How to Deploy a Flask Application with Gunicorn and Nginx on RHEL 7 Flask is a lightweight Python web framework ideal for building APIs and web applications. While Flask’s built-in development server is useful for testing, it is not suitable for production workloads. The standard production stack on RHEL 7 combines Gunicorn as a WSGI […]
Introduction Debian 9 Stretch is built around the ethos of stability and free software. Setting up configure docker with tls authentication on debian 9 on Stretch leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Stretch freeze. Follow each step carefully […]
How to Deploy a Django Application with Gunicorn and Nginx on RHEL 7 Django’s built-in development server is single-threaded, outputs detailed error tracebacks to the browser, and is explicitly documented as unsuitable for production. The standard production deployment for Django on Linux is a two-layer stack: Gunicorn (a Python WSGI HTTP server) handles the Python […]
Introduction Deploying install portainer on debian 9 on a Debian 9 Stretch 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 Debian 9 Stretch […]
Introduction This guide explains how to Configure Docker Logging Drivers on Debian 9 on Debian 9 Stretch. Debian Stretch 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 9 install with the […]
How to Use Python Virtual Environments on RHEL 7 When you install Python packages system-wide with pip3, every project on the server shares the same set of libraries. This creates an immediate problem: Project A requires Flask 1.1 while Project B requires Flask 2.3, and only one version can occupy the global site-packages directory at […]
Introduction Debian 9 Stretch is built around the ethos of stability and free software. Setting up configure container networking with flannel on debian 9 on Stretch leverages the same proven Debian packaging system that powers millions of servers worldwide, while benefiting from the latest upstream releases included in the Stretch freeze. Follow each step carefully […]
How to Install Python 3 and pip on RHEL 7 RHEL 7 ships with Python 2.7 as the system default, and that version is deeply embedded in system utilities such as yum itself. Replacing or removing the system Python will break critical OS tooling, so the correct approach on RHEL 7 is to install Python […]
Introduction Deploying install rancher on debian 9 on a Debian 9 Stretch 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 need a […]
How to Install Xdebug for PHP on RHEL 7 Xdebug is the de facto debugging and profiling extension for PHP. It transforms PHP development from a cycle of var_dump() statements into a proper interactive debugging experience: you can set breakpoints, step through code line by line, inspect variable values at runtime, and generate detailed execution […]
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