    • Putting a meaningful dent in your error backlog – Dan Slimmon
    • System Prompts - Anthropic
    • Podman
    • Saving RTSP Video Stream
    • The Monospace Web
    • wseaton/sqloxide: Python bindings for sqlparser-rs
  • 24-06
    • Who owns Caddy?
    • bench-fio
    • Forgejo
• Administration
  • Apache
    • SSL
  • Debootstrapping and Chrooting
    • Prerequisites
    • Debootstrap
    • Mounting and Unmounting
    • Chrooting
    • After Reboot
  • Debian
    • Releases
    • Hostname
    • Git 1.9 on Debian Wheezy
    • Debian Locale
    • Add Another Locale
    • Python 2.6 On Debian Lenny
    • Exim 4 for outgoing Mail
  • Gitolite
  • GRUB
    • How to fix GRUB
  • Multi Boot With Grub 2
  • Logstash
    • Elasticsearch
  • LXC (LinuX Containers)
    • Create
    • Status / Management
    • Run
    • Base Container
  • Munin
  • NetworkManager dnsmasq
    • Debugging
    • Notes
  • Nginx
    • How To Build Nginx on Ubuntu 12.04
    • Installing StartCOM SSL Certificates
    • Disabling SSLv3 against Poodle
    • Links
  • Prometheus
    • Installing Prometheus and Grafana
    • Monitoring Pods in k8s using Prom Helm Chart
  • Puppet on Ubuntu 12.04 LTS
    • Puppet Agent
    • Restarting a Virtual Machine That Is Signed
    • Further Reading
    • Sources
  • Soft Raid 1 on Ubuntu 12.04 with GPT disks
    • Create Partitions
    • Setup RAID1
    • Encrypt RAID device
    • Setup LVM
    • Format File System And Mount
    • Extend
    • Open after Reboot
    • Open multiple devices with one keyfile
    • Share
    • Troubleshooting
  • Saltstack Configuration Management
    • Troubleshooting
  • SSL
    • Let’s Encrypt / Certbot
    • Check a Certificate
    • Self-Signed (for development)
    • Add a new CA to your trusted CAs
    • Remove Passphrase From Cert File
  • SystemD
    • Rants
  • Installing Kubuntu 14.04 on a USB Drive with Debootstrap
    • Your Skills
    • Prerequisites
    • Partitioning
    • Formatting
    • Mounting and Unmounting
    • Debootstrap
    • Chrooting
    • Making It Bootable
    • Troubleshooting
    • Further Reading
  • Installing Xubuntu 20.04 on a USB Drive with Debootstrap
  • Your Skills
  • Prerequisites
  • Partitioning
  • Formatting
    • Tune2fs
    • Check Partitions and get UUIDs
  • Mounting and Unmounting
  • Debootstrap
    • New Hostname
    • Fstab
    • Root UUID
  • Chrooting
    • Configuring the Boot Loader
  • Troubleshooting
    • Warning: The driver descriptor says the physical block size is 2048 bytes, but Linux says it is 512 bytes.
    • Error: /dev/sda: unrecognised disk label
  • VirtualEnv Init.d Scripts the Easy Way
  • VirtualBox
    • First Steps
    • Mounting Shared Folders
    • Block Device to VM
    • Static IP on Linux Host
    • IP Address in /etc/issue
    • Headless Guest
    • Resize Disk
    • Compact Disk
    • vboxmanage Cheat Sheet
    • USB-Stick to Virtual Machine
    • Windows 8 Guest Screen Resolution
    • Xen Partition Image to Virtualbox
    • Troubleshooting
  • Virtualenv Upstart Instead of Init.d Scripts
    • Trac Gunicorn Upstart
  • Connecting to WPA2-Encrypted Networks
    • Hardcore Manual Way
    • Using Debian’s ifup/down
  • WPA2 Without Network Manager
    • Some Hints
• AI
  • News
    • 2024-08-22
    • 2024-09-20
  • AI Resources
    • Summarization
  • Tools
    • llm
• Android
  • adb
  • Remote Control Device with scrcpy
  • Termux
    • SSH
    • Termux API
    • Termux Shortcuts
• Apps
  • Beets
  • dig
  • Etherpad Lite with PostgreSQL
    • Backup and Restore Database
  • Evolution Mail Client
    • Minimize Evolution to System Tray
  • Mutt How To Mirror
  • Open Office Calc
    • Exporting Selection
  • GNU Screen
    • My Favorite Commands
    • Shortcuts in a screen session
  • SSH
    • SSH-Keygen
    • authorized_keys
    • RSA
    • Throwaway
    • Tunneling
    • SOCKS5-Proxy
    • Config
    • Fingerprints
• Basics
  • Django
  • Firefox
    • about:config
  • Keyboard Shortcuts!
    • SSH Host Names
    • Firefox: Custom Search
  • Networking
    • SSH
    • List Open Ports
    • Netstat Lines Explained
    • Lab Setup with NAT, DHCP, DNS
    • iptables
  • Heredocs
    • with variable substitution
    • without variable substitution
    • using another delimiter
    • use any command
  • Bash
    • Heredocs
    • Readline
    • Scripting
    • STDIN
    • String Manipulation
    • Bash Wrapper Scripts
    • .bashrc
    • Sourcing
    • Completion
    • Silence
    • Bash and Python
    • Quoting
    • Absolute Path of Script
    • Check if Shell is Interactive
    • Links
  • Readline
  • Scripting
    • Reacting to Ctrl+c (SIGINT) with trap
    • Looping Directories Containing Whitespace
  • STDIN
    • read STDIN from a file
    • read STDIN from heredoc
    • read STDIN from a line or variable
  • String Manipulation
    • Split String
  • Bash Wrapper Scripts
  • Clojure Notes
    • REPL
    • Evil Macro Stuff
  • HTML
    • Image Maps
• Docker
  • Move Docker Storage Location
  • TTY
  • Caveats
  • Unprivileged User
  • Dafuq?
  • Volumes
• Games
  • Doom 3 BFG Edition
  • FS2 Open
    • Links
  • Jagged Alliance 2 (Stracciatella)
  • Quake 2 on Ubuntu 22.04
    • Cheatsheet
    • Install and Configure Yamagi Quake 2
    • Buy, download, extract
    • Install fixed “Ground Zero” Extension (rogue)
    • Create a launcher and Play
    • Configuration
    • Notes
    • vkquake2
  • InnoExtract
• Home Assistant
  • Administration
    • Configuration
    • Restart
  • Clock
    • Links
  • Home Assistant Custom Card
    • Refresh
  • Custom Entity / State in Home Assistant
    • Create the Entity
    • Get API Key
    • Set State via REST API
    • Set State via Button
    • Sources
    • Next Steps
  • Zigbee Door Window Detector
    • Setup
    • Verify
  • DWD Weather
    • homeassistant-dwd
  • Osram Lightify Reset
  • Pairing
  • Research
    • home assistant keyboard shortcuts
    • home assistant alarm on android
    • quick settings tiles
    • sharing (intents)
    • light group
    • alert that window is open after 10 minutes
  • Timer (Kitchen Timer) - IN PROGRESS
    • Research
    • Play a Sound
    • Create a Timer
  • TimescaleDB
  • Zigbee
    • Link Quality (LQI)
  • Zigbee2MQTT + Homeassistant + Mosquitto in docker-compose.yml
    • Mosquitto
    • Zigbee2MQTT
    • Troubleshooting
• Junk
  • Android Emulator on Ubuntu 12.04
    • Emu Slow
  • Troubleshooting
    • Non-assignable model expression
  • Best Apps Ever
    • Wajig (Package Management)
    • Krusader (File Manager)
    • Yakuake (Quake Style Console)
  • Brother HL-2250DN
  • Bazaar VCS
  • Mounting CD Images
    • ISO Images
    • Bin/Cue
  • Conventions
  • Cryptsetup Single File
    • Create New Volume
    • Mounting
    • Unmounting
  • create a big file containing nothing
  • How to explore (and edit) a MySQL server’s content conveniently in Eclipse.
    • Prerequisites
    • MySQL JDBC Connector
    • SQL Explorer
  • Relay Mail with Exim4
  • ExtJS
  • GRUB
    • GRUB is not installed
    • Sources
  • Funambol
  • Git
    • Bisect
    • Reset Local Master Branch to State of Remote Master
    • Push all branches from one remote to another
    • Log with Author Date
  • Gitlab
  • GPG
    • Importing and Signing
    • Keyservers and OpenKeychain
    • Further Reading
    • ASCII armor
    • GUI Clients
    • SOPS
  • Hashcat
  • Htop or Linux Memory
    • Detailed CPU Time
  • Imagemagick
  • Intel Iris Graphics and VA-API
    • OBS
    • Links
  • Javascript Hacks
    • Clickable images
  • Jiffybox
    • Ubuntu 14.04 x64 Docker Kernel
  • KDE
    • Fix AltGr on a German Keyboard
    • Bash Script on KDE 4
  • Kernel
    • File Handles
  • Kernel Panic
  • Kimai Nginx Install
  • Logstash
  • LVM Notes
    • Clone a Logical Volume
    • Add physical volume
    • Move Volume to Another Server
    • LVM Snapshots for Backups
  • Making Gifs
  • MySQL
    • Create User
    • MySQL on Ramdisk
    • MySQL Workbench Keyring KDE
  • ncdu
  • neatx
    • Server install
    • Client install
    • Pitfalls
  • Netcat
  • NetworkManager
  • Nginx Reverse Proxy
  • Nginx + Socket.io = Secure Websockets via SSL
  • VIM and Kdialog (for now)
    • VIM
    • kdialog
  • Notify
  • Java
  • OpenWRT
    • TP-Link TL-WDR4900 v1
    • UCI
    • Set LAN Subnet to 10.1.1.0/24
    • Set Domain
    • Wildcard Subdomains
    • Upgrade to Chaos Calmer
    • Packages via SSL
    • dnsmasq
    • Prometheus Exporter
  • GNU pass
    • Cheatsheet
    • Further Reading
  • PHP
    • System Exit
  • Prime 95 on Linux
  • Network Management Disabled
  • QBzr Colors for KDE4 Obsidian Coast Theme
  • Raspberry Pi
    • ssh
    • locale
    • hostname
    • user, ssh, sudo, updates, configs
    • updates
    • wifi
    • audio via headphone-jack
    • play something
    • camera
    • Boot from USB (SSD / SATA)
    • Raspberry Pi as Bluetooth Headphone (aka. “audio sink”)
  • Redis
    • Dump and Load
  • Scapy
  • Collaborative Editing
  • Shell Colors (ANSI Escape Codes)
  • Syncing desktop, notebook and server with bzr
  • SMTP
    • Sending with Python
    • Sending with Sendmail
  • Starthilfe geben (Auto)
    • Vorbereitung
    • Verkabelung
    • Laden
    • Entkabeln
    • Danach
  • Notes & Definitionen
  • Quellen
  • Sweet Home 3D
  • Testacular
  • Testbox Setup
  • TUXEDO InfinityBook S 14 - Gen6
    • Konfiguration
    • fio
    • Disable Touchpad While Typing
  • Unix Timestamp Intuition
    • Min & Max Timestamps with 10 Digits
    • Notes
    • Code
  • Capture and Save Webcam Video
  • VMWare
    • Static IP on Linux Host (VMWare, NAT)
  • Custom Windows Keyboard
  • Xmodmap
  • zsnes
  • AWS
  • CouchDB
    • Notes
  • Notes
    • Adding Documents batch style
  • Dbus Introspection on KDE 4
  • Eclipse, Javascript, Python
  • Python
    • From Distutil’s Setup.py to an Installable Egg
  • Readline
  • Du musst nicht von allen gemocht werden
    • Inhalt
    • Mitgenommen
  • Reading
    • Du musst nicht von allen gemocht werden
  • Sphinx Sandbox
    • Link to local file
    • Documenting Javascript
  • Sphinx Cheatsheet
  • Sphinx
    • Sphinx Cheatsheet
    • What?
    • Installation
    • Some resources
  • APIs, GUIs, CLIs, Services
  • Thoughts
    • APIs, GUIs, CLIs, Services
    • Raw Stream
    • Why Ubuntu
  • Raw Stream
  • Why Ubuntu
  • Images
    • Configurable Access Key
    • base.ova
    • salt-${version}.ova
    • New Node “www1”
  • Virtualization
    • Images
    • Vagrant
  • Vagrant
    • Creating and Using a Base Image with Salt Installed
  • Cisco VPN (vpnc) via Network Manager
• PostgreSQL
  • Initial Setup
    • Add User felix with superuser privileges
    • Change Collation
    • Create Database felix
  • Playing with PL/Python
    • Importing modules from anywhere at runtime
    • Multicorn
  • Allow connections via socket and MD5 password
  • Allow User Access as postgres
  • Example database
  • Clean Your Room!
  • Create/Drop User and DB via CLI Tools
  • Text Similarity
  • Minor Version Upgrade
  • Minimal Upsert Example (9.5)
  • Dump and Load Table via copy PSQL command
  • Links
• Python
  • Buildout
    • Resources
  • Celery
    • Logging
  • Did you know?
  • Processes
    • Bash
    • Python
  • Profiling
  • Unicode
    • Notes
  • Ipython
    • Benefits
    • Make IPython aware of virtualenvs
  • New Script Skeleton
  • Packages
  • Logging
• Vim
  • Neovim LLM / AI Tools
    • Robitx/gp.nvim
    • olimorris/codecompanion.nvim
    • yetone/avante.nvim
  • Vim Macros
    • Recording Vim Macros
    • Editing Vim Macros in a Buffer
  • Registers
    • Command Mode
  • Neovim
    • source % equivalent for lua files
    • Show Neovim Variable Value
  • Random Stuff
    • which-key for mini.ai custom textobjects
  • SQL in Neovim
    • Formatting / Language Servers for SQL via Mason
    • Formatting using Sleek
    • Dadbod
  • Neovim Workflows
    • Open Recent File
• Write Buffer to Stdout
  • Wrapping a Python Function in a Vim function
• Fixing Whitespace
• Folding
• ftplugin vs. after/ftplugin

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License

Copyright Felix Hummel

This work is licensed under the Creative Commons Attribution-ShareAlike 4.0 International License. To view a copy of this license, visit http://creativecommons.org/licenses/by-sa/4.0/ or send a letter to Creative Commons, PO Box 1866, Mountain View, CA 94042, USA.