Catch Ignore is a blog about the latest programming technologies and best practices.https://catch-ignore.vercel.app/en-usAstro v5.18.1https://catch-ignore.vercel.app/images/logomark-with-bg.pnghttps://catch-ignore.vercel.app/https://catch-ignore.vercel.app/blog/building-my-own-homelab-from-docker-containers-to-a-smarter-home/https://catch-ignore.vercel.app/blog/building-my-own-homelab-from-docker-containers-to-a-smarter-home/How I turned a small HP EliteDesk into a self-hosted platform for media, automation, and experimentation, using Debian, Docker, Ansible, and Home Assistant.Fri, 09 Oct 2026 00:00:00 GMTDockerSmart HomeHome AssistantHomelabAnsibleCoen van Kampenhttps://catch-ignore.vercel.app/blog/zero-downtime-database-migrations-in-distributed-systems/https://catch-ignore.vercel.app/blog/zero-downtime-database-migrations-in-distributed-systems/Explore how the expand-contract pattern enables zero-downtime database schema migrations in distributed systems. Based on my master's research, I explain how PostgreSQL, Liquibase, and blue-green deployments can be combined to evolve database schemas without interrupting running applications.Thu, 08 Oct 2026 00:00:00 GMTData & DatabasesPostgresSoftware ArchitectureDistributed SystemsZero DowntimeDatabase MigrationsCoen van Kampenhttps://catch-ignore.vercel.app/blog/consistent-hashing-for-users-in-sharded-databases/https://catch-ignore.vercel.app/blog/consistent-hashing-for-users-in-sharded-databases/Learn how consistent hashing routes users to database shards, why virtual nodes help, and what it takes to move user data safely when the cluster grows.Wed, 30 Sep 2026 00:00:00 GMTArchitectureSQLTypeScriptCoen van Kampen