Docker

In the world of Docker Compose, defining service dependencies is easy — just list them under depends_on. But if you’ve ever run a PHP app, Directus, or Ghost CMS that talks to MySQL, you might have hit this problem: “My app container started fine... but immediately crashed with a

Docker makes it easy to containerize and run services, but with convenience often comes oversight—especially when it comes to networking and port exposure. One of the most common mistakes is this innocent-looking line in your docker-compose.yml: ports: - "3000:3000" While it may work perfectly for

When working with Docker, one of the most common commands you’ll use is docker build. This command creates a Docker image from a Dockerfile, and while it seems straightforward, there are several optimizations and configurations that can improve both efficiency and debugging. One such option is --progress=plain, which

When working with Docker, networking plays a crucial role in enabling communication between containers, as well as between containers and the host machine. This article explores the key concepts of Docker networking, clarifies some common misconceptions, and highlights additional points and best practices for effective container networking. 1. The Role

In today's world of cloud-native applications and microservices, Docker has become a ubiquitous tool in the development and deployment process. It's a powerful solution for creating reproducible environments and enabling rapid scaling. However, as with most tools, the true potential of Docker is often only realized

When working with Docker, you might come across the command docker pull docker. At first glance, it may seem redundant, but it serves a specific purpose, particularly in development pipelines and certain advanced use cases. In this article, we'll break down what this command does, its practical applications,