My home climbing wall reset with LED system
I am presenting my home climbing wall reset with Respberry Pi 5 LED system.
Gordon Lesti – Personal blog
The blog of Gordon Lesti. B.Sc. - Computer Science
Latest posts
Naturefriends trad climbing and environmental education workshop 2025
A short experience report of the Naturefriends trad climbing and environmental education workshop 2025 in bach.
Naturefriends routesetting workshop 2025
A small summary of the Naturefriends routesetting workshop 2025 in Selb.
Drilling holes for the LED system of my home climbing wall
A small post explaining the necessary preparations to drill holes for the LED system of my home climbing wall
A selfmade dynamometer board
A selfmade dynamometer board for a Tindeq.
Loading Tailwind CSS color palette into Inkscape
Explaining how to load the Tailwind CSS color palette into Inkscape.
Light up WS2811 LEDs with a Raspberry Pi 5 via SPI
A step by step guide to control WS2811 leds with a Raspberry Pi 5 via SPI.
Planning my home climbing wall reset with Inkscape
A brief overview of the planning to reset my home climbing wall with Inkscape.
Meal-Prep macronutrients calculator
A small tool to calculate the macronutrients for a meal preparation.
Design a Heroicons like SVG icon with Inkscape
A short tutorial to design a Heroicons like SVG icon with Inkscape.
Selfmade wooden loading pin
A selfmade wooden loading pin or lifting pin for climbing finger strength training.
OscillatorNode example to play beep sounds in JavaScript
A small example using OscillatorNode to play beep sounds in JavaScript without audio files loading.
Selfmade wrist-roller against tennis elbow
A easy selfmade wrist-roller or dowel construction against climbers tennis elbow.
Recalibrate your beastmaker Motherboard
A small tutorial to recalibrate the loadcell of a beastmaker Motherboard.
Grippy Pull Down Test - beastmaker climbing grip strength test
Presenting Grippy Pull Down Test. A beastmaker climbing grip strength test with the Motherboard.
Measuring the beastmaker 1000 hold depth
Exact measuring the beastmaker 1000 hold size or depth.
Interpret a beastmaker Motherboard freehang export with D3
Interpret a beastmaker Motherboard freehang export CSV file with in a D3 diagram.
A beastmaker backboard and training station
A beastmaker backboard and climbing strength training station mounted above a door frame.
Beasty 5a+ - A beastmaker workout slightly harder than Beasty 5a
Beasty 5a+ is a slightly harder beastmaker workout than Beasty 5a.
My home climbing wall upgrade
A post that summarizes the upgrade of my home climbing wall.
Marking routes on a home climbing wall with magnets
How to use magnets for the routesetting on a home climbing wall.
My Beastmaker Motherboard setup
A small post to show my Beastmaker Motherboard setup for hangboard training.
Text to Voice in JavaScript example
A very small example of text to voice with JavaScript, also known as speech synthesis.
JavaScript device orientation tool
A small device orientation tool with JavaScript.
My adjustable home climbing wall
A post describing my adjustable home climbing wall from the construction over the wooden holds.
Constructing a wooden climbing foothold with FreeCAD
A small tutorial to construct a simple wooden climbing foothold with FreeCAD.
Using a TrueType font in LaTeX with XeTeX
A tutorial that shows the usage of TruType fonts in LaTeX with the help of XeTeX.
What are my GPS coordinates?
A small tool that gives you your current GPS coordinates.
Interval timer tool
A small tool with a interval timer clock counter for fitness exercises for example.
Longest common subsequence calculation in PHP with UTF-8 strings
A UTF-8 supporting PHP library to calculate the length of the longest common subsequence of two strings.
Nonsmoking benefit calculator
A small tool that calculates the saved money and not smoked cigarettes to show the benefit of nonsmoking.
Create a list of notified events in Shopware 5
Explains an easy way to create a list of notified events in Shopware.
Creating a handwritten TrueType font in Linux
A small tutorial that shows the creation of a handwritten TrueType font in Linux with FontForge and Inkscape.
Magento Stammtisch Meetup Berlin - February 2018
A short summary of the Magento Stammtisch Meetup Berlin in February 2018.
Insomnia - An Electron based API client
Presenting Insomnia, an Electron based API client application.
Create Kali Linux VirtualBox image
A tutorial to create a Kali Linux VirtualBox image for security checks agains local webservers.
Mathematic expressions in HTML with KaTeX
A small example of KaTeX, a JavaScript library to render mathematic expressions in the browser.
Digitize a VHS tape with FFmpeg and EasyCAP on Linux
How to digitize old VHS tapes with FFmpeg and EasyCAP on Linux.
Custom code highlighting in LaTeX
Small tutorila for LaTeX code highlighting with listings on a Dockerfile example.
Regular expression testing tool
A small tool to check regualr expressions in the browser with JavaScript.
Magento Stammtisch Meetup Berlin - November 2017
A short summary of the Magento Stammtisch Meetup Berlin in November 2017
Fix audio drifts in video records with Kdenlive and FFmpeg
Tutorial to fix audio drifts in recorded video movies with Kdenlive and FFmpeg.
Temporary Apache development web server in a Docker container
A small command to run a temporary development Apache web server in a Docker container.
Create Grunt Docker image
A small Dockerfile for a Grunt Docker image with npm and a usgae explanation.
Create Debian 9 Stretch USB installation flash drive
A tutorial to create a Debian 9 Stretch USB installation flash drive.
What is my IP address? - Tool
A small tool to check what my IP address is. Plus some MaxMind GeoIP informations about the location of the IP.
Magento Stammtisch Meetup Berlin - September 2017
A short review of the Magento Stammtisch Meetup Berlin at September 2017.
A D3 precission and recall diagram example
A example for a D3 precission and recall diagram.
Base64 encoding and decoding tool
A small online tool for Base64 encoding and decoding.
URL encode and decode tool
A small online tool to URL encode and decode strings.