Ollie Fritz

Articles in the writing category

1. Getting Kobo sync to work for Calibre Web on TrueNAS

   How to fix the “Download failed” issue for Kobo sync with Calibre Web on TrueNAS

   2026-04-05 by ollie

2. Building a Homebrew AI Cluster from Old Dell XPS Laptops

   Turning discarded office laptops into a DIY compute cluster for AI/ML workloads. It won't beat cloud GPUs, but it's a fun way to learn distributed computing on a budget while giving old hardware a second life.

   2025-08-30 by ollie

3. dlt Merge leading to Memory Overcommit in ClickHouse

   Root cause analysis of the dlt merge strategy leading to a Memory Overcommit error and possible options.

   2025-07-23 by ollie

4. Making a Wi-Fi picture frame with an old monitor

   Using an old monitor and a Raspberry Pi Zero to make a Wi-Fi enabled picture frame

   2024-02-04 by ollie

5. WhatsApp Android Image Scraper

   Automating WhatsApp image scraping via ADB, Python, and OCR

   2023-03-19 by ollie