# telematics (blogs) — RSS Amplifier Recent posts from the 1 feeds in the RSS Amplifier directory that cover telematics. Page: Feed: --- ## [ZIP codes are a bad spatial abstraction](https://chollinger.com/blog/2026/07/zip-codes-are-a-bad-spatial-abstraction/) _2026-07-14 · Christian Hollinger_ ZIP codes are delivery routes, not polygons. See how SkaldMaps combines ACS and other sources using ZCTAs, HUD-USPS crosswalks, spatial joins, and DuckDB. ## [Building confidence in geospatial data](https://chollinger.com/blog/2026/06/building-confidence-in-geospatial-data/) _2026-06-09 · Christian Hollinger_ How SkaldMaps generates a confidence score for data attributes that helps you gauge how accurate data is (or isn't). ## [I used my homelab to start an LLC: Meet SkaldMaps](https://chollinger.com/blog/2026/05/skaldmaps-zip-code-research-tool/) _2026-05-25 · Christian Hollinger_ I launched SkaldMaps, a SaaS for exploring and ranking U.S. ZIP codes, based on a previous homelab project. It runs a model on my R740XD. ## [How I run and deploy docker services in my homelab with Komodo and a custom CLI](https://chollinger.com/blog/2025/12/how-i-run-docker-services-and-deployments-with-komodo/) _2025-12-09 · Christian Hollinger_ Alterantive title: I try really hard not to move to Kubernetes. ## [More random home lab things I've recently learned](https://chollinger.com/blog/2025/10/more-homelab-things-ive-recently-learned/) _2025-10-04 · Christian Hollinger_ From my series of "Christian's Home Lab adventures", here's some more things I've recently learned / discovered and figured are worth sharing: NVMe SSDs on a Raspberry PI, ARM64 adventures, more zfs troubles, and some cool tools you should try. ## [New Website & Scala Days 2025 Announcement](https://chollinger.com/blog/2025/06/new-website-scala-days-2025-announcement/) _2025-06-05 · Christian Hollinger_ Some personal updates: My upcoming talk @ Scala Days 2025 in Lausanne, Switzerland, my new website, switching from Hugo, thoughts on the modern web & minimalism, and maintaining ink-free (for the ~2 people using my RSS feed). ## [A Distributed System from scratch, with Scala 3 - Part 3: Job submission, worker scaling, and leader election & consensus with Raft](https://chollinger.com/blog/2025/05/a-distributed-system-from-scratch-with-scala-3-part-3-job-submission-worker-scaling-and-leader-election-consensus-with-raft/) _2025-05-18 · Christian Hollinger_ Upgrades to Bridge Four, the functional, effectful distributed compute system optimized for embarrassingly parallel workloads: Updating Scala, auto-scaling workers, and implementing leader election with Raft (or half of a replicated state machine). ## [My 2025 Homelab Updates: Quadrupling Capacity](https://chollinger.com/blog/2025/01/my-2025-homelab-updates-quadrupling-capacity/) _2025-01-01 · Christian Hollinger_ ...because everybody wants 40 cores, 256GB RAM, and 130TB storage. Some 2025 updates to my homelab, which might or might not be getting out of hand. ## [Why I still self host my servers (and what I've recently learned)](https://chollinger.com/blog/2024/08/why-i-still-self-host-my-servers-and-what-ive-recently-learned/) _2024-08-25 · Christian Hollinger_ A short story on why I still go through the effort of self hosting servers and some things it taught me recently.