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Docker containers and DNS resolution

This articles details DNS resolution within Docker containers. It shows how containers on the same network can communicate using service and container names as internal DNS aliases.

Installing kubeadm on Debian 12

How to install kubeadm (standalone mode, not cluster) on a fresh Debian 12, with a few debug steps on common errors during initialisation

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Docker containers and DNS resolution

This articles details DNS resolution within Docker containers. It shows how containers on the same network can communicate using service and container names as internal DNS aliases.

Installing kubeadm on Debian 12

How to install kubeadm (standalone mode, not cluster) on a fresh Debian 12, with a few debug steps on common errors during initialisation

An example of the singleton pattern implementation based on a real case study. The goal is to provide a code example and demonstrate how the use of the pattern can help optimizing performance by limiting costly operations.

#php #design-pattern

Kubernetes - Exposing a port on Minikube

This article will help you understand how, when using containers, a port might be open, but not accessible, with a focus on setting up Minikube

#kubernetes #docker

Installing MicroK8s on Debian 12

How to quickly set up MicroK8s (standalone mode, not cluster) on Debian 12, with troubleshooting of the snapd version error.

#kubernetes #debian

Docker compose & symfony : the scope of environment variables

Understand the scope of environment variables when building docker images, and how they can impact values like APP_ENV for a Symfony application

#docker #php #symfony

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Sharing my journey and knowledge in software development.
More than just tutorials or good practices, I share some (relatively deep) dive into the messy real-world of software development, addressing the whole chain: code and bugs, automated pipelines, managing environments and deployment, etc...

Recently updated posts

Docker containers and DNS resolution

#docker

Installing kubeadm on Debian 12

#kubernetes #debian

All articles

Docker containers and DNS resolution

#docker

Installing kubeadm on Debian 12

#kubernetes #debian

Singleton : how to implement

#php #design-pattern

Kubernetes - Exposing a port on Minikube

#kubernetes #docker

Installing MicroK8s on Debian 12

#kubernetes #debian

Docker compose & symfony : the scope of environment variables

#docker #php #symfony

Articles

#docker #kubernetes #debian #php #design-pattern #symfony

Socials

Github

Stack
Overflow

LinkedIn

Recently updated posts

Docker containers and DNS resolution

Installing kubeadm on Debian 12

All articles

Docker containers and DNS resolution

Installing kubeadm on Debian 12

Singleton : how to implement

Kubernetes - Exposing a port on Minikube

Installing MicroK8s on Debian 12

Docker compose & symfony : the scope of environment variables

Articles

Socials

Github

StackOverflow

LinkedIn

Stack
Overflow