Tag: docker
All the articles with the tag "docker".
Migrating Apache Airflow 2.x to 3.2 — A Real Project Walkthrough
Posted on:April 19, 2026 at 10:00 AMAirflow 3.x is a genuine architectural upgrade, not a version bump. This post walks through migrating the ECB exchange-rate ETL from 2.9 to 3.2 — new services, JWT-signed inter-service auth, provider installation changes, and every gotcha surfaced while actually running it.
Apache Airflow ETL Demo — Scheduling Real Pipelines with PostgreSQL and No Abstractions
Posted on:April 19, 2026 at 10:00 AMA practical Apache Airflow tutorial using Docker Compose and the TaskFlow API. Builds a complete ETL pipeline that fetches ECB exchange rates from a public API, transforms them, and loads them into PostgreSQL — without Astronomer or any managed wrapper.
Apache Superset — Visualizing Your Airflow + PostgreSQL Pipeline in a Live Dashboard
Posted on:April 19, 2026 at 10:00 AMApache Superset sits at the top of the data platform stack — Airflow loads, PostgreSQL stores, Superset visualizes. This post adds Superset to the Docker Compose from the Airflow ETL demo and builds exchange rate dashboards over the same PostgreSQL data warehouse.
Kubernetes for Backend Engineers — Pods, Deployments, and Services Without the Jargon
Posted on:September 10, 2025 at 09:00 AMKubernetes looks intimidating until you understand the one mental model that explains everything: declare desired state, and the control plane reconciles reality toward it continuously. A practical guide for backend engineers who deploy APIs and don't want to think about servers.
GitLab Remote Development (Beta) Review
Posted on:December 10, 2023 at 12:00 PMIn this guide, we'll walk through the process of setting up GitLab's Remote Development Environment, following the official instructions. We'll use AWS for custom DNS and a Windows machine with Docker Desktop to host the container. After the setup, we'll assess the maturity of GitLab's Remote Development System, empowering readers to make well-informed decisions about its integration into their workflows