Containers

How to Install ClickHouse on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Install ClickHouse on Debian 11

Introduction This guide explains how to Install ClickHouse on Debian 11 on Debian 11 Bullseye. Debian Bullseye uses systemd for service management, nftables as the underlying packet filter (with ufw or iptables front-ends still available), and AppArmor for mandatory access control. Every command is designed for a minimal Debian 11 install with the standard repositories […]

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How to Install Jenkins on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Install Jenkins on Debian 11

Introduction This guide explains how to Install Jenkins on Debian 11 on Debian 11 Bullseye. Debian Bullseye uses systemd for service management, nftables as the underlying packet filter (with ufw or iptables front-ends still available), and AppArmor for mandatory access control. Every command is designed for a minimal Debian 11 install with the standard repositories […]

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How to Set Up WordPress with Nginx on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Set Up WordPress with Nginx on Debian 11

Introduction Debian 11 Bullseye is built around the ethos of stability and free software. Setting up set up wordpress with nginx on debian 11 on Bullseye leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Bullseye freeze. Follow each step carefully […]

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How to Configure Docker Resource Limits on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Configure Docker Resource Limits on Debian 11

Introduction Deploying configure docker resource limits on debian 11 on a Debian 11 Bullseye machine is straightforward thanks to Debian’s policy-compliant packaging. Unlike rpm-based distributions, Debian stores configuration helpers in /etc/default/, uses update-rc.d for older init scripts, and provides dpkg-reconfigure for interactive package configuration. This tutorial stays on the systemd path throughout. Prerequisites You will […]

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How to Use Docker Secrets and Environment Variables Securely on RHEL 9 — step-by-step RHEL 9 tutorial on Progressive Robot

How to Use Docker Secrets and Environment Variables Securely on RHEL 9

Secrets and environment variables in Docker containers require careful handling to avoid leaking credentials into image layers, container logs, or environment variable dumps. The most common mistakes are: hardcoding credentials in Dockerfiles (they persist in image layer history forever), passing secrets via –env or –env-file flags (visible in docker inspect output and the process environment), […]

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How to Configure Nginx as a TCP/UDP Load Balancer on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Configure Nginx as a TCP/UDP Load Balancer on Debian 11 (DEBIAN-11-2)

Introduction Deploying configure nginx as a tcp/udp load balancer on debian 11 on a Debian 11 Bullseye machine is straightforward thanks to Debian’s policy-compliant packaging. Unlike rpm-based distributions, Debian stores configuration helpers in /etc/default/, uses update-rc.d for older init scripts, and provides dpkg-reconfigure for interactive package configuration. This tutorial stays on the systemd path throughout. […]

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How to Install Helm Package Manager for Kubernetes on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Install Helm Package Manager for Kubernetes on Debian 11

Introduction This guide explains how to Install Helm Package Manager for Kubernetes on Debian 11 on Debian 11 Bullseye. Debian Bullseye uses systemd for service management, nftables as the underlying packet filter (with ufw or iptables front-ends still available), and AppArmor for mandatory access control. Every command is designed for a minimal Debian 11 install […]

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How to Set Up SSH Key Authentication on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Set Up SSH Key Authentication on Debian 11

Introduction This guide explains how to Set Up SSH Key Authentication on Debian 11 on Debian 11 Bullseye. Debian Bullseye uses systemd for service management, nftables as the underlying packet filter (with ufw or iptables front-ends still available), and AppArmor for mandatory access control. Every command is designed for a minimal Debian 11 install with […]

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How to Install and Configure Drone CI on RHEL 9 — step-by-step RHEL 9 tutorial on Progressive Robot

How to Install and Configure Drone CI on RHEL 9

Drone CI is an open-source, container-native continuous integration and delivery platform that runs every pipeline step inside an isolated Docker container. It integrates natively with GitHub, Gitea, GitLab, and Bitbucket, making it a lightweight alternative to Jenkins for teams already working with containers. Drone’s configuration lives in a .drone.yml file committed alongside your code, keeping […]

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How to Configure Persistent Volumes in Kubernetes on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Configure Persistent Volumes in Kubernetes on Debian 11

Introduction Deploying configure persistent volumes in kubernetes on debian 11 on a Debian 11 Bullseye machine is straightforward thanks to Debian’s policy-compliant packaging. Unlike rpm-based distributions, Debian stores configuration helpers in /etc/default/, uses update-rc.d for older init scripts, and provides dpkg-reconfigure for interactive package configuration. This tutorial stays on the systemd path throughout. Prerequisites Ensure […]

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