ITFROMZERO – Share tobe shared!

How to Set Up Nginx Proxy Manager with Docker Compose: Reverse Proxy and Automatic SSL via Web UI

By admin May 29, 2026

Nginx Proxy Manager lets you manage reverse proxies and automatic SSL through a web interface, running entirely inside Docker. This article compares popular proxy solutions, weighs their trade-offs, and walks you through a real-world deployment with Docker Compose step by step.

Fedora

Setting Up a Gaming Station on Fedora with Steam, Proton-GE, and MangoHud: Playing Windows Games on Linux Effectively

By admin May 29, 2026

A guide to setting up a gaming environment on Fedora with Steam, Proton-GE, and MangoHud. Covers installing Vulkan drivers correctly, configuring Proton-GE as a replacement for stock Proton, monitoring FPS with MangoHud, and debugging when games won't launch.

Monitoring

How to Install and Configure Thanos to Scale Prometheus: Long-Term Metrics Storage and Global View Across Multiple Clusters

By admin May 29, 2026

Thanos extends Prometheus with long-term metrics storage on S3/MinIO and a global view across multiple clusters in a single dashboard. A step-by-step setup guide using Docker Compose and Kubernetes, with practical operational tips.

Virtualization

QEMU ARM64 Emulation on Linux: Running Raspberry Pi OS and Android for IoT Development

By admin May 29, 2026

A practical guide to installing QEMU and emulating ARM64 on Linux to run Raspberry Pi OS and Android without real hardware. Covers real-world IoT development workflows: cross-compilation, Docker buildx for ARM64, snapshots, and shared folders.

Git

Git Maintenance: Boosting Performance for Repositories with Thousands of Commits

By admin May 29, 2026

Is your Git repository slowing down? Use git maintenance to automatically optimize, reducing git status and fetch times for large projects effectively.

Database

Turning PostgreSQL into a Graph Database with Apache AGE: When SQL and Cypher Converge

By admin May 29, 2026

Learn how to turn PostgreSQL into a powerful Graph Database with Apache AGE. Detailed guide from installation to Cypher queries for social networks and recommendation systems.

Network

Layer 4 Load Balancing at Hardware Limits: Deploying IPVS and ipvsadm on Linux

By admin May 29, 2026

Facing Load Balancer bottlenecks under high traffic? Learn to deploy IPVS (IP Virtual Server) on Linux for high-performance Layer 4 load balancing handling millions of packets per second.

Centos

Installing Fail2ban on CentOS Stream 9: Battle-Tested Brute-Force Protection

By admin May 29, 2026

Install Fail2ban on CentOS Stream 9 to effectively block SSH Brute-force attacks. Detailed guide on jail.local configuration, SELinux fixes, and Firewalld rich-rules integration.

Python

Ditch print()! Debug Python Like a Pro with the Icecream Library

By admin May 29, 2026

Don't let print() clutter your code. Discover how to use the Icecream library for professional Python debugging, with automatic variable and line logging that can be disabled with a single command.

Virtualization

How to Install and Use gVisor to Secure Containers: Running Docker with an Isolated Kernel

By admin May 28, 2026

gVisor is a sandbox runtime for Docker that places a virtual kernel layer (Sentry) between the container and the host kernel to prevent container escape. This guide covers installing runsc, configuring Docker, and verifying the sandbox with practical command examples.

Advanced Docker Swarm: Rolling Updates, Placement Constraints, and Zero-Downtime Deployments

Hot Add CPU and RAM on VMware vSphere: Upgrade Virtual Machine Resources Without Rebooting

Docker-in-Docker (DinD) vs Docker-out-of-Docker (DooD): A Practical CI/CD Runner Setup Guide

Mastering /proc and /sys: Inspecting Linux Internals Without Third-Party Tools

Mastering DeepSeek-R1 on Linux: Optimizing “Home-Grown” Reasoning AI for Peak Performance

Dockerize WordPress: Accelerate Your MariaDB and Redis Cache Stack for Production

Automating File Monitoring with Python Watchdog: Stop Polling and Start Listening

Grafana Pyroscope: Hunting Down CPU and RAM “Hogs” Directly on Production

Mastering VMware Host Profiles: The Ultimate Way to Standardize ESXi Cluster Configurations

Varnish + Nginx: The Ultimate Lifesaver for High-Traffic Websites on Ubuntu

How to Set Up Nginx Proxy Manager with Docker Compose: Reverse Proxy and Automatic SSL via Web UI

Setting Up a Gaming Station on Fedora with Steam, Proton-GE, and MangoHud: Playing Windows Games on Linux Effectively

How to Install and Configure Thanos to Scale Prometheus: Long-Term Metrics Storage and Global View Across Multiple Clusters

QEMU ARM64 Emulation on Linux: Running Raspberry Pi OS and Android for IoT Development

Git Maintenance: Boosting Performance for Repositories with Thousands of Commits

Turning PostgreSQL into a Graph Database with Apache AGE: When SQL and Cypher Converge

Layer 4 Load Balancing at Hardware Limits: Deploying IPVS and ipvsadm on Linux

Installing Fail2ban on CentOS Stream 9: Battle-Tested Brute-Force Protection

Ditch print()! Debug Python Like a Pro with the Icecream Library

How to Install and Use gVisor to Secure Containers: Running Docker with an Isolated Kernel