web server

How to Set Up IIS HTTP/2 on Windows Server 2019 — step-by-step Windows Server 2019 tutorial on Progressive Robot

How to Set Up IIS HTTP/2 on Windows Server 2019

Introduction to IIS HTTP/2 on Windows Server 2019 HTTP/2 is the second major version of the HTTP protocol, standardised in RFC 7540. It introduces multiplexing (multiple concurrent requests over a single TCP connection), header compression (HPACK), server push, and binary framing — all of which significantly reduce latency and page load times compared to HTTP/1.1, […]

Read more
How to Deploy a Flask Application with Gunicorn and Nginx on RHEL 9 — step-by-step RHEL 9 tutorial on Progressive Robot

How to Deploy a Flask Application with Gunicorn and Nginx on RHEL 9

Flask is a lightweight Python web microframework that provides only the essentials: URL routing, request/response handling, and Jinja2 templating. Unlike Django, Flask does not include an ORM, authentication, or admin interface by default — these are added through extensions like SQLAlchemy, Flask-Login, and Flask-Admin. This minimalism makes Flask the ideal choice for REST APIs, microservices, […]

Read more
How to Set Up Nginx with PHP-FPM Connection Pooling on Debian 11 — step-by-step Debian 11 tutorial on Progressive Robot

How to Set Up Nginx with PHP-FPM Connection Pooling on Debian 11

Introduction Debian 11 Bullseye is built around the ethos of stability and free software. Setting up set up nginx with php-fpm connection pooling 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 […]

Read more
How to Set Up Vagrant and VirtualBox on RHEL 9 — step-by-step RHEL 9 tutorial on Progressive Robot

How to Set Up Vagrant and VirtualBox on RHEL 9

Vagrant is a command-line tool for creating and managing reproducible local development environments backed by virtual machines. Combined with VirtualBox as a hypervisor, it lets developers spin up a fresh Linux VM with a single command, configure it through a version-controlled Vagrantfile, and destroy it just as easily. This eliminates the “works on my machine” […]

Read more
How to Configure Windows Server 2019 Server Core — step-by-step Windows Server 2019 tutorial on Progressive Robot

How to Configure Windows Server 2019 Server Core

How to Configure Windows Server 2019 Server Core Windows Server 2019 Server Core is a minimal installation option that omits the Windows graphical user interface (GUI), Internet Explorer, and many optional Windows components. The result is a smaller attack surface, lower memory and disk footprint, fewer required patches, and improved performance compared to the full […]

Read more
How to Install Graylog for Centralised Log Management on RHEL 7 — step-by-step RHEL 7 tutorial on Progressive Robot

How to Install Graylog for Centralised Log Management on RHEL 7

How to Install Graylog for Centralised Log Management on RHEL 7 Centralised log management is essential for any production environment. When servers, applications, and network devices each write logs independently, troubleshooting incidents becomes painfully slow. Graylog solves this by aggregating logs from every source into a single, searchable platform. Built on top of MongoDB and […]

Read more
How to Set Up Checksum Monitoring with AIDE on RHEL 9 — step-by-step RHEL 9 tutorial on Progressive Robot

How to Set Up Checksum Monitoring with AIDE on RHEL 9

AIDE (Advanced Intrusion Detection Environment) builds a cryptographic database of file attributes and checksums, then alerts you whenever a monitored file changes unexpectedly — a technique known as file integrity monitoring (FIM). On RHEL 9, AIDE is available in the standard repositories and integrates cleanly with systemd timers for scheduled checks and with auditd for […]

Read more
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 (ON-DEBIAN-11)

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. […]

Read more
How to Configure Infrastructure as Code with Pulumi on RHEL 8 — step-by-step RHEL 8 tutorial on Progressive Robot

How to Configure Infrastructure as Code with Pulumi on RHEL 8

Pulumi is an Infrastructure as Code platform that lets you define cloud resources using general-purpose programming languages such as Python, TypeScript, or Go, rather than a domain-specific language. On RHEL 8, Pulumi pairs naturally with the existing Python ecosystem, allowing you to create and manage AWS resources using familiar constructs like loops, functions, and modules. […]

Read more
How to Install and Configure Apache HTTP Server on IBM AIX 7.3 — step-by-step IBM AIX 7.3 tutorial on Progressive Robot

How to Install and Configure Apache HTTP Server on IBM AIX 7.3

Introduction IBM AIX 7.3 is the latest release of IBM’s enterprise-grade UNIX operating system, running on IBM Power Systems hardware. Known for its reliability, security, and performance in mission-critical environments, AIX 7.3 introduces enhanced virtualization, security hardening, and cloud integration features. This guide covers how to install and configure apache http server on IBM AIX […]

Read more
CHAT