Tag: docker
All the articles with the tag "docker".
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Docker Networking: Connecting to the Host from a Container
Access services on the host machine from inside a Docker container using host-gateway or host.docker.internal — no hardcoded IPs.
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Understanding Docker vs. Full Virtual Machines (VMs)
Containers share the kernel; VMs have their own. Understand the isolation trade-offs, overhead differences, and when to use which.
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Multiple Actions with a Single docker exec Call
Run multiple commands in one docker exec call using sh -c — pipe commands, chain with && or ;, and avoid repeated container roundtrips.
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Executing Commands with Asterisks in Docker
Shell globbing breaks inside docker exec because of how args are parsed — here's how to pass wildcards and asterisks correctly.
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WordPress, Docker, NGINX, and MySQL via Ansible
Automate a full WordPress stack deployment — Docker, nginx, and MySQL — using Ansible playbooks instead of clicking through wizards.
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Uptime Monitoring with Uptime Kuma
Uptime Kuma monitors your services and sends alerts when they go down — beautiful self-hosted alternative to UptimeRobot.
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Automating Docker via Ansible
Automate Docker container deployment with shell scripts, cron, and Ansible — stop SSHing in and restarting things by hand.
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Observability and Monitoring for Containers
Logs, metrics, and traces for Docker containers — Prometheus, Loki, Grafana, and OpenTelemetry to know what's happening inside your stack.
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Docker vs Podman: Key Differences
Docker needs a daemon; Podman doesn't. Compare architecture, rootless support, Compose compatibility, and which one belongs in your workflow.
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Docker Compose: Orchestrating Multi-Container Applications
Move beyond single containers — Docker Compose lets you define and run multi-service apps with one YAML file and one command.
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Wiki.js for your documentation in docker
Wiki.js is a gorgeous self-hosted wiki with Markdown, WYSIWYG, and Git sync — Docker Compose setup with PostgreSQL backend.
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NocoDB DB Management System
NocoDB wraps any SQL database in a spreadsheet UI — self-host an Airtable alternative on top of MySQL, PostgreSQL, or SQLite with Docker.