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To install Docker on Ubuntu 26.04 LTS, add Docker's official repository with its GPG key and a docker.sources file, then install docker-ce, containerd.io and the Buildx and Compose plugins. On 7 October 2026 that gave Docker 29.8.2 and Compose 5.6.0, against Docker 29.1.3 and Compose 2.40.3 from Ubuntu's docker.io package.
Coolify is a self-hosted deployment platform that runs on top of Docker: it manages Git applications, databases, and SSL certificates from its own web panel. It installs with an official script that brings up Docker and the Coolify containers in 2 to 5 minutes on Ubuntu 24.04 or Debian 13, with no additional manual steps.
Installing Ollama on an Apple Silicon Mac is as simple as running one Homebrew command. Then pick a model based on available RAM (Phi-3 for 8 GB, Llama 3.1 8B for 16 GB) and expose the local, OpenAI-compatible HTTP API on port 11434 to plug it into your own applications.
This guide installs PostgreSQL 18.6 with pgvector 0.8.7 on Debian or Ubuntu from the PGDG repository, creates a dedicated role and database, tunes memory, builds an HNSW index and checks it with EXPLAIN. Version 0.8.7 fixes CVE-2026-103484, a buffer overflow in IVFFlat index builds.
Installing Docker on Debian 13 means replacing Debian's docker.io package (26.1.5) with the official repository: store the key in /etc/apt/keyrings/docker.asc, declare the repository in docker.sources, install docker-ce, docker-ce-cli, containerd.io, docker-buildx-plugin and docker-compose-plugin, then set log rotation and live-restore in daemon.json before exposing the server to production.
