https://spaghetti-code.net/en/posts/ Recent content in Articles on Spaghetti Code 🍝 https://spaghetti-code.net/images/og-default.png https://spaghetti-code.net/images/og-default.png Hugo -- 0.160.0 en Wed, 23 Sep 2026 00:00:00 +0000 https://spaghetti-code.net/en/posts/github-actions/cache-dependencies-github-actions/ Wed, 23 Sep 2026 00:00:00 +0000 https://spaghetti-code.net/en/posts/github-actions/cache-dependencies-github-actions/ How actions/cache and setup-node's built-in cache option cut GitHub Actions run time: cache keys, restore-keys fallbacks, and what breaks in matrix builds. https://spaghetti-code.net/en/posts/git/git-bisect/ Tue, 22 Sep 2026 00:00:00 +0000 https://spaghetti-code.net/en/posts/git/git-bisect/ Git bisect narrows hundreds of commits down to the one that broke your code with a binary search, in a handful of tests instead of a manual git log crawl. https://spaghetti-code.net/en/posts/cloud/what-is-dns/ Mon, 21 Sep 2026 00:00:00 +0000 https://spaghetti-code.net/en/posts/cloud/what-is-dns/ How DNS turns a domain into an IP address: the resolver hierarchy, the record types you'll actually use, dig commands, and why propagation is just caching. https://spaghetti-code.net/en/posts/networking/what-is-tls/ Sun, 20 Sep 2026 00:00:00 +0000 https://spaghetti-code.net/en/posts/networking/what-is-tls/ How TLS turns a plain connection into HTTPS: the handshake, certificates and the chain of trust, and the commands to inspect, generate, and renew one. https://spaghetti-code.net/en/posts/llm/run-local-llm-with-ollama/ Sat, 19 Sep 2026 00:00:00 +0000 https://spaghetti-code.net/en/posts/llm/run-local-llm-with-ollama/ Ollama runs open models like Llama and Gemma on your own hardware, no API key or monthly bill required. Install it, pull a model, and call its local REST API. https://spaghetti-code.net/en/posts/backend/what-is-a-message-queue/ Fri, 18 Sep 2026 00:00:00 +0000 https://spaghetti-code.net/en/posts/backend/what-is-a-message-queue/ How message queues decouple producers from consumers, running RabbitMQ in Docker, a real producer/consumer example, and when a queue is the wrong tool. https://spaghetti-code.net/en/posts/terraform/what-is-terraform/ Thu, 17 Sep 2026 00:00:00 +0000 https://spaghetti-code.net/en/posts/terraform/what-is-terraform/ Terraform lets you define servers, networks, and DNS records in code instead of clicking through a cloud console. How the plan-apply workflow and state work. https://spaghetti-code.net/en/posts/cloud/what-is-a-cdn/ Wed, 16 Sep 2026 00:00:00 +0000 https://spaghetti-code.net/en/posts/cloud/what-is-a-cdn/ How a CDN caches content on edge servers near your users, how DNS and anycast routing pick which PoP answers, and how Cache-Control decides what is cached. https://spaghetti-code.net/en/posts/backend/redis-caching/ Tue, 15 Sep 2026 00:00:00 +0000 https://spaghetti-code.net/en/posts/backend/redis-caching/ How Redis caching works, the cache-aside pattern, running Redis in Docker, TTLs and eviction policies, and when caching creates more problems than it fixes. https://spaghetti-code.net/en/posts/networking/what-is-a-reverse-proxy/ Mon, 14 Sep 2026 00:00:00 +0000 https://spaghetti-code.net/en/posts/networking/what-is-a-reverse-proxy/ How a reverse proxy routes requests to the right backend, how it differs from a forward proxy and a load balancer, and how to configure one with Nginx. https://spaghetti-code.net/en/posts/git/git-rebase-vs-merge/ Sun, 13 Sep 2026 00:00:00 +0000 https://spaghetti-code.net/en/posts/git/git-rebase-vs-merge/ Git merge and rebase both combine branches, but one preserves history and the other rewrites it. What each does to your commit graph, and when to use which. https://spaghetti-code.net/en/posts/llm/what-is-rag/ Sat, 12 Sep 2026 00:00:00 +0000 https://spaghetti-code.net/en/posts/llm/what-is-rag/ RAG connects a language model to your own data at query time: the chunk-embed-retrieve loop, when it beats fine-tuning, and where it breaks in production. https://spaghetti-code.net/en/posts/github-actions/build-and-push-docker-image-github-actions/ Fri, 11 Sep 2026 00:00:00 +0000 https://spaghetti-code.net/en/posts/github-actions/build-and-push-docker-image-github-actions/ A GitHub Actions workflow that builds a Docker image, tags it from the git ref with docker/metadata-action, and pushes it to GHCR with layer caching enabled. https://spaghetti-code.net/en/posts/kubernetes/kubernetes-pod-vs-deployment/ Thu, 10 Sep 2026 00:00:00 +0000 https://spaghetti-code.net/en/posts/kubernetes/kubernetes-pod-vs-deployment/ A Pod runs one instance of your app; a Kubernetes Deployment manages a ReplicaSet of Pods, with rollouts and self-healing built in. See the chain with kubectl. https://spaghetti-code.net/en/posts/docker/docker-environment-variables-secrets/ Wed, 09 Sep 2026 00:00:00 +0000 https://spaghetti-code.net/en/posts/docker/docker-environment-variables-secrets/ How to pass environment variables into a Docker container with -e, --env-file, and Compose, why they are the wrong place for secrets, and what to mount instead. https://spaghetti-code.net/en/posts/docker/reduce-docker-image-size/ Tue, 08 Sep 2026 00:00:00 +0000 https://spaghetti-code.net/en/posts/docker/reduce-docker-image-size/ Why a 300 KB app ships as a 1 GB image, and how to reduce Docker image size: choosing a base, keeping caches out of layers, and measuring with dive in CI. https://spaghetti-code.net/en/posts/docker/dockerfile-best-practices/ Mon, 07 Sep 2026 00:00:00 +0000 https://spaghetti-code.net/en/posts/docker/dockerfile-best-practices/ Dockerfile best practices that cut build time and image size: layer ordering, multi-stage builds, .dockerignore, pinned tags, and running as non-root. https://spaghetti-code.net/en/posts/docker/what-is-a-docker-network/ Sun, 06 Sep 2026 00:00:00 +0000 https://spaghetti-code.net/en/posts/docker/what-is-a-docker-network/ How Docker networking works: default vs user-defined bridge, host and overlay drivers, container-to-container DNS, and the commands to inspect and debug it. https://spaghetti-code.net/en/posts/docker/what-is-docker-compose/ Sun, 06 Sep 2026 00:00:00 +0000 https://spaghetti-code.net/en/posts/docker/what-is-docker-compose/ Docker Compose runs a multi-container app from one file. What the compose file describes, the everyday commands, Compose v2 vs docker-compose, and its limits. https://spaghetti-code.net/en/posts/docker/docker-vs-podman-differences/ Sat, 31 Jan 2026 00:00:00 +0000 https://spaghetti-code.net/en/posts/docker/docker-vs-podman-differences/ The real differences between Docker and Podman - daemon, root, Compose - the trade-offs of each, and which one to pick for your setup. https://spaghetti-code.net/en/posts/docker/what-is-a-docker-volume/ Sat, 31 Jan 2026 00:00:00 +0000 https://spaghetti-code.net/en/posts/docker/what-is-a-docker-volume/ What a Docker volume is, why data in a container disappears without one, and how to create, inspect, back up and share volumes, with copy-paste examples. https://spaghetti-code.net/en/posts/docker/what-is-docker-and-what-is-it-used-for/ Sat, 31 Jan 2026 00:00:00 +0000 https://spaghetti-code.net/en/posts/docker/what-is-docker-and-what-is-it-used-for/ What Docker is, how containers differ from virtual machines, and the real problems they solve day to day. A plain-language guide for developers new to it. https://spaghetti-code.net/en/posts/kubernetes/what-is-kubernetes/ Sat, 31 Jan 2026 00:00:00 +0000 https://spaghetti-code.net/en/posts/kubernetes/what-is-kubernetes/ What Kubernetes is, how it runs, scales and self-heals containers in production, and when you actually need it instead of Docker Compose or Docker Swarm.